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L93PI Schematic ( PDF Datasheet ) - STMicroelectronics

Teilenummer L93PI
Beschreibung QUAD LOW SIDE DRIVER
Hersteller STMicroelectronics
Logo STMicroelectronics Logo 




Gesamt 8 Seiten
L93PI Datasheet, Funktion
® L93PI
QUAD LOW SIDE DRIVER
WIDEINPUT VOLTAGERANGE -24VUP TO +45V
WIDE OPERATING SUPPLY VOLTAGE
RANGE FROM 4.5V UP TO 32V
REVERSE BIASING PROTECTED (VS = -24V)
VERY LOW STANDBY QUIESCENT CUR-
RENT < 2µA
PROGRAMMABLE SIGNAL TRANSFER PO-
LARITY
TTL AND CMOS COMPATIBLE INPUTS
DEFINED OUTPUT OFF STATE OFF FOR
OPEN INPUTS
FOUR OPEN DRAIN DMOS OUTPUTS, WITH
RDSon = 1.5 at 25°C and VS > 6V
OUTPUT CURRENT LIMITATION
CONTROLLEDOUTPUTSLOPE FOR LOW EMI
OVERTEMPERATURE SHUT-DOWN
INTEGRATED OUTPUT CLAMPING FOR
FAST INDUCTIVE RECIRCULATION VFB > 45V
STATUS MONITORING FOR
- OVERTEMPERATURE
SO20 (12+4+4)
ORDERING NUMBER: L93PI
- DISCONNECTED GROUND OR SUPPLY
VOLTAGE
ESD: ALL PINS ARE GUARANTEED TILL 2kV
HUMAN BODY MODEL
DESCRIPTION
The L93PI is a monolithic integrated quad low
side driver realized in advanced Multipower-BCD
technology. It is intended to drive lines, lamps or
relais in automotive or industrial applications.
BLOCK DIAGRAM
IN4 CHANNEL 4
IN1
CHANNEL 1
PRG
=&
THERMAL
SHUTDOWN
4
DIAGNOSTIC
LOGIC
OUT4
OUT1
DIAG
EN
March 2000
Vint
REFERENCE Vlogic
GND VS
D95AT149
1/8






L93PI Datasheet, Funktion
L93PI
Figure 2: Application circuit for inverting transfer polarity.
VCC = 5V
BOARD VOLTAGE 14 V
10 µ F
VCC
INT
A 0:8
8
Adressdecoder
D0
D1
D2
D3
GND
VS
PRG
DIAG
EN
IN 1 OUT 1
IN 2 OUT 2
IN 3 OUT 3
IN 4 OUT 4
GND
M
2W
12 mH
250 mA
240
50 kHz 10 µ H
50pF
VCC = 5V
VCC
IN
GND
6/8

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