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L4915 Schematic ( PDF Datasheet ) - STMicroelectronics

Teilenummer L4915
Beschreibung ADJUSTABLE VOLTAGE REGULATOR PLUS FILTER
Hersteller STMicroelectronics
Logo STMicroelectronics Logo 




Gesamt 7 Seiten
L4915 Datasheet, Funktion
L4915
ADJUSTABLE VOLTAGE REGULATOR PLUS FILTER
. OUTPUT VOLTAGE ADJUSTABLE FROM
4 TO 11V
. HIGH OUTPUT CURRENT (up to 250mA)
. HIGH RIPPLE REJECTION
. HIGH LOAD REGULATION
. HIGH LINE REGULATION
. SHORT CIRCUIT PROTECTION
. THERMAL SHUT DOWN WITH HYSTERESIS
. DUMP PROTECTION
PRELIMINARY DATA
DESCRIPTION
This circuit combines both a filter and a voltage
regulator in order to provide a high ripple rejection
over a wide input voltage range.
A supervisor low-pass loop of the element prevents
the output transistor from saturation at low input
voltage.
The non linear behaviour of this control circuitry
allows a fast settling of the filter.
PIN CONNECTION
POWER MINIDIP
ORDERING NUMBER : L4915
June1993
1/7






L4915 Datasheet, Funktion
L4915
MINIDIP 4+4 PACKAGE MECHANICAL DATA
DIM.
A
a1
B
B1
b
b1
D
E
e
e3
e4
F
I
L
Z
MIN.
0.7
1.39
0.91
0.38
0.44
mm
TYP.
3.3
0.5
8.8
2.54
7.62
7.62
3.3
MAX.
1.65
1.04
0.5
9.8
7.1
4.8
1.6
MIN.
0.028
0.055
0.036
0.015
0.017
inch
TYP.
0.130
0.020
0.346
0.100
0.300
0.300
0.130
MAX.
0.065
0.041
0.020
0.386
0.280
0.189
0.063
6/7

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