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参数资料
| 型号： | LB1945H |
| 厂商： | SANYO SEMICONDUCTOR CO LTD |
| 元件分类： | 运动控制电子 |
| 英文描述： | STEPPER MOTOR CONTROLLER, 1 A, PDSO28 |
| 封装： | 0.375 INCH, HSOP-28 |
| 文件页数： | 5/7页 |
| 文件大小： | 113K |
| 代理商： | LB1945H |
LB1945H
No.6193-5/7
Truth Table
ENABLE
PHASE
OUTA
L
H
L
H
OFF
I1
I2
Output current
L
Vref / (10
× RE) = IOUT
H
L
Vref / (15
× RE) = IOUT × 2/3
L
H
Vref / (30
× RE) = IOUT × 1/3
H
0
Note: Output is OFF when ENABLE = H or when I1 = I2 = H.
Pin Function
Pin No.
Pin name
Function
7
VBB1
Output stage power supply voltage pin.
24
VBB2
Cathode pin for the upper-side diodes.
5
23
E1
E2
Insert resistor RE between these pins and ground to control set current.
2
1
27
28
OUTA
OUTB
Output pins.
14
GND
Ground pin.
15
S-GND
Sense ground pin.
6
22
D-GND
Lower-side internal diode ground (anode).
21
CR
Triangular wave chopping with CR constant setting.
Triangular wave OFF time is noise cancel time.
13
16
VREF1
VREF2
Output current setting pins.
(Output current is set by inputting a 1.5V to 7.5V voltage.)
9
20
PHASE1
PHASE2
Output phase select input pin.
High input: OUTA = H, OUTA = L
Low input: OUTA = L, OUTA = H
10
19
ENABLE1
ENABLE2
Output ON/OFF setting input pins.
High input: output OFF
Low input: output ON
12,11
17,18
IA1,IA2
IB1,IB2
Output current setting digital input pins.
Current is set to 1/3, 2/3, 1 by High and Low combinations.
8
VCC
Logic block power supply voltage pin.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| 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 |
| LB1945H-TLM-E | 功能描述:马达/运动/点火控制器和驱动器 10-28V Stepping 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 |
| LB1946 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:LB1946 |
| LB1946_07 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:PWM Current Control Stepping Motor Driver |
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