LB1939T:2-Channel H-Bridge Constant Voltage/Constant Current Driver
The LB1939T is a 2-phase excitation bipolar stepping motor driver that features low voltage operation, a low saturation voltage and low power consumption. It supports constant voltage and constant current drive, can control two iris motors and is optimal for shutter, iris and AF drive in 3V battery operated still digital cameras and other battery operated equipment.
特性
- Low voltage drive
- Low saturation voltage output
- Supports constant voltage and constant current drive
- Built-in reference voltage circuit
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封装图 PACKAGE DIMENSIONS
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订购信息 Ordering Information
| 产品 |
状况 |
Compliance |
具体说明 |
封装 |
MSL* |
容器 |
预算价格 (1千个数量的单价） |
| 类型 |
外形 |
类型 |
数量 |
| LB1939T-MPB-E |
Active |
|
2-Channel H-Bridge Constant Voltage/Constant Current Driver |
TSSOP-20 |
948AX |
3 |
Fan-Fold |
70 |
$1.3312
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| LB1939T-TLM-E |
Active |
|
2-Channel H-Bridge Constant Voltage/Constant Current Driver |
TSSOP-20 |
948AX |
3 |
|
2000 |
$1.3312 |
数据资料DataSheet下载
