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LB1939T: Motor Driver, Constant Voltage / Current, H-Bridge, 2-Channel

Overview
Specifications
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Product Overview
Описание продукта
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.
Отличительные черты
 
  • Low voltage drive
  • Low saturation voltage output
  • Supports constant voltage and constant current drive
  • Built-in reference voltage circuit
Применения
  • Battery operated equipment
Технические информацие
Статьи по применению (1) Демонстрационные платы - справочники (4)
Типы корпусов (1)  
Информация по демонстрационной плате
Продукт Состояние Compliance Короткое описание Поступок
LB1939TGEVB Active
Pb-free
EVABOARD FOR LB1939T
Avnet (2015-07-09) : 2
Mouser (2015-07-09) : 2
Наличие и образцы
Продукт
Состояние
Compliance
Описание
Корпус
MSL*
Контейнер
Бюджетная цена единицы
Тип
Размеры
Тип
Кол.
LB1939T-MPB-E Active
Pb-free
Motor Driver, Constant Voltage / Current, H-Bridge, 2-Channel TSSOP-20 948AX 3 Fan-Fold 70 $1.6813
LB1939T-TLM-E Active
Pb-free
Motor Driver, Constant Voltage / Current, H-Bridge, 2-Channel TSSOP-20 948AX 3 Tape and Reel 2000 $1.261
* Уровень чувствительности компонента к влажности
Market Leadtime (weeks) : 4 to 8
Market Leadtime (weeks) : 4 to 8
Digikey   (2015-07-09) : >1K
Mouser   (2015-07-09) : <1K
PandS   (2015-07-09) : >1K
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Product Overview

Product Compliance Status Description Type VM Min (V) VM Max (V) VCC Min (V) VCC Max (V) IO Max (A) IO Peak Max (A) Step Resolution Control Type Feedback Method Current Sense Regulator Output Fault Detection Flyback Protection RDS(on) Typ (Ω) Package Type
 Pb-free   Active     Motor Driver, Constant Voltage / Current, H-Bridge, 2-Channel   Stepper   1.6   10.5   1.9   10.5   0.4   
 1 
 ½ 
 Parallel   None   External Resistor   Yes   Thermal   Integrated Active     TSSOP-20 
 Pb-free   Active     Motor Driver, Constant Voltage / Current, H-Bridge, 2-Channel   Stepper   1.6   10.5   1.9   10.5   0.4   
 ½ 
 1 
 Parallel   None   External Resistor   Yes   Thermal   Integrated Active     TSSOP-20 
»Показать химический состав
»No Product Change Notifications exist
Product Overview
Case Outlines
948AX   
»Показать химический состав
»No Product Change Notifications exist
Product Overview
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