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廬

L9377

DUAL INTELLIGENT POWER LOW SIDE SWITCH

DUAL POWER LOW SIDE DRIVER WITH 2 x

5A

LOW R

DSON

TYPICALLY 200m鈩?@ T

J

= 25擄C

INTERNAL OUTPUT CLAMPING DIODES

V

FB

=50V FOR INDUCTIVE RECIRCULATION

LIMITED OUTPUT VOLTAGE SLEW RATE

FOR LOW EMI

碌P

COMPATIBLE ENABLE AND INPUT

WIDE OPERATING SUPPLY VOLTAGE

RANGE 4.5V TO 45V

REAL TIME DIAGNOSTIC FUNCTIONS:

- OUTPUT SHORTED TO GND

- OUTPUT SHORTED TO VSS

- OPEN LOAD

- LOAD BYPASS

DEVICE PROTECTION FUNCTIONS:

- OVERLOAD DISABLE

- REVERSE BATTERY UP TO -16V @ V

S

- THERMAL SHUTDOWN

DESCRIPTION

The L9377 is a monolithic integrated dual low

side driver realized in an advanced Multipower-

BLOCK DIAGRAM

IN1

DIAG1

MULTIPOWER BCD TECHNOLOGY

DIE

ORDERING NUMBER:

L9377DIE1

BCD mixed technology. It is especially intended

to drive valves in automotive environment. Its in-

puts are

碌P

compatible for easy driving. Particular

care has been taken to protect the device

against failures, to avoid electro-magnetic inter-

ferences and to offer extensive real time diag-

nostic.

Channel 1

OUT1

EN

VS

OUT2

Output

Control

Overtemp

R

Delay

Timer

RO

IN2

DIAG2

Q

S

Overload

Diagnostic

Control

Openload

Channel 2

GND

July 2000

1/9

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