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参数资料
| 型号： | LB1945D |
| 元件分类： | 运动控制电子 |
| 英文描述： | STEPPER MOTOR CONTROLLER, 1 A, PDFM28 |
| 封装： | 0.500 INCH, DIP-28 |
| 文件页数： | 6/9页 |
| 文件大小： | 104K |
| 代理商： | LB1945D |
LB1945D
No.7633-6/9
Truth Table
ENABLE
PHASE
OUTA
Low
High
Low
High
-
OFF
I1
I2
Output current
Low
Vref/(10
× RE) = IOUT
High
Low
Vref/(15
× RE) = IOUT × 2/3
Low
High
Vref/(30
× RE) = IOUT × 1/3
High
0
Note: The output is turned off when ENABLE is high or in the I1 = I2 = high state.
Clockwise/counterclockwise Operating Sequence
2-phase excitation drive
Clockwise rotation
IA1 = IA2 = IB1 = IB2 = 0
No.
PHASE1
OUTA
PHASE2
OUTB
0
1
0
1
0
1
2
1
0
1
0
3
0
1
0
Counterclockwise rotation
IA1 = IA2 = IB1 = IB2 = 0
No.
PHASE1
OUTA
PHASE2
OUTB
0
1
0
1
0
1
0
2
1
0
1
3
0
1
0
1
Control Sequence
2-phase excitation
Table 1
ENABLE1 = ENABLE2 = 0
Phase A
Phase B
NO
PH1
IA2
IA1
Current value
PH2
IB2
IB1
Current value
0
1
0
1
0
1
0
1
2
1
0
1
0
1
3
0
1
0
1
1-2 phase excitation - 1/2 step
Table 2
ENABLE1 = ENABLE2 = 0
Phase A
Phase B
No.
PH1
IA2
IA1
Current value
PH2
IB2
IB1
Current value
0
1
*
1
0
1
0
1
2/3
0
1
2/3
2
*
1
0
1
3
1
0
1
2/3
0
1
2/3
4
1
0
1
*
1
0
5
1
0
1
2/3
1
0
1
2/3
6
*
1
0
1
0
1
7
0
1
2/3
1
0
1
2/3
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LB1945D_09 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:PWM Current Control Stepping Motor Driver |
| LB1945D-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 |
| LB1945H | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:PWM Current Control Type Stepping Motor Driver |
| LB1945H_09 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:PWM Current Control Type Stepping Motor Driver |
| LB1945H-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 |
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