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Numéro de référence | L4937NPD | ||
Description | DUAL 5V MULTIFUNCTION VOLTAGE REGULATOR | ||
Fabricant | STMicroelectronics | ||
Logo | |||
® L4937NPD
DUAL 5V MULTIFUNCTION VOLTAGE REGULATOR
. STANDBYOUTPUT VOLTAGEPRECISION 5V
± 2%
. OUTPUT 2 TRACKED TOTHESTANDBY OUT-
PUT
. OUTPUT 2 DISABLE FUNCTION FOR
STANDBY MODE
. VERY LOW QUIESCENT CURRENT, LESS
THAN 260µA, IN STANDBY MODE
. OUTPUT CURRENTS : I01 = 50mA,I02 = 500mA
. VERY LOW DROPOUT (max 0.4V/0.6V)
. OPERATING TRANSIENT SUPPLY VOLTAGE
UP TO 40V
. POWER-ON RESET CIRCUIT SENSING THE
STANDBY OUTPUT VOLTAGE
. POWER-ON RESET DELAY PULSE DEFINED
BY THE EXTERNAL CAPACITOR
. THERMAL SHUTDOWN AND SHORTCIRCUIT
PROTECTIONS
PowerSO20
ORDERING NUMBER: L4937NPD
DESCRIPTION
The L4937NPD is a monolithic integrated dual volt-
age regulators with two very low dropout outputs
andadditionalfunctionssuchas power-onresetand
input voltage sense. They are designed for supply-
ing microcomputer controlled systems specially in
automotive applications.
PIN CONNECTION (top view)
GND
N.C.
VS
VS
GND
N.C.
CT
EN
N.C.
GND
1 20
2 19
3 18
4 17
5 16
6 15
7 14
8 13
9 12
10 11
D95AT162A
GND
N.C.
VO2
N.C.
VO1
GND
RESET
N.C.
N.C.
GND
June 2000
1/9
This is advanced information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
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Pages | Pages 9 | ||
Télécharger | [ L4937NPD ] |
No | Description détaillée | Fabricant |
L4937NPD | DUAL 5V MULTIFUNCTION VOLTAGE REGULATOR | STMicroelectronics |
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