78TXXA-TQ3-R [UTC]
3-TERMINAL 1A POSITIVE VOLTAGE REGULATOR; 3端子1A正电压稳压器
| 型号： | 78TXXA-TQ3-R |
| 厂家： | 
Unisonic Technologies |
| 描述： | 3-TERMINAL 1A POSITIVE VOLTAGE REGULATOR |
| 文件： | 总8页 (文件大小：218K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
UNISONIC TECHNOLOGIES CO., LTD
78TXXA
LINEAR INTEGRATED CIRCUIT
3-TERMINAL 1A POSITIVE
VOLTAGE REGULATOR
1
DESCRIPTION
TO-263
The UTC 78TXXA family is monolithic fixed voltage regulator
integrated circuit. They are suitable for applications that required
supply current up to 1 A.
FEATURES
*Peak Output Current Up To 1 A
1
*Fixed Output Voltage Of 4.7V ,5V, 6V, 7V, 8V, 9V, 10V, 12V, 15V,
18V and 24V Available
TO-263-3
*Thermal Overload Shutdown Protection
*Short Circuit Current Limiting
*Output Transistor SOA Protection
ORDERING INFORMATION
Order Number
Pin Assignment
Package
Packing
Normal
Lead Free Plating
78TxxAL-TQ2-R
78TxxAL-TQ2-T
78TxxAL-TQ3-R
78TxxAL-TQ3-T
Halogen Free
78TxxAG-TQ2-R
78TxxAG-TQ2-T
78TxxAG-TQ3-R
78TxxAG-TQ3-T
1
I
2
3
78TxxA-TQ2-R
78TxxA-TQ2-T
78TxxA-TQ3-R
78TxxA-TQ3-T
G
G
G
G
O
O
O
O
TO-263
TO-263
Tape Reel
Tube
I
I
TO-263-3
TO-263-3
Tape Reel
Tube
I
Note: Pin Code: I: Input
G: GND
O: Output
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Copyright © 2010 Unisonic Technologies Co., Ltd.
1 of 8
QW-R101-011.H
78TXXA
MARKING INFORMATION
LINEAR INTEGRATED CIRCUIT
PACKAGE
VOLTAGE CODE
MARKING
47 :4.7V
05 :5.0V
06 :6.0V
07 :7.0V
08 :8.0V
09 :9.0V
10 :10V
12 :12V
15 :15V
18 :18V
24 :24V
TO-263
TO-263-3
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QW-R101-012.H
78TXXA
LINEAR INTEGRATED CIRCUIT
TEST CIRCUIT
INPUT
1
Z2
R13
R14
R17
T8
R9
T12
T14
R19
T10
T9
R18
R12
T13
OUTPUT
T11
R11
R10
T5
3
T6
R8
R15
R5
T4
Z1
T15
R4
R2
R6
C1
T7
R7
R1
T3
R16
T1
T2
R3
GND
2
APPLICATION CIRCUIT
VIN
VOUT
1
3
UTC 78TXXA
2
CI
CO
0.1 μF
0.33 μF
Note 1: To specify an output voltage, substitute voltage value for "XX".
2: Bypass capacitors are recommended for optimum stability and transient response and should be located as
close as possible to the regulators.
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QW-R101-012.H
78TXXA
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
PARAMETER
SYMBOL
VIN
RATING
UNIT
V
VOUT=4.7~18V
OUT=24V
35
40
Input Voltage
V
VIN
V
Output Current
IOUT
PD
TJ
1
A
Power Dissipation
Junction Temperature
Internally Limited
+125
W
°С
°С
°С
Operating Junction Temperature
Storage Temperature
TOPR
TSTG
-20~ +85
-40~ +150
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
ELECTRICAL CHARACTERISTICS
(TJ= 0°С-125°С,CI =0.33uF,CO=0.1uF,unless otherwise specified) (Note 1)
FOR 78T47A (VIN=9.7V, IOUT=0.5A)
PARAMETER SYMBOL
TEST CONDITIONS
TJ=25°C, IOUT=5mA-1.0A
VIN=7.2V~19.7V,IOUT=5mA-1.0A,PD≦15W
MIN
TYP MAX UNIT
4.512 4.70 4.888
V
V
Output Voltage
VOUT
4.465
4.935
TJ=25°C, IOUT=5mA-1.0A
TJ=25°C, IOUT=0.25A-0.75A
VIN=7.2V~19.7V, TJ=25°C
VIN=7.2V~19.7V, TJ=25°C, IOUT=1.0A
TJ=25°C, IOUT≦1.0A
47
24
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
47
Line regulation
ΔVOUT
IQ
47
Quiescent Current
Quiescent Current Change
8.0
1.0
0.5
VIN=7.2V~19.7V
ΔIQ
eN
IOUT=5mA-1.0A
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
10Hz≦f≦100kHz
40
-0.6
80
ΔVo/ΔT IOUT=5mA
mV/°C
dB
RR
IPEAK
ISC
VIN=7.7V-17.7V, f=120Hz, TJ=25°C
TJ=25°C
VIN=35V, TJ=25°C
TJ=25°C
62
Peak Output Current
Short-Circuit Current
Dropout Voltage
1.8
250
2.0
A
mA
V
VD
FOR 78T05A (VIN=10V, IOUT=0.5A)
PARAMETER SYMBOL
TEST CONDITIONS
TJ=25°C, IOUT=5mA - 1.0A
VIN=7.5V~20V,IOUT=5mA-1.0A, PD≦15W 4.75
TJ=25°C, IOUT=5mA-1.0A
TJ=25°C, IOUT=0.25A-0.75A
VIN=7V~25V, TJ=25°C
VIN=7.5V~20V, TJ=25°C, IOUT=1.0A
TJ=25°C, IOUT≦1.0A
MIN
4.80
TYP MAX UNIT
5.0
5.20
5.25
50
V
V
Output Voltage
VOUT
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
25
50
Line regulation
ΔVOUT
IQ
50
Quiescent Current
Quiescent Current Change
8.0
1.0
0.5
VIN=7.5V~20V
ΔIQ
eN
I
OUT=5mA-1.0A
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
10Hz≦f≦100kHz
40
-0.6
80
ΔVo/ΔT IOUT=5mA
mV/°C
dB
RR
IPEAK
ISC
VIN=8V-18V, f=120Hz, TJ=25°C
TJ=25°C
VIN=35V, TJ=25°C
TJ=25°C
62
Peak Output Current
Short-Circuit Current
Dropout Voltage
1.8
250
2.0
A
mA
V
VD
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78TXXA
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
FOR 78T06A (VIN=11V, IOUT=0.5A)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
TJ=25°C, IOUT=5mA-1.0A
VIN=8.5V~21V,IOUT=5mA-1.0A, PD≦15W
TJ=25°C, IOUT=5mA-1.0A
TJ=25°C, IOUT=0.25A-0.75A
VIN=8V~25V, TJ=25°C
VIN=8.5V~21V, TJ=25°C, IOUT=1.0A
TJ=25°C, IOUT≦1.0A
VIN=8.5V~21V
5.76
5.70
6.0
6.24
6.30
60
V
V
Output Voltage
VOUT
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
30
60
Line regulation
ΔVOUT
IQ
60
Quiescent Current
Quiescent Current Change
8.0
1.0
0.5
ΔIQ
eN
I
OUT=5mA-1.0A
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
10Hz≦f≦100kHz
45
-0.7
75
ΔVo/ΔT IOUT=5mA
mV/°C
dB
RR
IPEAK
ISC
VIN=9V-19V, f=120Hz, TJ=25°C
TJ=25°C
VIN=35V, TJ=25°C
TJ=25°C
59
Peak Output Current
Short-Circuit Current
Dropout Voltage
1.8
250
2.0
A
mA
V
VD
FOR 78T07A (VIN=13V, IOUT=0.5A)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
TJ=25°C, IOUT=5mA-1.0A
VIN=9.5V~22V,IOUT=5mA-1.0A,PD≦15W
TJ=25°C, IOUT=5mA-1.0A
TJ=25°C, IOUT=0.25A-0.75A
VIN=9V~25V, TJ=25°C
VIN=9.5V~22V, TJ=25°C, IOUT=1.0A
TJ=25°C, IOUT≦1.0A
VIN=9.5V~22V
6.72
6.65
7.0
7.28
7.35
70
V
V
Output Voltage
VOUT
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
35
70
Line regulation
ΔVOUT
IQ
70
Quiescent Current
Quiescent Current Change
8.0
1.0
0.5
ΔIQ
eN
I
OUT=5mA-1.0A
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
10Hz≦f≦100kHz
50
-0.8
75
ΔVo/ΔT IOUT=5mA
mV/°C
dB
RR
IPEAK
ISC
VIN=10V-20V, f=120Hz, TJ=25°C
TJ=25°C
VIN=35V, TJ=25°C
TJ=25°C
59
Peak Output Current
Short-Circuit Current
Dropout Voltage
1.7
250
2.0
A
mA
V
VD
FOR 78T08A (VIN=14V, IOUT=0.5A)
PARAMETER SYMBOL
TEST CONDITIONS
TJ=25°C, IOUT=5mA-1.0A
MIN TYP MAX UNIT
7.68
8.0
8.32
8.40
80
V
V
Output Voltage
VOUT
VIN=10.5V~23V,IOUT=5mA-1.0A,PD≦15W 7.60
TJ=25°C, IOUT=5mA-1.0A
TJ=25°C, IOUT=0.25A-0.75A
VIN=10.5V~25V, TJ=25°C
VIN=10.5V~23V, TJ=25°C, IOUT=1.0A
TJ=25°C, IOUT≦1.0A
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
40
80
Line regulation
ΔVOUT
IQ
80
Quiescent Current
Quiescent Current Change
8.0
1.0
0.5
VIN=10.5V~23V
ΔIQ
eN
IOUT=5mA-1.0A
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
10Hz≦f≦100kHz
58
-0.9
72
ΔVo/ΔT IOUT=5mA
mV/°C
dB
RR
IPEAK
ISC
VIN=11.5V~21.5V, f=120Hz, TJ=25°C
TJ=25°C
VIN=35V, TJ=25°C
TJ=25°C
56
Peak Output Current
Short-Circuit Current
Dropout Voltage
1.8
250
2.0
A
mA
V
VD
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78TXXA
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
FOR 78T09A (VIN=15V, IOUT=0.5A)
PARAMETER
SYMBOL
TEST CONDITIONS
TJ=25°C, IOUT=5mA - 1.0A
MIN TYP MAX UNIT
8.64
9.0
9.36
9.45
90
V
V
Output Voltage
VOUT
VIN=11.5V~24V,IOUT=5mA-1.0A,PD≦15W 8.55
TJ=25°C, IOUT=5mA-1.0A
TJ=25°C, IOUT=0.25A-0.75A
VIN=11.5V~25 V, TJ=25°C
VIN=11.5V~24V, TJ=25°C, IOUT=1.0A
TJ=25°C, IOUT≦1.0A
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
45
90
Line regulation
ΔVOUT
IQ
90
Quiescent Current
Quiescent Current Change
8.0
1.0
0.5
VIN=11.5V~24V
ΔIQ
eN
IOUT=5mA–1.0A
Output Noise Voltage
10Hz≦f≦100kHz
58
-1.1
72
Temperature coefficient of Vo
ΔVo/ΔT IOUT=5mA
RR
mV/°C
dB
VIN=12.5V~22.5V,
f=120Hz, TJ=25°C
TJ=25°C
VIN=35V, TJ=25°C
TJ=25°C
56
Ripple Rejection
Peak Output Current
Short-Circuit Current
Dropout Voltage
IPEAK
ISC
1.8
250
2.0
A
mA
V
VD
FOR 78T10A (VIN=16V, IOUT=0.5A)
PARAMETER SYMBOL
TEST CONDITIONS
TJ=25°C, IOUT=5mA-1.0A
VIN=12.5V~25V,IOUT=5mA-1.0A,PD≦15W 9.50
TJ=25°C, IOUT=5mA-1.0A
TJ=25°C, IOUT=0.25A-0.75A
VIN=13V~25V, TJ=25°C
VIN=13V~25V, TJ=25°C, IOUT=1.0A
TJ=25°C, IOUT≦1.0A
MIN TYP MAX UNIT
9.60 10.0 10.40
V
V
Output Voltage
VOUT
10.50
100
50
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
100
100
8.0
Line regulation
ΔVOUT
IQ
Quiescent Current
Quiescent Current Change
VIN=12.6V~25V
1.0
ΔIQ
eN
I
OUT=5mA-1.0A
0.5
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
10Hz≦f≦100kHz
58
-1.1
72
ΔVo/ΔT IOUT=5mA
mV/°C
dB
RR
IPEAK
ISC
VIN=13V-23V, f=120Hz, TJ=25°C
TJ=25°C
VIN=35V, TJ=25°C
TJ=25°C
56
Peak Output Current
1.8
250
2.0
A
Short-Circuit Current
mA
V
Dropout Voltage
VD
FOR 78T12A (VIN=19V, IOUT=0.5A)
PARAMETER
SYMBOL
TEST CONDITIONS
TJ=25°C, IOUT=5mA-1.0A
MIN TYP MAX UNIT
11.52 12.0 12.48
V
V
Output Voltage
VOUT
VIN=14.5V~27V,IOUT=5mA-1.0A,PD≦15W 11.40
TJ=25°C, IOUT=5mA-1.0A
TJ=25°C, IOUT=0.25A-0.75A
VIN=14.5V~30V, TJ=25°C
VIN=14.6V~27V, TJ=25°C, IOUT=1.0A
TJ=25°C, IOUT≦1.0A
12.60
120
60
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
120
120
8.0
Line regulation
ΔVOUT
IQ
Quiescent Current
Quiescent Current Change
VIN=14.5V~30V
1.0
ΔIQ
eN
IOUT=5mA-1.0A
0.5
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
10Hz≦f≦100kHz
75
-1.5
72
ΔVo/ΔT IOUT=5mA
mV/°C
dB
RR
IPEAK
ISC
VIN=15V-25V, f=120Hz, TJ=25°C
TJ=25°C
VIN=35V, TJ=25°C
TJ=25°C
55
Peak Output Current
Short-Circuit Current
Dropout Voltage
1.8
250
2.0
A
mA
V
VD
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QW-R101-012.H
78TXXA
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
FOR 78T15A (VIN=23V, IOUT=0.5A)
PARAMETER
SYMBOL
TEST CONDITIONS
TJ=25°C, IOUT=5mA-1.0A
MIN
TYP MAX UNIT
14.40 15.0 15.60
V
V
Output Voltage
VOUT
VIN=17.5V~30V,IOUT=5mA-1.0A,PD≦15W 14.25
TJ=25°C, IOUT=5mA-1.0A
TJ=25°C, IOUT=0.25A-0.75A
VIN=18.5V~30V, TJ=25°C
VIN=17.7V~30V, TJ=25°C, IOUT=1.0A
TJ=25°C, IOUT≦1.0A
15.75
150
75
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
150
150
8.0
Line regulation
ΔVOUT
IQ
Quiescent Current
Quiescent Current Change
VIN=17.5V~30V
1.0
ΔIQ
eN
IOUT=5mA-1.0A
0.5
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
10Hz≦f≦100kHz
90
-1.8
70
ΔVo/ΔT IOUT=5mA
mV/°C
dB
RR
IPEAK
ISC
VIN=18.5V~28.5V, f=120Hz, TJ=25°C
TJ=25°C
VIN=35V, TJ=25°C
TJ=25°C
54
Peak Output Current
Short-Circuit Current
Dropout Voltage
1.8
250
2.0
A
mA
V
VD
FOR 78T18A (VIN=27V, IOUT=0.5A)
PARAMETER SYMBOL
TEST CONDITIONS
TJ=25°C, IOUT=5mA-1.0A
VIN=21V~33V, IOUT=5mA-1.0A, PD≦15W 17.10
TJ=25°C, IOUT=5mA-1.0A
TJ=25°C, IOUT=0.25A-0.75A
VIN=21V~33V, TJ=25°C
VIN=21V~33V, TJ=25°C, IOUT=1.0A
TJ=25°C, IOUT≦1.0A
MIN
TYP MAX UNIT
17.28 18.0 18.72
V
V
Output Voltage
VOUT
18.90
180
90
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
180
180
8.0
Line regulation
ΔVOUT
IQ
Quiescent Current
Quiescent Current Change
VIN=21.5V~33V
1.0
ΔIQ
eN
I
OUT=5mA-1.0A
0.5
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
10Hz≦f≦100kHz
110
-2.2
69
ΔVo/ΔT IOUT=5mA
mV/°C
dB
RR
IPEAK
ISC
VIN=22V-32V, f=120Hz, TJ=25°C
TJ=25°C
VIN=35V, TJ=25°C
TJ=25°C
53
Peak Output Current
Short-Circuit Current
Dropout Voltage
1.8
250
2.0
A
mA
V
VD
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QW-R101-012.H
78TXXA
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
FOR 78T24A (VIN=33V, IOUT=0.5A)
PARAMETER
SYMBOL
TEST CONDITIONS
TJ=25°C, IOUT=5mA-1.0A
MIN TYP MAX UNIT
23.04 24.0 24.96
V
V
Output Voltage
VOUT
VIN=27V~38V, IOUT=5mA-1.0A, PD≦15W 22.80
TJ=25°C, IOUT=5mA-1.0A
TJ=25°C, IOUT=0.25A-0.75A
VIN=27V~38V, TJ=25°C
VIN=27V~38V, TJ=25°C, IOUT=1.0A
TJ=25°C, IOUT≦1.0A
25.20
240
120
240
240
8.0
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
Line regulation
ΔVOUT
IQ
Quiescent Current
VIN=28V~38V
1.0
Quiescent Current Change
ΔIQ
eN
IOUT=5mA-1.0A
0.5
Output Noise Voltage
10Hz≦f≦100kHz
170
-2.8
66
Temperature coefficient of Vo ΔVo/ΔT IOUT=5mA
Ripple Rejection
mV/°C
dB
RR
IPEAK
ISC
VIN=28V-38V, f=120Hz, TJ=25°C
TJ=25°C
VIN=35V, TJ=25°C
TJ=25°C
50
Peak Output Current
Short-Circuit Current
Dropout Voltage
1.8
250
2.0
A
mA
V
VD
Note 1: The Maximum steady state usable output current are dependent on input voltage, heat sinking, lead length
of the package and copper pattern of PCB. The data above represents pulse test conditions with junction
temperatures specified at the initiation of test.
Note 2: Power dissipation<0.5W
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
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QW-R101-012.H
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