R1163N40E-TR [RICOH]

Fixed Positive LDO Regulator, 4V, 0.35V Dropout, CMOS, PDSO5, MINI, SOT-23, 5 PIN;
R1163N40E-TR
型号: R1163N40E-TR
厂家: RICOH ELECTRONICS DEVICES DIVISION    RICOH ELECTRONICS DEVICES DIVISION
描述:

Fixed Positive LDO Regulator, 4V, 0.35V Dropout, CMOS, PDSO5, MINI, SOT-23, 5 PIN

光电二极管 输出元件 调节器
文件: 总26页 (文件大小:528K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
3-MODE 150mA LDO REGULATOR  
with Reverse Current Protection  
R1163x SERIES  
OUTLINE  
The R1163x Series consist of CMOS-based voltage regulator ICs with high output voltage accuracy and low  
supply current. These ICs perform with the chip enable function and realize a standby mode with ultra low supply  
current. To prevent the destruction by over current, the current limit circuit is included. The R1163x Series have  
3-mode. One is standby mode with CE or standby control pin. Other two modes are realized with ECO pin™.  
Fast Transient Mode (FT mode) and Low Power Mode (LP mode) are alternative with ECO pin™. Consumption  
current is reduced at Low Power Mode compared with Fast Transient Mode. The output voltage is maintained  
between FT mode and LP mode.  
Further, the reverse current protection circuit is built-in. Therefore, if a higher voltage than VDD pin is forced to  
the output pin, the reverse current to VDD pin is very small (Max. 0.1µA) , so it is suitable for backup circuit.  
Since the packages for these ICs are SOT-23-5, thin SON-6, and PLP1616-6 packages, high density  
mounting of the ICs on boards is possible.  
FEATURES  
Ultra-Low Supply Current................................. Typ. 6.0µA (Low Power Mode),  
Typ. 70µA (Fast Transient Mode)  
Standby Mode .................................................. Typ. 0.6µA  
Reverse Current............................................... Max. 0.1µA  
Low Dropout Voltage........................................ Typ. 0.25V (IOUT=150mA Output Voltage=3.0V Type)  
High Ripple Rejection....................................... Typ. 70dB (f=1kHz, FT Mode)  
Low Temperature-Drift Coefficient of Output Voltage Typ. ±100ppm/°C  
Excellent Line Regulation................................. Typ. 0.02%/V  
High Output Voltage Accuracy.......................... ±1.5%(±2.5% at LP Mode)  
Small Package ................................................ SOT-23-5 (Super Mini-mold), SON-6, PLP1616-6  
Output Voltage.................................................. Stepwise setting with a step of 0.1V  
in the range of 1.5V to 4.0V is possible  
Built-in fold-back protection circuit ................... Typ. 40mA (Current at short mode)  
Performs with Ceramic Capacitors................... CIN=1.0µF,COUT=Ceramic 0.47µF  
APPLICATIONS  
Precision Voltage References.  
Power source for electrical appliances such as cameras, VCRs and hand-held communication equipment.  
Power source for battery-powered equipment.  
1
R1163x  
BLOCK DIAGRAM  
R1163xxx1B  
R1163xxx1D  
ECO  
ECO  
VDD  
VDD  
VOUT  
VOUT  
Vref  
Vref  
Current Limit  
Current Limit  
Reverse  
Detector  
Reverse Detector  
CE  
CE  
GND  
GND  
R1163xxx1E  
ECO  
VDD  
VOUT  
-
+
Vref  
Current Limit  
Reverse Detector  
GND  
CE  
SELECTION GUIDE  
The output voltage, the auto-discharge function, the package and the taping type for the ICs can be selected  
at the user's request. The selection can be available by designating the part number as shown below;  
R1163xxx1x-xx Part Number  
↑ ↑  
↑ ↑  
a b c d  
Code  
Contents  
Designation of Package Type :  
N: SOT-23-5 (Mini-mold)  
D: SON-6  
a
K: PLP1616-6  
Setting Output Voltage (VOUT) :  
b
Stepwise setting with a step of 0.1V in the range of 1.5V to 4.0V is possible.  
New options: 2.85V type: R1163x281x5-xx, 1.85V type: R1163x181x5-xx.  
Designation of Chip Enable Options:  
B: "H" active type and without auto-discharge function.  
D: "H" active and with auto-discharge function.  
E: "H" active type and without auto-discharge function. ECO logic reverse type (Low  
Power mode at ECO=”H”)  
c
Designation of Taping Type:  
d
Refer to Taping Specifications: TR type is the standard direction.  
2
R1163x  
PIN CONFIGURATIONS  
zSOT-23-5  
zSON-6  
5
4
6
5
4
1
2
3
(mark side)  
1
2
3
zPLP1616-6  
6
5
4
1.6  
(mark side)  
1
2
3
H:0.60  
(Max.)  
1.6  
PIN DESCRIPTIONS  
zSOT-23-5  
zSON-6  
Pin No  
Symbol  
VDD  
Pin Description  
Input Pin  
Pin No  
Symbol  
VDD  
Pin Description  
Input Pin  
1
2
3
4
5
1
2
3
4
5
6
GND  
CE  
Ground Pin  
NC  
No Connection  
Output pin  
Chip Enable Pin  
MODE alternative pin  
Output pin  
VOUT  
ECO  
GND  
CE  
ECO  
VOUT  
MODE alternative pin  
Ground Pin  
Chip Enable Pin  
zPLP1616-6  
Pin No  
Symbol  
VOUT  
GND  
ECO  
CE  
Pin Description  
Output pin  
1
2
3
4
5
6
Ground Pin  
MODE alternative pin  
Chip Enable pin  
No Connection  
Input Pin  
NC  
VDD  
*Tab and tab suspension leads for SON-6 and PLP1616-6 should not be connected to other voltage level  
areas except GND.  
3
R1163x  
ABSOLUTE MAXIMUM RATINGS  
Symbol  
VIN  
Item  
Rating  
6.5  
Unit  
V
Input Voltage  
VECO  
VCE  
Input Voltage (ECO Pin)  
Input Voltage (CE Pin)  
Output Voltage  
V
0.3 ~ 6.5  
0.3 ~ 6.5  
0.3 ~ 6.5  
180  
V
VOUT  
IOUT  
V
Output Current  
mA  
250(SOT23-5/SON6)  
PD  
Power Dissipation  
mW  
T.B.D.(PLP1616-6)  
Topt  
Tstg  
Operating Temperature Range  
Storage Temperature Range  
40 ~ 85  
°C  
°C  
55 ~ 125  
4
R1163x  
ELECTRICAL CHARACTERISTICS  
R1163xxx1B, D  
Topt=25°C  
Symbol  
Item  
Conditions  
Min.  
Typ.  
Max.  
Unit  
VOUT  
×0.985  
VOUT  
VOUT  
×1.015  
VOUT  
VIN = Set VOUT+1V VECO = VIN  
<
<
1mA  
IOUT  
30mA  
=
=
VOUT  
Output Voltage  
V
VIN = Set VOUT + 1V VECO =GND  
<
<
1mA  
IOUT  
30mA  
×0.975  
×1.025  
=
=
VIN = Set VOUT+1V, IOUT =30mA  
0.0  
0
1.2  
%
1.2  
Output Voltage Deviation  
>
VOUT  
2.0V  
2.0V  
VOUT  
=
between FT Mode and LP Mode  
<
VOUT  
-24  
150  
+24  
mV  
mA  
=
IOUT  
Output Current  
VIN VOUT = 1.0V  
VIN =Set VOUT+1V, VECO=VIN  
Load Regulation (FT Mode)  
20  
20  
40  
45  
<
<
1mA  
IOUT  
150mA  
VOUT/  
=
=
mV  
IOUT  
VIN = Set VOUT+1V,VECO=GND  
Load Regulation (LP Mode)  
Dropout Voltage  
<
<
1mA  
IOUT  
150mA  
=
=
VDIF  
ISS1  
Refer to the ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE  
VIN = Set VOUT+1V  
Supply Current (FT Mode)  
70  
100  
10.0  
1.0  
µA  
µA  
µA  
VECO = VIN, IOUT=0mA  
VIN = Set VOUT+1V  
ISS2  
Supply Current (LP Mode)  
6.0  
VECO = GND, IOUT=0mA  
VIN = Set VOUT+1V, VCE = GND  
Istandby Supply Current (Standby)  
0.6  
VECO=GND  
Set VOUT+0.5V  
IOUT = 30mA, VECO = VIN  
Set VOUT + 0.5V  
IOUT = 30mA, VECO = GND  
<
<
VIN  
6.0V  
6.0V  
=
=
Line Regulation (FT Mode)  
0.02  
0.05  
0.10  
0.20  
VOUT/  
%/V  
<
<
VIN  
VIN  
=
=
Line Regulation (LP Mode)  
f = 1kHz  
70  
60  
f = 10kHz,  
Ripple 0.2Vp-p  
VIN = Set VOUT + 1V  
IOUT = 30mA, VECO = VIN  
RR  
Ripple Rejection (FT Mode)  
Input Voltage  
dB  
V
ppm  
/°C  
<
If VOUT 1.7V,then  
=
VIN = Set VOUT+1V  
VIN  
2.0  
6.0  
0.6  
VOUT/ Output Voltage  
T  
ILIM  
IOUT = 30mA  
±100  
40  
<
<
Temperature Coefficient  
Short Current Limit  
40°C Topt 85°C  
=
=
mA  
VOUT = 0V  
CE Pull-down  
IPD  
0.3  
5
µA  
Constant Current  
RPD  
VCEH  
VCEL  
ECO Pull-down Resistance  
CE, ECO Input Voltage “H”  
CE, ECO Input Voltage “L”  
Output Noise ”H” (FT Mode)  
Output Noise ”L” (LP Mode)  
2
1.0  
0.0  
30  
6.0  
0.4  
MΩ  
V
V
30  
40  
BW = 10Hz to 100kHz  
BW = 10Hz to 100kHz  
en  
µ
Vrms  
Nch Tr. On Resistance for  
auto-discharge function  
(Applied only to D version)  
RLOW  
IREV  
60  
VCE=0V  
<
<
Reverse Current  
VOUT>0.5V, 0V  
VIN  
6V  
0.0  
0.1  
µA  
=
=
5
R1163x  
R1163xxx1E  
Symbol  
Topt=25°C  
Item  
Conditions  
Min.  
Typ.  
Max.  
Unit  
VOUT  
×0.985  
VOUT  
VOUT  
×1.015  
VOUT  
VIN = Set VOUT+1V VECO =GND  
<
<
1mA  
IOUT  
30mA  
=
=
VOUT  
Output Voltage  
V
VIN = Set VOUT + 1V VECO =VIN  
<
<
1mA  
IOUT  
30mA  
×0.975  
×1.025  
=
=
VIN = Set VOUT+1V, IOUT =30mA  
0.0  
0
1.2  
%
1.2  
Output Voltage Deviation  
>
VOUT  
2.0V  
2.0V  
VOUT  
=
between FT Mode and LP Mode  
<
VOUT  
-24  
150  
+24  
mV  
mA  
=
IOUT  
Output Current  
VIN VOUT = 1.0V  
VIN =Set VOUT+1V, VECO=GND  
Load Regulation (FT Mode)  
20  
20  
40  
45  
<
<
1mA  
IOUT  
150mA  
VOUT/  
=
=
mV  
IOUT  
VIN = Set VOUT+1V,VECO=VIN  
Load Regulation (LP Mode)  
Dropout Voltage  
<
<
1mA  
IOUT  
150mA  
=
=
VDIF  
ISS1  
Refer to the ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE  
VIN = Set VOUT+1V  
Supply Current (FT Mode)  
70  
100  
10.0  
1.0  
µA  
µA  
µA  
VECO = GND, IOUT=0mA  
VIN = Set VOUT+1V  
ISS2  
Supply Current (LP Mode)  
6.0  
VECO = VIN, IOUT=0mA  
VIN = Set VOUT+1V, VCE = GND  
Istandby Supply Current (Standby)  
0.6  
VECO=GND  
Set VOUT+0.5V  
IOUT = 30mA, VECO = GND  
Set VOUT + 0.5V  
IOUT = 30mA, VECO = VIN  
<
<
VIN  
6.0V  
=
=
Line Regulation (FT Mode)  
0.02  
0.05  
0.10  
0.20  
VOUT/  
%/V  
<
<
VIN  
VIN  
6.0V  
=
=
Line Regulation (LP Mode)  
f = 1kHz  
70  
60  
f = 10kHz,  
Ripple 0.2Vp-p  
VIN = Set VOUT + 1V  
RR  
Ripple Rejection (FT Mode)  
Input Voltage  
dB  
V
ppm  
/°C  
IOUT = 30mA, VECO = GND  
<
If VOUT 1.7V,then  
=
VIN = Set VOUT+1V  
VIN  
2.0  
6.0  
0.6  
VOUT/ Output Voltage  
T  
ILIM  
IOUT = 30mA  
±100  
40  
<
<
Temperature Coefficient  
Short Current Limit  
40°C Topt 85°C  
=
=
mA  
VOUT = 0V  
CE Pull-down  
IPD  
0.3  
µA  
Constant Current  
VCEH  
VCEL  
CE, ECO Input Voltage “H”  
CE, ECO Input Voltage “L”  
Output Noise ”H” (FT Mode)  
Output Noise ”L” (LP Mode)  
Reverse Current  
1.0  
0.0  
6.0  
0.4  
V
V
30  
40  
0.0  
BW = 10Hz to 100kHz  
BW = 10Hz to 100kHz  
en  
µ
Vrms  
<
<
IREV  
VOUT>0.5V, 0V  
VIN  
6V  
0.1  
µA  
=
=
6
R1163x  
ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE  
Topt = 25°C  
Dropout Voltage (V)  
VDIF(ECO=H)  
Output Voltage  
VDIF(ECO=L)  
VOUT (V)  
Condition  
Typ.  
Max.  
0.680  
0.550  
0.520  
0.490  
0.425  
0.350  
Typ.  
0.420  
0.390  
0.370  
0.350  
0.300  
0.250  
Max.  
0.680  
0.550  
0.520  
0.490  
0.425  
0.350  
<
1.5 VOUT < 1.6  
0.400  
0.380  
0.350  
0.340  
0.290  
0.250  
=
<
1.6 VOUT < 1.7  
=
<
1.7 VOUT < 1.8  
=
IOUT = 150mA  
<
1.8 VOUT < 2.0  
=
<
2.0 VOUT < 2.8  
=
<
<
2.8  
VOUT  
4.0  
=
=
TECHNICAL NOTES  
When using these ICs, consider the following points:  
Phase Compensation  
In these ICs, phase compensation is made for securing stable operation even if the load current is varied. For  
this purpose, be sure to use a 0.47µF or more ceramic capacitor COUT.  
(Test these ICs with as same external components as ones to be used on the PCB.)  
When a tantalum capacitor is used with this IC, if the equivalent series resistor (ESR) of the capacitor is large,  
output voltage may be unstable.  
PCB Layout  
Make VDD and GND lines sufficient. If their impedance is high, noise pickup or unstable operation may result.  
Connect a capacitor with as much as 1.0µF capacitor between VDD and GND pin as close as possible.  
Set external components such as an output capacitor, as close as possible to the ICs and make wiring as  
short as possible.  
TYPICAL APPLICATION  
VDD  
OUT  
ECO  
R1163x  
Series  
C1  
IOUT  
C2  
GND  
V
VOUT  
CE  
External Components Ex.: C1: Ceramic Capacitor 1.0µF  
C2: Ceramic Capacitor 0.47µF (Murata GRM40B474K)  
7
R1163x  
TYPICAL CHARACTERISTICS  
Unless otherwise provided, capacitors are ceramic type.  
1) Output Voltage vs. Output Current  
R1163x151x Fast Mode  
R1163x151x Low Power Mode  
1.6  
1.6  
1.4  
1.2  
1.0  
0.8  
0.6  
0.4  
0.2  
0.0  
1.4  
V
IN=2V  
V
IN=2V  
1.2  
1.0  
0.8  
0.6  
0.4  
0.2  
0.0  
V
IN=2.5V 3.5V  
V
IN=2.5V 3.5V  
0
0
0
100  
200  
300  
400  
400  
400  
0
100  
200  
300  
400  
400  
400  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
R1163x281x Fast Mode  
R1163x281x Low Power Mode  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
V
IN=3.1V  
VIN=3.1V  
V
IN=3.3V  
IN=3.8V 4.8V  
V
IN=3.3V  
V
IN=3.8V 4.8V  
V
100  
200  
300  
0
100  
200  
300  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
R1163x40x Fast Mode  
R1163x40x Low Power Mode  
4.5  
4.0  
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
4.5  
4.0  
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
V
IN=4.5V  
V
IN=4.3V  
V
IN=4.3V  
V
IN=5V 6V  
V
IN=4.5V  
IN=5V 6V  
V
100  
200  
300  
0
100  
200  
300  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
8
R1163x  
2) Output Voltage vs. Input Voltage  
R1163x151x Fast Mode  
R1163x15x Low Power Mode  
1.6  
1.6  
1.4  
1.2  
1.0  
0.8  
0.6  
0.4  
0.2  
0.0  
1.4  
1.2  
1.0  
0.8  
0.6  
0.4  
0.2  
0.0  
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
0
0
0
1
2
3
4
5
6
6
6
0
1
2
3
4
5
6
6
6
Input Voltage VIN(V)  
Input Voltage VIN(V)  
R1163x28x Fast Mode  
R1163x28x Low Power Mode  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
1
2
3
4
5
0
1
2
3
4
5
Input Voltage VIN(V)  
Input Voltage VIN(V)  
R1163x40x Fast Mode  
R1163x40x Low Power Mode  
4.5  
4.0  
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
4.5  
4.0  
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
1
2
3
4
5
0
1
2
3
4
5
Input Voltage VIN(V)  
Input Voltage VIN(V)  
9
R1163x  
3) Supply Current vs. Input Voltage  
R1163x151x Fast Mode  
R1163x151x Low Power Mode  
80  
8
7
6
5
4
3
2
1
0
70  
60  
50  
40  
30  
20  
10  
0
0
0
0
1
2
3
4
5
5
5
6
6
6
0
1
2
3
4
5
6
6
6
Input Voltage VIN(V)  
Input Voltage VIN(V)  
R1163x281x Fast Mode  
R1163x281x Low Power Mode  
80  
70  
60  
50  
40  
30  
20  
10  
0
8
7
6
5
4
3
2
1
0
1
2
3
4
0
1
2
3
4
5
Input Voltage VIN(V)  
Input Voltage VIN(V)  
R1163x401x Fast Mode  
R1163x401x Low Power Mode  
80  
70  
60  
50  
40  
30  
20  
10  
0
8
7
6
5
4
3
2
1
0
1
2
3
4
0
1
2
3
4
5
Input Voltage VIN(V)  
Input Voltage VIN(V)  
10  
R1163x  
4) Output Voltage vs. Temperature  
R1163x151x Fast Mode  
R1163x151x Low Power Mode  
1.53  
1.53  
1.52  
1.51  
1.50  
1.49  
1.48  
1.47  
1.46  
1.52  
1.51  
1.50  
1.49  
1.48  
1.47  
1.46  
-50 -25  
0
25  
50  
75  
75  
75  
100  
100  
100  
-50 -25  
0
25  
50  
75  
100  
Temperature Topt(°C)  
Temperature Topt(°C)  
R1163x281x Fast Mode  
R1163x281x Low Power Mode  
2.83  
2.82  
2.81  
2.80  
2.79  
2.78  
2.77  
2.76  
2.83  
2.82  
2.81  
2.80  
2.79  
2.78  
2.77  
2.76  
-50 -25  
0
25  
50  
-50 -25  
0
25  
50  
75  
100  
Temperature Topt(°C)  
Temperature Topt(°C)  
R1163x401x Fast Mode  
R1163x401x Low Power Mode  
4.05  
4.04  
4.03  
4.02  
4.01  
4.00  
3.99  
3.98  
3.97  
4.06  
4.05  
4.04  
4.03  
4.02  
4.01  
4.00  
3.99  
3.98  
-50 -25  
0
25  
50  
-50 -25  
0
25  
50  
75  
100  
Temperature Topt(°C)  
Temperature Topt(°C)  
11  
R1163x  
5) Supply Current vs. Temperature  
R1163x151x Fast Mode  
R1163x151x Low Power Mode  
V
IN=2.5V  
VIN=2.5V  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
10  
9
8
7
6
5
4
3
2
1
0
-50 -25  
0
25  
50  
75  
100  
-50 -25  
0
25  
50  
75  
100  
100  
100  
Temperature Topt(°C)  
Temperature Topt(°C)  
R1163x281x Fast Mode  
R1163x281x Low Power Mode  
V
IN=3.8V  
VIN=3.8V  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
10  
9
8
7
6
5
4
3
2
1
0
-50 -25  
0
25  
50  
75  
100  
-50 -25  
0
25  
50  
75  
Temperature Topt(°C)  
Temperature Topt(°C)  
R1163x401x Fast Mode  
R1163x401x Low Power Mode  
V
IN=5.0V  
VIN=5.0V  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
10  
9
8
7
6
5
4
3
2
1
0
-50 -25  
0
25  
50  
75  
100  
-50 -25  
0
25  
50  
75  
Temperature Topt(°C)  
Temperature Topt(°C)  
12  
R1163x  
6) Standby Current vs. Input Voltage  
2.5  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
2.0  
1.5  
1.0  
0.5  
0.0  
0
1
2
3
4
5
6
Input Voltage VIN(V)  
7) Reverse Current vs. Output Voltage  
V
IN=1V  
VIN=0V  
0.020  
0.018  
0.016  
0.014  
0.012  
0.010  
0.008  
0.006  
0.004  
0.002  
0.000  
1.2  
1.0  
0.8  
0.6  
0.4  
0.2  
0.0  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0  
Output Voltage VOUT(V)  
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0  
Output Voltage VOUT(V)  
8) Dropout Voltage vs. Output Current  
R1163x151x Fast Mode  
R1163x151x Low Power Mode  
0.5  
0.5  
0.4  
0.3  
0.2  
0.1  
0.0  
Topt=85°C  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
Topt=25°C  
Topt=-40°C  
0.4  
0.3  
0.2  
0.1  
0.0  
0
25  
50  
75  
100 125 150  
0
25  
50  
75  
100 125 150  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
13  
R1163x  
R1163x161x Fast Mode  
R1163x161x Low Power Mode  
0.5  
0.5  
0.4  
0.3  
0.2  
0.1  
0.0  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
0.4  
0.3  
0.2  
0.1  
0.0  
0
0
0
25  
50  
75  
100 125 150  
0
25  
50  
75  
100 125 150  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
R1163x171x Fast Mode  
R1163x171x Low Power Mode  
0.5  
0.4  
0.3  
0.2  
0.1  
0.0  
0.5  
0.4  
0.3  
0.2  
0.1  
0.0  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
25  
50  
75  
100 125 150  
0
25  
50  
75  
100 125 150  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
R1163x181x Fast Mode  
R1163x181x Low Power Mode  
0.5  
0.4  
0.3  
0.2  
0.1  
0.0  
0.5  
0.4  
0.3  
0.2  
0.1  
0.0  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
25  
50  
75  
100 125 150  
0
25  
50  
75  
100 125 150  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
14  
R1163x  
R1163x211x Fast Mode  
R1163x211x Low Power Mode  
0.4  
0.3  
0.2  
0.1  
0.0  
0.4  
0.3  
0.2  
0.1  
0.0  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
0
0
0
25  
50  
75  
100 125 150  
0
25  
50  
75  
100 125 150  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
R1163x281x Fast Mode  
R1163x281x Low Power Mode  
0.30  
0.25  
0.20  
0.15  
0.10  
0.05  
0.00  
0.30  
0.25  
0.20  
0.15  
0.10  
0.05  
0.00  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
25  
50  
75  
100 125 150  
0
25  
50  
75  
100 125 150  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
R1163x401x Fast Mode  
R1163x401x Low Power Mode  
0.30  
0.25  
0.20  
0.15  
0.10  
0.05  
0.00  
0.30  
0.25  
0.20  
0.15  
0.10  
0.05  
0.00  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
Topt=85°C  
Topt=25°C  
Topt=-40°C  
25  
50  
75  
100 125 150  
0
25  
50  
75  
100 125 150  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
15  
R1163x  
9) Dropout Voltage vs. Set Output Voltage  
R1163x Fast Mode  
R1163x Low Power Mode  
0.50  
0.50  
0.40  
0.30  
0.20  
0.10  
0.00  
I
I
I
I
I
OUT=10mA  
OUT=30mA  
OUT=50mA  
OUT=100mA  
OUT=150mA  
I
I
I
I
I
OUT=10mA  
OUT=30mA  
OUT=50mA  
OUT=100mA  
OUT=150mA  
0.40  
0.30  
0.20  
0.10  
0.00  
1.5  
2.0  
2.5  
3.0  
3.5  
4.0  
1.5  
2.0  
2.5  
3.0  
3.5  
4.0  
Set Output Voltage VREG(V)  
Set Output Voltage VREG(V)  
10) Ripple Rejection vs. Input Bias Voltage  
R1163x281x Fast Mode  
R1163x281x Fast Mode  
C
IN=none, COUT=0.47µF,  
CIN=none, COUT=0.47µF,  
I
OUT=1mA Ripple=0.2Vp-p  
I
OUT=1mA Ripple=0.5Vp-p  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
f=1kHz  
f=10kHz  
f=100kHz  
f=1kHz  
f=10kHz  
f=100kHz  
2.9  
3.0  
3.1  
3.2  
3.3  
2.9  
3.0  
3.1  
3.2  
3.3  
Input Voltage VIN(V)  
Input Voltage VIN(V)  
R1163x281x Fast Mode  
R1163x281x Fast ModeECO=H  
C
IN=none, COUT=0.47µF,  
CIN=none, COUT=0.47µF,  
I
OUT=30mA Ripple=0.2Vp-p  
I
OUT=30mA Ripple=0.5Vp-p  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
f=1kHz  
f=10kHz  
f=100kHz  
f=1kHz  
f=10kHz  
f=100kHz  
2.9  
3.0  
3.1  
3.2  
3.3  
2.9  
3.0  
3.1  
3.2  
3.3  
Input Voltage VIN(V)  
Input Voltage VIN(V)  
16  
R1163x  
R1163x281x Fast Mode  
R1163x281x Fast Mode  
C
IN=none, COUT=0.47µF,  
CIN=none, COUT=0.47µF,  
I
OUT=50mA Ripple=0.2Vp-p  
I
OUT=50mA Ripple=0.5Vp-p  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
f=1kHz  
f=10kHz  
f=100kHz  
f=1kHz  
f=10kHz  
f=100kHz  
2.9  
3.0  
3.1  
3.2  
3.3  
2.9  
3.0  
3.1  
3.2  
3.3  
Input Voltage VIN(V)  
Input Voltage VIN(V)  
11) Ripple Rejection vs. Frequency (CIN=none)  
R1163x151x Fast Mode  
R1163x151x Low Power Mode  
C
IN=none, COUT=0.47µF,  
IN=2.5VDC+0.2Vp-p  
C
IN=none, COUT=0.47µF,  
IN=2.5VDC+0.2Vp-p  
V
V
80  
70  
60  
50  
40  
30  
20  
10  
0
70  
60  
50  
40  
30  
20  
10  
0
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
0.1  
1
10  
100  
0.1  
1
10  
100  
Frequency f(kHz)  
Frequency f(kHz)  
R1163x281x Fast Mode  
R1163x281x Low Power Mode  
C
IN=none, COUT=0.47µF,  
C
IN=none, COUT=0.47µF,  
IN=3.8VDC+0.2Vp-p  
V
IN=3.8VDC+0.2Vp-p  
V
80  
70  
60  
50  
40  
30  
20  
10  
0
70  
60  
50  
40  
30  
20  
10  
0
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
0.1  
1
10  
100  
0.1  
1
10  
100  
Frequency f(kHz)  
Frequency f(kHz)  
17  
R1163x  
R1163x401x Fast Mode  
R1163x401x Low Power Mode  
C
IN=none, COUT=0.47µF,  
IN=5.0VDC+0.2Vp-p  
C
IN=none, COUT=0.47µF,  
IN=5.0VDC+0.2Vp-p  
V
V
80  
70  
60  
50  
40  
30  
20  
10  
0
70  
60  
50  
40  
30  
20  
10  
0
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
0.1  
1
10  
100  
0.1  
1
10  
100  
Frequency f(kHz)  
Frequency f(kHz)  
12) Input Transient Response  
R1163x151x Fast Mode  
R1163x151x Low Power Mode  
CIN=none, COUT=0.47µF IOUT=30mA  
CIN=none, COUT=0.47µF IOUT=10mA  
1.58  
1.56  
1.54  
1.52  
1.50  
1.48  
1.46  
4
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
4
3
3
2
Input Voltage  
Input Voltage  
2
1
1
0
0
Output Voltage  
Output Voltage  
-1  
-2  
-1  
-2  
0
10 20 30 40 50 60 70 80 90 100  
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0  
Time t(µs)  
Time t(ms)  
R1163x151x Low Power Mode  
R1163x281x Fast Mode  
C
IN=none, COUT=1µF IOUT=10mA  
C
IN=none, COUT=1µF IOUT=30mA  
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
4
3
2.88  
2.86  
2.84  
2.82  
2.80  
2.78  
2.76  
6
5
4
3
2
1
0
Input Voltage  
Input Voltage  
2
1
0
Output Voltage  
Output Voltage  
-1  
-2  
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0  
0
10 20 30 40 50 60 70 80 90 100  
Time t(ms)  
Time t(µs)  
18  
R1163x  
R1163x281x Fast Mode  
C
IN=none, COUT=1µF IOUT=10mA  
5.0  
4.5  
4.0  
3.5  
3.0  
2.5  
2.0  
6
5
4
3
2
1
0
Input Voltage  
Output Voltage  
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0  
Time t(ms)  
13) Load Transient Response  
R1163x151x Fast Mode  
R1163x151x Fast Mode  
V
IN=2.5V, CIN=1µF COUT=0.47µF  
V
IN=2.5V, CIN=1µF COUT=1.0µF  
1.9  
1.8  
1.7  
1.6  
1.5  
1.4  
1.3  
150  
100  
50  
1.9  
1.8  
1.7  
1.6  
1.5  
1.4  
1.3  
150  
100  
50  
Output Current  
Output Current  
0
0
-50  
-100  
-150  
-50  
-100  
-150  
Output Voltage  
Output Voltage  
0
2
4
6
8
10 12 14 16 18 20  
0
2
4
6
8
10 12 14 16 18 20  
Time t(µs)  
Time t(µs)  
R1163x151x Fast Mode  
R1163x151x Fast Mode  
V
IN=2.5V, CIN=1µF COUT=0.47µF  
V
IN=2.5V, CIN=1µF COUT=1.0µF  
1.9  
1.8  
1.7  
1.6  
1.5  
1.4  
1.3  
60  
30  
1.9  
1.8  
1.7  
1.6  
1.5  
1.4  
1.3  
60  
30  
Output Current  
Output Current  
0
0
-30  
-60  
-90  
-120  
-30  
-60  
-90  
-120  
Output Voltage  
Output Voltage  
0
2
4
6
8
10 12 14 16 18 20  
0
2
4
6
8
10 12 14 16 18 20  
Time t(µs)  
Time t(µs)  
19  
R1163x  
R1163x151x Low Power Mode  
R1163x151x Low Power Mode  
V
IN=2.5V, CIN=1µF COUT=0.47µF  
VIN=3.8V, CIN=1µF COUT=1µF  
1.9  
1.8  
1.7  
1.6  
1.5  
1.4  
1.3  
20  
10  
1.9  
1.8  
1.7  
1.6  
1.5  
1.4  
1.3  
20  
10  
Output Current  
Output Current  
0
0
-10  
-20  
-30  
-40  
-10  
-20  
-30  
-40  
Output Voltage  
Output Voltage  
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0  
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0  
Time t(ms)  
Time t(ms)  
R1163x281x Fast Mode  
R1163x281x Fast Mode  
V
IN=3.8V, CIN=1µF COUT=0.47µF  
VIN=3.8V, CIN=1µF COUT=1µF  
3.2  
3.1  
3.0  
2.9  
2.8  
2.7  
2.6  
150  
100  
50  
3.2  
3.1  
3.0  
2.9  
2.8  
2.7  
2.6  
150  
100  
50  
Output Current  
Output Current  
0
0
-50  
-100  
-150  
-50  
-100  
-150  
Output Voltage  
Output Voltage  
0
2
4
6
8
10 12 14 16 18 20  
0
2
4
6
8
10 12 14 16 18 20  
Time t(µs)  
Time t(µs)  
R1163x281x Fast Mode  
R1163x281x Fast Mode  
V
IN=3.8V, CIN=1µF COUT=0.47µF  
VIN=3.8V, CIN=1µF COUT=1µF  
3.2  
3.1  
3.0  
2.9  
2.8  
2.7  
2.6  
60  
30  
3.2  
3.1  
3.0  
2.9  
2.8  
2.7  
2.6  
60  
30  
Output Current  
Output Current  
0
0
-30  
-60  
-90  
-120  
-30  
-60  
-90  
-120  
Output Voltage  
Output Voltage  
0
2
4
6
8
10 12 14 16 18 20  
0
2
4
6
8
10 12 14 16 18 20  
Time t(µs)  
Time t(µs)  
20  
R1163x  
R1163x281x Low Power Mode  
R1163x281x Low Power Mode  
V
IN=3.8V, CIN=1µF COUT=0.47µF  
VIN=3.8V, CIN=1µF COUT=1µF  
3.6  
3.4  
3.2  
3.0  
2.8  
2.6  
2.4  
20  
10  
3.6  
3.4  
3.2  
3.0  
2.8  
2.6  
2.4  
20  
10  
Output Current  
Output Current  
0
0
-10  
-20  
-30  
-40  
-10  
-20  
-30  
-40  
Output Voltage  
Output Voltage  
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0  
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0  
Time t(ms)  
Time t(ms)  
14) Turn on speed with CE pin  
R1163x151x Fast Mode  
R1163x151x Low Power Mode  
V
IN=2.5V,  
VIN=2.5V,  
C
IN=1µF COUT=0.47µF IOUT=0mA  
C
IN=1µF COUT=0.47µF IOUT=0mA  
3
2
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
-0.5  
3
2
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
-0.5  
CE Input Voltage  
Output Voltage  
CE Input Voltage  
1
1
0
0
-1  
-2  
-3  
-4  
-5  
-1  
-2  
-3  
-4  
-5  
Output Voltage  
-8 -4  
0
4
8
12 16 20 24 28 32  
-40 -20  
0
20 40 60 80 100 120  
Time t(µs)  
Time t(ms)  
R1163x151x Fast Mode  
R1163x151x Low Power Mode  
V
IN=2.5V,  
VIN=2.5V,  
C
IN=1µF COUT=0.47µF IOUT=30mA  
C
IN=1µF COUT=0.47µF IOUT=30mA  
3
2
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
-0.5  
3
2
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
-0.5  
CE Input Voltage  
CE Input Voltage  
1
1
0
0
-1  
-2  
-3  
-4  
-5  
-1  
-2  
-3  
-4  
-5  
Output Voltage  
Output Voltage  
-8 -4  
0
4
8
12 16 20 24 28 32  
-0.2 -0.1  
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8  
Time t(ms)  
Time t(µs)  
21  
R1163x  
R1163x151x Fast Mode  
R1163x151x Low Power Mode  
V
IN=2.5V,  
VIN=2.5V,  
C
IN=1µF COUT=0.47µF IOUT=150mA  
C
IN=1µF COUT=0.47µF IOUT=150mA  
3
2
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
-0.5  
3
2
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
-0.5  
CE Input Voltage  
CE Input Voltage  
1
1
0
0
-1  
-2  
-3  
-4  
-5  
-1  
-2  
-3  
-4  
-5  
Output Voltage  
Output Voltage  
-8 -4  
0
4
8
12 16 20 24 28 32  
-0.2 -0.1  
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8  
Time t(ms)  
Time t(µs)  
R1163x281x Fast Mode  
R1163x281x Low Power Mode  
VIN=3.8V,  
VIN=3.8V,  
CIN=1µF COUT=0.47µF IOUT=0mA  
CIN=1µF COUT=0.47µF IOUT=0mA  
6
4
7
6
6
4
7
6
2
5
2
5
CE Input Voltage  
CE Input Voltage  
Output Voltage  
0
4
0
4
-2  
-4  
-6  
-8  
-10  
3
-2  
-4  
-6  
-8  
-10  
3
2
2
Output Voltage  
1
1
0
0
-1  
-1  
-20 -10 0 10 20 30 40 50 60 70 80  
-20 -10 0 10 20 30 40 50 60 70 80  
Time t(µs)  
Time t(ms)  
R1163x281x Fast Mode  
R1163x281x Low Power Mode  
VIN=3.8V,  
VIN=3.8V,  
CIN=1µF COUT=0.47µF IOUT=30mA  
CIN=1µF COUT=0.47µF IOUT=30mA  
6
7
6
6
7
6
4
2
4
2
5
5
CE Input Voltage  
CE Input Voltage  
0
4
0
4
-2  
-4  
-6  
-8  
-10  
3
-2  
-4  
-6  
-8  
-10  
3
2
2
Output Voltage  
Output Voltage  
1
1
0
0
-1  
-1  
-20 -10 0 10 20 30 40 50 60 70 80  
-0.1 -0  
0
0.04 0.08 0.12 0.16 0.2 0.24 0.28 0.32  
Time t(µs)  
Time t(ms)  
22  
R1163x  
R1163x281x Fast Mode  
R1163x281x Low Power Mode  
VIN=3.8V,  
VIN=3.8V,  
CIN=1µF COUT=0.47µF IOUT=150mA  
CIN=1µF COUT=0.47µF IOUT=150mA  
6
4
7
6
6
4
7
6
2
5
2
5
CE Input Voltage  
CE Input Voltage  
Output Voltage  
0
4
0
4
-2  
-4  
-6  
-8  
-10  
3
-2  
-4  
-6  
-8  
-10  
3
2
2
Output Voltage  
1
1
0
0
-1  
-1  
-20 -10 0 10 20 30 40 50 60 70 80  
-0.1 -0  
0
0.04 0.08 0.12 0.16 0.2 0.24 0.28 0.32  
Time t(µs)  
Time t(ms)  
R1163x401x Fast Mode  
R1163x401x Low Power Mode  
VIN=5.0V,  
VIN=5.0V,  
CIN=1µF COUT=0.47µF IOUT=0mA  
CIN=1µF COUT=0.47µF IOUT=0mA  
6
8
7
6
4
8
7
4
2
CE Input Voltage  
Output Voltage  
CE Input Voltage  
Output Voltage  
6
2
6
0
5
0
5
-2  
4
-2  
-4  
-6  
-8  
-10  
-12  
4
-4  
3
3
-6  
2
2
-8  
1
1
-10  
0
0
-12  
-1  
-1  
-20 -10 0 10 20 30 40 50 60 70 80  
-8 -4  
0
4
8
12 16 20 24 28 32  
Time t(µs)  
Time t(ms)  
R1163x401x Fast Mode  
R1163x401x Low Power Mode  
VIN=5.0V,  
VIN=5.0V,  
CIN=1µF COUT=0.47µF IOUT=30mA  
CIN=1µF COUT=0.47µF IOUT=30mA  
6
8
7
6
4
8
7
4
2
CE Input Voltage  
Output Voltage  
CE Input Voltage  
Output Voltage  
6
2
6
0
5
0
5
-2  
4
-2  
-4  
-6  
-8  
-10  
-12  
4
-4  
3
3
-6  
2
2
-8  
1
1
-10  
0
0
-12  
-1  
-1  
-20 -10 0 10 20 30 40 50 60 70 80  
-0.1 -0  
0
0.04 0.08 0.12 0.16 0.2 0.24 0.28 0.32  
Time t(µs)  
Time t(ms)  
23  
R1163x  
R1163x401x Fast Mode  
R1163x401x Low Power Mode  
VIN=5.0V,  
VIN=5.0V,  
CIN=1µF COUT=0.47µF IOUT=150mA  
CIN=1µF COUT=0.47µF IOUT=150mA  
6
4
8
7
6
4
8
7
CE Input Voltage  
CE Input Voltage  
2
6
2
6
0
5
0
5
-2  
-4  
-6  
-8  
-10  
-12  
4
-2  
-4  
-6  
-8  
-10  
-12  
4
3
3
Output Voltage  
Output Voltage  
2
2
1
1
0
0
-1  
-1  
-20 -10 0 10 20 30 40 50 60 70 80  
-0.1 -0  
0
0.04 0.08 0.12 0.16 0.2 0.24 0.28 0.32  
Time t(µs)  
Time t(ms)  
15) Turn off speed with CE pin  
R1163x151xD  
R1163x281xD  
V
IN=2.5V, CIN=1µF COUT=0.47µF  
V
IN=3.8V, CIN=1µF COUT=0.47µF  
3
2
3.5  
4
3
8.0  
7.0  
6.0  
5.0  
4.0  
3.0  
2.0  
1.0  
0.0  
-1.0  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
-0.5  
CE Input Voltage  
CE Input Voltage  
2
1
1
0
0
-1  
-2  
-3  
-4  
-5  
I
I
I
OUT=0mA  
OUT=30mA  
OUT=150mA  
I
I
I
OUT=0mA  
OUT=30mA  
OUT=150mA  
-1  
-2  
-3  
-4  
-5  
Output Voltage  
Output Voltage  
-0.1 -0  
0
0.04 0.08 0.12 0.16 0.2 0.24 0.28 0.32  
-0.1 -0  
0
0.04 0.08 0.12 0.16 0.2 0.24 0.28 0.32  
Time t(ms)  
Time t(ms)  
R1163x401xD  
V
IN=5.0V, CIN=1µF COUT=0.47µF  
6
5
4
11  
10  
9
CE Input Voltage  
3
8
2
7
1
6
0
5
-1  
-2  
-3  
-4  
-5  
-6  
4
3
2
1
0
-1  
I
I
I
OUT=0mA  
OUT=30mA  
OUT=150mA  
Output Voltage  
-0.1 -0  
0
0.04 0.08 0.12 0.16 0.2 0.24 0.28 0.32  
Time t(ms)  
24  
R1163x  
16) Output Voltage at Mode alternative point  
R1163x151B/D  
R1163x281B/D  
IN=3.8V, CIN=Ceramic 1.0µF,  
VIN=2.5V, CIN=Ceramic 1.0µF,  
V
COUT=Ceramic 0.47µF  
COUT=Ceramic 0.47µF  
3
2
4
3
1
2
0
1
-1  
0
1.52  
1.50  
1.48  
1.52  
1.50  
1.48  
1.52  
1.50  
1.48  
1.52  
1.50  
1.48  
1.52  
1.50  
1.48  
2.82  
2.80  
2.78  
2.82  
2.80  
2.78  
2.82  
2.80  
2.78  
2.82  
2.80  
2.78  
2.82  
2.80  
2.78  
-1  
I
I
OUT=1mA  
I
I
OUT=1mA  
OUT=10mA  
OUT=10mA  
I
I
OUT=50mA  
I
I
OUT=50mA  
OUT=100mA  
OUT=100mA  
I
OUT=150mA  
I
OUT=150mA  
-0.1 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9  
-0.1 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9  
Time t(ms)  
Time t(ms)  
1.56  
1.55  
1.54  
1.53  
1.52  
1.51  
1.50  
1.49  
1.48  
3
2
1
0
2.86  
2.85  
2.84  
2.83  
2.82  
2.81  
2.80  
2.79  
2.78  
4
3
2
1
0
-1  
-2  
-3  
-4  
-5  
-1  
-2  
-3  
-4  
I
OUT=0mA  
I
OUT=0mA  
-10 0 10 20 30 40 50 60 70 80 90  
-10 0 10 20 30 40 50 60 70 80 90  
Time t(ms)  
Time t(ms)  
25  
R1163x  
TECHNICAL NOTES  
When using these ICs, consider the following points:  
In these ICs, phase compensation is made for securing stable operation even if the load current is varied. For  
this purpose, be sure to use a capacitor COUT with good frequency characteristics and ESR (Equivalent Series  
Resistance) in the range described as follows:  
The relations between IOUT (Output Current) and ESR of Output Capacitor are shown below. The conditions  
when the white noise level is under 40µV (Avg.) are marked as the hatched area in the graph.  
<Test conditions>  
(1) Frequency band: 10Hz to 2MHz  
R1163x151x Fast Mode  
R1163x151x Low Power Mode  
V
IN=2.0V to 6.0V, CIN=1µF COUT=0.47µF  
V
IN=2.0V to 6.0V, CIN=1µF COUT=0.47µF  
100  
10  
100  
10  
Topt=85°C Topt=25°C  
Topt=-40°C  
1
1
0.1  
0.01  
0.1  
0.01  
0
20 40 60 80 100 120 140  
Load Current IOUT(mA)  
0
20 40 60 80 100 120 140  
Load Current IOUT(mA)  
R1163x281x Fast Mode  
R1163x281x Low Power Mode  
V
IN=3.1V to 6.0V, CIN=1µF COUT=0.47µF  
Topt=85°C Topt=25°C  
Topt=-40°C  
V
IN=3.1V to 6.0V, CIN=1µF COUT=0.47µF  
100  
10  
100  
10  
1
1
0.1  
0.01  
0.1  
0.01  
0
20 40 60 80 100 120 140  
Load Current IOUT(mA)  
0
20 40 60 80 100 120 140  
Load Current IOUT(mA)  
26  

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