LB1877 Sanyo, LB1877 Datasheet - Page 6

• Manufacturer Part Number: LB1877
• Description: Brushless Motor Driver with Speed Control for Portable Cassette Recorders
• Manufacturer: Sanyo

Continued from preceding page
Pin number
16
19
20
17
11
1
2
3
Pin name
P – GND
WOUT
UOUT
VOUT
S/S
FC
DR
LB
Pin voltage
input not
0 to Vcc
0 to Vcc
allowed
Voltage
0 to 8V
0 to 1V
To RI pin
50k
17
LB1877M
11
50k
200
Equivalent circuit
19
6k
16
50k
3S
100k
50k
Drive current
20 1
80k
2k
2
Unit (resistance: , capacitance: F)
Frequency characteristics
adjustment pin.
Connect to ground via
capacitor.
Start/stop pin.
Forward/reverse rotation pin.
U, V, W phase output pins.
Connect to motor coils
Motor start lockup prevention.
Power block ground.
Continued on next page
Pin function
No. 6199-6/7