IL2940CT-XX [IKSEMICON]
1.0A Low Dropout Positive Voltage Regulator; 1.0A低压差正电压稳压器
| 型号： | IL2940CT-XX |
| 厂家： | 
IK SEMICON CO., LTD |
| 描述： | 1.0A Low Dropout Positive Voltage Regulator |
| 文件： | 总9页 (文件大小：270K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
TECHNICAL DATA
1.0A Low Dropout
Positive Voltage Regulator
IL2940CT-xx
General Description
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Maximum output current up to 1A
Dropout voltage less than 0.8V at load current 1A
Internal limitation of short circuit current
Built-in overheat protection
Protection from reverse polarity installation
1 – Input (IN)
2 – Ground (GND)
3 – Output (OUT)
Absolute Maximum Ratings
Parameter
Symbol
VMIN
VMIN
VMIN
TJ
Value
Unit
V
Maximum Line Transient (T≤1ms, R0=100 Ohm)
45
-45
Reverse Polarity Transient Input Voltage
(T≤1ms, R0=100 Ohm)
V
Reverse Polarity DC Input Voltage (R0=100 Ohm)
-15
V
Maximum Junction Temperature
150
ºC
Thermal Resistance Junction-to-Case
Thermal Resistance Junction-to-Ambient
Working Temperature Range
RΘ
3
ºC/W
ºC/W
ºC
RΘ
62
TC
-10 ~ 125
Application Circuit
Rev. 00
IL2940CT-xx
IL2940CT-5V ELECTRICAL CHARACTERISTICS
Norm
max
Test
Conditions
Chip
Temperature
Parameter
Symbol
min
4.85
4.75
5.15
5.25
0.8
1.0
0.15
0.2
50
25±10 ºC
-10 ~ 125 ºC
25±10 ºC
6.25V ≤ VIN ≤ 26V
5mA ≤ I0 ≤ 1A
Output Voltage, V
V0
I0 = 1A
-10 ~ 125 ºC
25±10 ºC
Dropout Voltage, V
VDS
I0 = 100mA
-10 ~ 125 ºC
7V ≤ VIN ≤ 26V
I0 = 5mA
50mA ≤ I0 ≤ 1A
VIN = 10V
Line Regulation, mV
Load Regulation, mV
Short Circuit Current, A
∆V0 (V)
∆V0 (I)
IOS
25±10 ºC
50
V0 = 0V, VIN = 10V
1.6
7V ≤ VIN ≤ 26V
I0 = 5mA
15
45
60
25±10 ºC
25±10 ºC
Quiescent Current, mA
ICC
RR
I0 = 1A, VIN = 10V
-10 ~ 125 ºC
25±10 ºC
f0=120Hz, VIN=10V
I0 = 100mA, VI~=1V
Ripple Rejection, dB
60
NOTES
1. All parameters are tested with input capacitor CI=0,47µF and output capacitor C0=22µF
2. Line Regulation and Load Regulation are guaranteed for constant junction temperature. Impulse equipment
should used to exclude temperature drift effects.
Rev. 00
IL2940CT-xx
IL2940CT-12V ELECTRICAL CHARACTERISTICS
Norm
min
Test
Conditions
Chip
Temperature
Parameter
Symbol
max
12.36
12.6
0.8
11.64
11.4
25±10 ºC
-10 ~ 125 ºC
25±10 ºC
13.6V ≤ VIN ≤ 26V
5mA ≤ I0 ≤ 1A
Output Voltage, V
V0
I0 = 1A
1.0
-10 ~ 125 ºC
25±10 ºC
Dropout Voltage, V
VDS
0.15
0.2
I0 = 100mA
-10 ~ 125 ºC
14V ≤ VIN ≤ 26V
I0 = 5mA
5mA ≤ I0 ≤ 1A
VIN = 17V
Line Regulation, mV
Load Regulation, mV
Short Circuit Current, A
∆V0 (V)
∆V0 (I)
IOS
120
120
25±10 ºC
V0 = 0V, VIN = 17V
1.6
14V ≤ VIN ≤ 26V
I0 = 5mA
15
45
60
25±10 ºC
25±10 ºC
Quiescent Current, mA
ICC
RR
I0 = 1A, VIN = 17V
-10 ~ 125 ºC
25±10 ºC
f0=120Hz, VIN=17V
I0 = 100mA, VI~=1V
Ripple Rejection, dB
54
NOTES
3. All parameters are tested with input capacitor CI=0,47µF and output capacitor C0=22µF
4. Line Regulation and Load Regulation are guaranteed for constant junction temperature. Impulse equipment
should used to exclude temperature drift effects.
Rev. 00
IL2940CT-xx
Typical Performance Characteristics
Rev. 00
IL2940CT-xx
Typical Performance Characteristics (Continued)
Rev. 00
IL2940CT-xx
Typical Performance Characteristics (Continued)
Rev. 00
IL2940CT-xx
Typical Performance Characteristics (Continued)
Rev. 00
IL2940CT-xx
Typical Performance Characteristics (Continued)
Rev. 00
IL2940CT-xx
PKG OUTLINE DIMENSIONS
TO-220AB
Rev. 00
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