CS8371 데이터 시트보기 (PDF) - Cherry semiconductor
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CS8371 Datasheet PDF : 8 Pages
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Electrical Characteristics: -40¡C ² TA ² +85¡C, 10.5V ² VCC ² 16.0V, ENABLE1 = ENABLE2 = 5.0V,
IOUT1 = IOUT2 = 5.0mA, unless otherwise stated.
PARAMETER
TEST CONDITIONS
s Secondary Output (VOUT2): continued
Current Limit
VCC = 16V
Overshoot Voltage
5mA ² IREG2 ² 250mA
Output Noise
10Hz-100kHz
MIN
TYP
270
170
MAX
600
4.3
UNIT
mA
V
µVrms
s ENABLE Function (ENABLE)
Input Current
VCC = 14V, 0V ² ENABLE ² 5.5V
-150
Input Voltage
Low
0
High
2.0
150
µA
0.8
V
5.0
V
s Protection Circuitry
ESD Threshold
Overvoltage Shutdown
Thermal Shutdown
Thermal Hysteresis
Human Body Model
Guaranteed by Design
±2.0
±4.0
24
150
180
30
kV
30
V
¡C
¡C
PACKAGE PIN #
7 Lead TO-220
1
2
3
4
5
6
7
Package Pin Description
PIN SYMBOL
FUNCTION
ENABLE1
ENABLE 2
VOUT2
Gnd
Sense
VCC
VOUT1
ENABLE control for the 8V, 1A output
ENABLE control for the 5V, 250mA output
5V ±5%, 250mA regulated output
Ground
Sense feedback for the primary 8V output
Supply voltage, usually from battery
8V ±5%, 1A regulated output
8.05
8.04
8.03
VIN = 14V
IOUT = 1A
8.02
8.01
8.00
7.99
7.98
7.97
7.96
7.95-40 -20
0 20 40 60 80 100 120 140
Ambient Temperature (°C)
Regulator 1 Output Voltage
Typical Performance Characteristics
5.00 VIN = 14V
IOUT = 250A
4.95
4.90
4.85
-40 -20
0 20 40 60 80 100 120 140
Ambient Temperature (°C)
Regulator 2 Output Voltage
2.0
1.8
1.6
1.4
1.2
-40°C
1.0
25°C
0.8
85°C
0.6
0.4
0.2
0
0 100 200 300 400 500 600 700 800 900 1000
Output Current (mA)
Regulator 1 Dropout Voltage
3
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