VN5E050AJ-E
Block diagram and pin description
1
Block diagram and pin description
Figure 1. Block diagram
S ignal C lamp
U nde rvolta ge
IN
CS_
D IS
CS
L O G IC
C ontrol & D iagnos tic
P ower
C lamp
D R IV E R
O ver
te mp.
C urrent
L imita tion
VON
L imita tion
O F F S ta te
O pen load
V SENSEH
C urrent
S ense
O V E R L O A D P R O T E C T IO N
(A C T IV E P O W E R L IM IT A T IO N)
VCC
GND
OUT
Table 1. Pin function
Name
Function
VCC
OUTPUT
Battery connection.
Power output.
GND
INPUT
CURRENT
SENSE
CS_DIS
Ground connection. Must be reverse battery protected by an external
diode/resistor network.
Voltage controlled input pin with hysteresis, CMOS compatible. Controls output
switch state.
Analog current sense pin, delivers a current proportional to the load current.
Active high CMOS compatible pin, to disable the current sense pin.
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