LB11697V Datasheet, PDF (5/14 Pages) Sanyo Semicon Device – Monolithic Digital IC Brushless Motor Driver IC

LB11697V
Pin Assignment
VCC VREG LVS N2 N1 HP F/R PWMIN S/S CSD RD PWM TOC EI– EI+
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
LB11697V
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15
GND RFGND RF WH WL VH VL UH UL IN1– IN1+ IN2– IN2+ IN3– IN3+
Top view
Pin Functions
Pin No. Symbol
1
GND Ground
Pin Description
VREG
Equivalent circuit
2
RF
GND
Output current detection reference
Connect the ground terminal of the external resistor RF to
this pin.
2
VREG
Output current detection
Connect a resistor with a small value between this pin and
3
RF
RFGND.
3
This sets the maximum output current I_OUT to be 0.25/Rf.
Outputs (External transistor drive outputs)
4
WH _{These are the PWM outputs used for duty control.}
6
8
VH
UH
These are push-pull outputs.
V_CC
50 kΩ
468
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