LB1981 Sanyo, LB1981 Datasheet - Page 5

• Manufacturer Part Number: LB1981
• Description: Three-Phase Brushless Motor Driver
• Manufacturer: Sanyo

Continued from preceding page
Pin number
12
13
14
15
16
17
11
Pin name
PG
FG
FG
PGIN
V
FG
PGC
REF
OUT
IN
IN
IN
1
2
(V
Pin voltage
(V
2.0V max
2.0V max
1.0V min
1.0V min
CC
CC
1 = 3V)
= 3V)
1.3V
14
V CC 1
13
10k
V CC 1
30 A
500
LB1981V
6 A
35k
Equivalent circuit
6 A
1.5k
100k
30k
12
75k
200
10 A
6 A
70k
17
9k
500
10 A
16
11
1k
1.3V
1.3V
V CC 1
A10863
200
V CC 1
15
V CC 1
A10862
A10864
A10866
A10865
PG amplifier output pin.
PG amplifier peak hold
capacitor connection pin.
PG amplifier input pin.
Connect PG coil between this
pin and V
Internal 1.3V reference
voltage.
Used as reference voltage for
FG and PG amplifiers.
FG amplifier input pin.
Connect FG coil between this
pin and V
FG amplifier input signal noise
filter capacitor connection pin.
FG amplifier input signal noise
filter capacitor pin.
REF
REF
Continued on next page
Pin function
.
.
No. 5917-5/9