LV8136V SANYO [Sanyo Semicon Device], LV8136V Datasheet - Page 15

• Manufacturer Part Number: LV8136V
• Description: Bi-CMOS IC For Brushless Motor Drive Direct PWM Drive, Quiet Predriver IC
• Manufacturer: SANYO [Sanyo Semicon Device]

(2) F/R pin = H
UOUT
VOUT
WOUT
UOUT
VOUT
WOUT
UOUT
VOUT
WOUT
3 HALL FG
1 HALL FG
HIN1 ON
HIN2 ON
HIN3 ON
HIN1 ON
HIN2 ON
HIN3 ON
HIN1 ON
HIN2 ON
HIN3 ON
Reverse hall input LA=0
LIN1 ON
LIN2 ON
LIN3 ON
LIN1 ON
LIN2 ON
LIN3 ON
LIN1 ON
LIN2 ON
LIN3 ON
IN1 +
IN1 -
IN2 +
IN2 -
IN3 +
IN3 -
F/R="L"120° energization
F/R="L"150° energization
F/R="H"120° energization in reverse rotate
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
The energization is switched to 120° when 3 Hall FG frequency is 6.1Hz (TYP) or lower
A direction of rotation is detected from Hall signal according to F/R pin input
If the motor rotates in reverse against F/R pin input, 120° energization is maintained forcibly.
IN1
IN2
IN3
SOFF
ON
PWM
PWM
H
L
L
PWM
SOFF
PWM
ON
PWM SOFF
H
H
L
PWM
ON
PWM
H
L
L
PWM
SOFF
PWM
ON
PWM SOFF
H
H
L
PWM
ON
PWM
H
L
L
LV8136V
PWM
SOFF
PWM
ON
PWM SOFF
H
H
L
PWM
ON
PWM
H
L
L
PWM
SOFF
PWM
ON
PWM SOFF
H
H
L
PWM
ON
PWM
H
L
L
PWM
SOFF
PWM
ON
PWM SOFF
H
H
L
PWM
ON
PWM
H
L
L
PWM
SOFF
PWM
ON
No.A2005-15/19
PWM
PWM SOFF
H
H
L
ON