LB11923V
PIN FUNCTIONS
PIN FUNCTIONS
Pin No.
Pin
1
VREG
Functions
7-V shunt regulator output
Equivalent Circuit
1
VCC1
2
S/S
Start/stop control
Low: 0 V to 1.0 V
High: 2.0 V to VCC
Goes high when left open.
Low for start.
High or open for stop.
The hysteresis is about 0.22 V.
3
CLK
External clock signal input
Low: 0 V to 1.0 V
High: 2.0 V to VCC
Goes high when left open.
The hysteresis is about 0.22 V.
f = 3.9 kHz, maximum
4
F/R
Forward/reverse control
Low: 0 V to 1.0 V
High: 2.0 V to VCC
Goes high when left open.
Low for forward.
High or open for reverse.
The hysteresis is about 0.22 V.
VCC1
VCC1
VCC1
3.5 kW
2
3.5 kW
3
3.5 kW
4
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