L4937NPD Просмотр технического описания (PDF) - STMicroelectronics
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L4937NPD Datasheet PDF : 9 Pages
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ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
VS
DC Supply Voltage
Transient Supply Voltage (T < 1s)
Tj, Tstg Junction and Storage Temperature Range
IEN
Enable Input Current (VEN ≤0.3V)
VEN
VRES
IRES
PD
Enable Input Voltage
Reset Output Voltage
Reset Output Current
Power Dissipation
Note : The circuit is ESD protected according to MIL–STD–883C.
APPLICATION CIRCUIT
L4937NPD
Value
Unit
28
V
40
V
–55 to 150
°C
±1
mA
VS
20
V
5
mA
875
mW
VS1
CS
REFERENCE
VS2
EN
1.23V
REG1
REG2
2µ
RESET
CS ≥ 1µF ; C01 ≥ 6µF ; C02 ≥ 10µF, ESR < 10Ω at 10KHz
1.23V
VO1
CO1
VO2
2.0V
CT
CT
RES
GND
D95AT164
3/9
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