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

Technical data sheets
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
Applications
3V Battery Operated Equipment

Specifications
Attribute Value
Motor Type Stepper
Configuration H Bridge
Output Configuration Half Bridge
Maximum Output Current 231mA
Maximum Supply Voltage 7.5 V
Mounting Type Surface Mount
Package Type TSSOP
Pin Count 20
Maximum Operating Supply Voltage 7.5 V
Minimum Operating Supply Voltage 1.6 V
Series LB1939T
Minimum Operating Temperature -20 °C
Length 6.5mm
Product Height 1.12mm
Height 1.12mm
Product Width 4.4mm
Dimensions 6.5 x 4.4 x 1.12mm
Width 4.4mm
Maximum Operating Temperature 85 °C
Product Length 6.5mm
On back order for despatch 21/01/2020, delivery within 5 working days from despatch date.
Price (ex. GST) Each (On a Reel of 2000)
$ 2.837
(exc. GST)
$ 3.121
(inc. GST)
units
Per unit
Per Reel*
2000 +
$2.837
$5,674.00
*price indicative
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