ON Semiconductor LB1939T-TLM-E, Stepper Motor Driver IC 20-Pin, TSSOP

Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

The LB1939T is a bipolar stepping motor driver that features low voltage operation, a low saturation voltage and low power consumption. It operates full/half step drive. 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.

Low voltage drive
Low saturation voltage output
Supports constant voltage and constant current drive
Built-in reference voltage circuit
3V Battery Operated Equipment

Attribute Value
Motor Type Stepper
Output Configuration Half Bridge
Configuration H Bridge
Maximum Output Current 231mA
Maximum Supply Voltage 7.5 V
Mounting Type Surface Mount
Package Type TSSOP
Maximum Operating Supply Voltage 7.5 V
Pin Count 20
Minimum Operating Supply Voltage 1.6 V
Series LB1939T
Product Width 4.4mm
Product Height 1.12mm
Minimum Operating Temperature -20 °C
Width 4.4mm
Height 1.12mm
Product Length 6.5mm
Length 6.5mm
Maximum Operating Temperature 85 °C
Dimensions 6.5 x 4.4 x 1.12mm
1655 In stock for FREE next working day delivery
Price Each (In a Pack of 5)
£ 2.686
(exc. VAT)
£ 3.223
(inc. VAT)
Per unit
Per Pack*
5 - 20
25 - 120
125 - 245
250 - 495
500 +
*price indicative
Packaging Options:
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