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参数资料
| 型号： | LB1940U |
| 元件分类： | 运动控制电子 |
| 英文描述： | STEPPER MOTOR CONTROLLER, 0.4 A, PDSO20 |
| 封装： | 0.225 INCH, MSOP-20 |
| 文件页数： | 4/8页 |
| 文件大小： | 261K |
| 代理商： | LB1940U |
LB1940T/1940U
No.7232-4/8
Pin Assignment
Pin Description
Pin No.
LB1940T
LB1940U
Pin
Name
Description
LB1940T
LB1940U
Pin
Name
Description
1
20
VC1
Reference voltage input for 1ch
control
1
10
VS2
Motor power supply (+)
2
19
S-GND
GND for control system
2
9
OUT4
Motor drive output 4
3
18
VC2
Reference voltage input for 2ch
control
3
8
RFG2
Constant-current detection pin
4
17
Vref
Reference voltage output
4
7
OUT3
Motor drive output 3
5
16
ENA1
Signal input for 1ch control
5
6
OUT2
Motor drive output 2
6
15
ENA2
Signal input for 2ch control
6
5
RFG1
Constant-current detection pin 1
7
14
IN1
Signal input for 1ch control
7
4
OUT1
Motor drive output 1
8
13
IN2
Signal input for 2ch control
8
3
VDD
Control system power supply (+)
9
12
FC1
C connection pin for 1ch phase
compensation
9
2
SVDD
Control system power output
10
11
FC2
C connection pin for 2ch phase
compensation
10
1
VS1
Motor power supply (+)
10
9
8
7
6
5
4
3
2
1
20
13
14
11
15
16
17
18
19
12
VC1
S-GND
VC2
Vref
ENA1
ENA2
IN1
IN2
FC1
FC2
VS2
OUT4
RFG2
OUT3
OUT2
RFG1
OUT1
VDD
SVDD
VS1
Top view
LB1940T
20
13
14
15
16
17
18
19
12
VC1
S-GND
VC2
Vref
ENA1
ENA2
IN1
IN2
FC1
11 FC2
10
VS2
9
OUT4
8
RFG2
7
OUT3
6
OUT2
5
RFG1
4
OUT1
3
VDD
2
SVDD
1
VS1
Top view
LB1940U
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LB1940U-MPB-E | 功能描述:马达/运动/点火控制器和驱动器 RoHS:否 制造商:STMicroelectronics 产品:Stepper Motor Controllers / Drivers 类型:2 Phase Stepper Motor Driver 工作电源电压:8 V to 45 V 电源电流:0.5 mA 工作温度:- 25 C to + 125 C 安装风格:SMD/SMT 封装 / 箱体:HTSSOP-28 封装:Tube |
| LB1940U-TLM-E | 功能描述:马达/运动/点火控制器和驱动器 MOTOR DRIVER RoHS:否 制造商:STMicroelectronics 产品:Stepper Motor Controllers / Drivers 类型:2 Phase Stepper Motor Driver 工作电源电压:8 V to 45 V 电源电流:0.5 mA 工作温度:- 25 C to + 125 C 安装风格:SMD/SMT 封装 / 箱体:HTSSOP-28 封装:Tube |
| LB1941 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Constant Current Forward/Reverse Driver IC for Digital Cameras |
| LB1941GP | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Monolithic Linear IC For Digital Cameras Constant Current Forward/Reverse Driver |
| LB1941GP_10 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:For Digital Cameras Constant Current Forward/Reverse Driver |
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