TYPICALLY 200m鈩?AND 300m鈩?/div>
@ Tj = 25擄C
INTERNAL OUTPUT CLAMPING STRUC-
TURES WITH V
FB
= 50V FOR FAST INDUC-
TIVE LOAD CURRENT RECIRCULATION
LIMITED OUTPUT VOLTAGE SLEW RATE
FOR LOW EMI
PROTECTED
碌P
COMPATIBLE ENABLE
AND INPUT
WIDE OPERATING SUPPLY VOLTAGE
RANGE 4.5V TO 32V
REAL TIME DIAGNOSTIC FUNCTIONS:
- OUTPUT SHORTED TO GND
- OUTPUT SHORTED TO VSS
- OPEN LOAD MEASURED IN ON AND OFF
CONDITION
- LOAD BYPASS DETECTION
- OVERTEMPERATURE
DEVICE PROTECTION FUNCTIONS:
BLOCK DIAGRAM
IN1
Channel1
Power SO20
Chip
ORDERING NUMBERS: L9346PD (power SO20)
L9346DIE (chip)
- OVERLOAD DISABLE
- REVERSE SUPPLY VOLTAGE
PROTECTED VS UP TO -2V
- SELECTIVE THERMAL SHUTDOWN
DESCRIPTION
The L9346 is a monolithic integrated quad low
side driver realized in an advanced Multipow-
OUT1
D1
EN
VS
Output
Control
Overtemp
IN4
R
Q
D4
Diagnostic
Control
Channel4
Openload
S
Delay
Timer
Overload
52V
R IO
OUT4
IN2
Channel2
OUT2
D2
IN3
Channel3
OUT3
D3
G ND
May 2000
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