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参数资料
| 型号： | LB1945D |
| 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, PDFM28 |
| 封装： | 0.500 INCH, DIP-28 |
| 文件页数： | 1/9页 |
| 文件大小： | 104K |
| 代理商： | LB1945D |
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer
's products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer
'sproductsor
equipment.
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee
thereof. If you should intend to use our products for applications outside the standard applications of our
customer who is considering such use and/or outside the scope of our intended standard applications, please
consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our
customer shall be solely responsible for the use.
41107 TI PC B8-6489, 6394 No.7633-1/9
LB1945D
Overview
The LB1945D is a PWM current control stepping motor driver that uses a bipolar drive technique. It is optimal for use with
the carriage and paper feed stepping motors used in printers.
Functions and Features
PWM current control (external clock)
Digital load current selection function (supports 1-2, W1-2, and 2-phase excitation)
Built-in high and low side diodes
Simultaneous on state prevention function (through-current prevention)
Built-in thermal shutdown circuit
Noise canceling function
Specifications
Absolute Maximum Ratings at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Motor supply voltage
VBB max
30
V
Output peak current
IO peak
tW
≤ 20μs
1.0
A
Output continuous current
IO max
0.8
A
Logic system supply voltage
VCC max
6.0
V
Logic input voltage range
VIN
-0.3 to VCC
V
Emitter output voltage range
VE
1.0
V
Allowable power dissipation
Pd max
Independent IC
2.8
W
Operating temperature
Topr
-20 to +90
°C
Storage temperature
Tstg
-55 to +150
°C
Monolithic Digital IC
PWM Current Control
Stepping Motor Driver
Ordering number : EN7633A
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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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