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参数资料
| 型号： | LB1877M |
| 元件分类： | 运动控制电子 |
| 英文描述： | BRUSHLESS DC MOTOR CONTROLLER, 0.5 A, PDSO20 |
| 封装： | MFP-20 |
| 文件页数： | 3/7页 |
| 文件大小： | 70K |
| 代理商： | LB1877M |
LB1877M
No. 6199-3/7
Pin Function
Pin number Pin name
Function
20
UOUT
U-phase output
1
VOUT
V-phase output
2
WOUT
W-phase output
6
UB
U-phase base of 3-phase differential
5
VB
V-phase base of 3-phase differential
4
WB
W-phase base of 3-phase differential
18
VCC
Power supply
7
OSC
Startup oscillator pin
8
COM
Output waveform detection comparator voltage
3
P – GND
Output transistor and predriver ground
9
GND
Ground pin
11
S/S
Start/stop pin
19
DR
Forward/reverse pin
12
VREF
Reference voltage 0.9V
14
VSP
Output waveform peak detection pin
13
IN+
Error amp non-inverted pin
15
OUT
Error amp output pin
10
RI
Current feedback resistor connection pin
16
FC
Frequency response adjustment pin
17
LB
Motor start lockup prevention. Connect to GND via capacitor
Pin Assignment
20
19
18
17
16
15
14
13
12
11
RI
COM
OSC
GND
UB
VSP
VREF
IN+
S/S
OUT
FC
LB
VCC
DR
UOUT
LB1877M
VB
WB
WOUT
VOUT
PGND
1
2
3
4
5
6
7
8
9
10
Top view
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| LB1877V | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Brushless Motor Driver with Speed Control for Portable Cassette Recorders |
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