CS8281 데이터 시트보기 (PDF) - Cherry semiconductor
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CS8281 Datasheet PDF : 6 Pages
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Electrical Characteristics: 6V ² VIN ² 26V, IOUT1 = IOUT2 = 100µA, -40¡C ² TC ² 125ûC unless otherwise specified
PARAMETER
TEST CONDITIONS
MIN
TYP
s Primary Output Stage (VOUT1)
Output Voltage, VOUT1
Dropout Voltage
100µA ² IOUT1 ² 250mA
IOUT1 = 250mA
IOUT1 = 100µA
4.85
5.00
400
100
Line Regulation
6V ² VIN ² 26V
5
Load Regulation
1mA ² IOUT1 ² 250mA, VIN = 14V
5
Quiescent Current
Ripple Rejection
ENABLE = HIGH, VIN = 16V,
22
IOUT1 = 250mA
f = 120Hz, IOUT1 = 125mA, 7V ² VIN ² 17V 60
70
Current Limit
260
400
Short Circuit Current Limit
VOUT1 = 0V, VIN = 16V
25
Reverse Current
VOUT1 = 5V, VIN = 0V
100
MAX
UNIT
5.15
V
600
mV
150
mV
50
mV
50
mV
50
mA
dB
mA
mA
1500
µA
s Secondary Output (VOUT2)
Output Voltage, VOUT2
100µA ² IOUT2 ² 100mA
4.85
5.00
Dropout Voltage
IOUT2 = 100mA
400
IOUT2 = 100µA
100
Line Regulation
6V ² VIN ² 26V
5
Load Regulation
100µA ² IOUT2 ² 100mA, VIN = 14V
5
Quiescent Current
ENABLE = LOW, VIN = 12.8V
100
ENABLE = HIGH, VIN = 16V,
8
IOUT2 = 100mA
Ripple Rejection
f = 120Hz, IOUT2 = 50mA, 7V ² VIN ² 17V 60
70
Current Limit
105
200
Short Circuit Current Limit
VOUT2 = 0V, VIN = 16V, IOUT1 = 0A
25
Reverse Current
VOUT2 = 5V, VIN = 0V
100
5.15
V
600
mV
150
mV
50
mV
50
mV
150
µA
25
mA
dB
mA
mA
250
µA
s Enable Function (ENABLE)
Input Threshold
Input Bias Current
ENABLE = LOW, 7V ² VIN ² 26V
ENABLE = HIGH, 7V ² VIN ² 26V
0V ² VENABLE ² 5V
1.2
2.0
1.2
-2
0
0.8
V
V
2
µA
s Protection Circuits
Overtemperature Threshold
Overvoltage Shutdown
150
180
30
34
¡C
38
V
2
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