LB11691H Datasheet, PDF (9/21 Pages) Sanyo Semicon Device – Monolithic digital IC Pre-Driver IC for Brushless Motor Drive in Electric Bicycles

LB11691H
Continued from preceding page.
Pin No. Pin Name
Description
19
RC
One-shot multi-pulse width setting pin
Connect a resistor between this pin and V5 and a
V5
capacitor between this pin and GND.
Equivalent Circuit
300Ω
19
20
CSD
Pin to set the PWM oscillation frequency.
Connect a capacitor between this pin and GND.
V5
300Ω
20
21
FAIL
Open collector output, with the output being “L” in
V5
following cases :
Abnormal Hall input, activation of the low-voltage
protection circuit, activation of the lock protection
21
circuit, and activation of the overheat protection circuit
22
HP
Hall signal three-phase composite output pin
V5
(Open collector output)
22
23
CP2
Charge pump capacitor connection pin
Connect a capacitor between CP1 and CP2.
24
CP1
VCC
50Ω
VB
300Ω
23
VCC
300Ω
24
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