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参数资料
| 型号： | LB1971V |
| 元件分类： | 运动控制电子 |
| 英文描述： | DISK DRIVE MOTOR CONTROLLER, 0.7 A, PDSO24 |
| 封装： | 0.275 INCH, SSOP-24 |
| 文件页数： | 4/8页 |
| 文件大小： | 122K |
| 代理商： | LB1971V |
LB1971V
No.6214-4/8
Block Diagram
V
U
STBY
BRK
VCC1
VS
VCC2
FG
FC
DET
CSLP1 CSLP2
RF
W
FCOM
UIN
VIN
WIN
OSC
CX
GND
WV U
SLOPE
BRK
FCOM
PWM
CX
OSC
STBY
BGP
Sensorless
logic
Soft
switching
drive
Output
drive
circuit
Envelope detector
Pin Functions
Pin No.
Pin name
Pin voltage
Function
Equivalent circuit
2
1
23
UOUT
VOUT
WOUT
U, V, and W phases coil outputs.
24
RF
Rf connection.
The LB1971V implements current control using
a resistor (Rf) connected between this pin and
GND to detect the drive current.
2 1 23
24
VCC1
VS
3
STBY
0 to VCC1
Standby control.
Normal operation: High
Standby: Low or open
3
VCC1
30k
70k
4
BRK
0 to VCC1
Forward/reverse torque switching.
Forward torque: Low or open
Reverse torque: High
4
VCC1
330
50k
Continued on next page.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LB1973JA | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Monolithic Digital IC Two-channel H-Bridge Driver |
| LB1973JA-AH | 功能描述:马达/运动/点火控制器和驱动器 2-ch H-bridge Step Motor Driver IC 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 |
| LB1973JAGEVB | 功能描述:电源管理IC开发工具 EVM FOR LB1973JA RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V |
| LB1973JA-ZH | 功能描述:马达/运动/点火控制器和驱动器 GP DC 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 |
| LB1973M | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Two-channel H-Bridge Driver |
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