L4936N Datasheet, PDF (1/11 Pages) STMicroelectronics – DUAL MULTIFUNCTION VOLTAGE REGULATOR

®
L4936N/NH
DUAL 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 250µA, IN STANDBY MODE
. OUTPUT 2 VOLTAGE SETTABLE FROM 5 TO
20V
. 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
. EARLY WARNING OUTPUT FOR SUPPLY UN-
DERVOLTAGE
. THERMAL SHUTDOWN AND SHORTCIRCUIT
PROTECTIONS
Multiwatt 11
Multiwatt 15
ORDERING NUMBERS: L4936N (Multiwatt 11)
L4936NH (Multiwatt 15)
DESCRIPTION
TheL4936N/NHare monolithic integrated dual volt-
age regulators with two very low dropout outputs
and additionalfunctionssuchas power-onresetand
input voltage sense. They are designed for supply-
ing microcomputer controlled systems specially in
automotive applications.
PIN CONNECTION (top view)
TAB CONNECTED TO PIN 6
11
OUT2
10
ADJ
9
OUT1
8
SO
7
RES
6
GND
5
EN
4
CT
3
N.C.
2
SI
1
VS1/VS2
D94AT154
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
TAB CONNECTED TO PIN 6
OUT2
ADJ
OUT1
SO
N.C.
N.C.
RES
GND
EN
N.C.
CT
N.C.
SI
VS1
VS2
D95AT155
June 2000
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