onsemi LB1939T-TLM, Stepper Motor Driver IC 20-Pin, TSSOP
- RS Stock No.:
- 161-2623
- Mfr. Part No.:
- LB1939T-TLM-E
- Brand:
- onsemi
Discontinued product
- RS Stock No.:
- 161-2623
- Mfr. Part No.:
- LB1939T-TLM-E
- Brand:
- onsemi
Technical data sheets
Legislation and 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
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 |
| Length | 6.5mm |
| Product Length | 6.5mm |
| Height | 1.12mm |
| Width | 4.4mm |
| Dimensions | 6.5 x 4.4 x 1.12mm |
| Maximum Operating Temperature | 85 °C |
| Product Height | 1.12mm |
| Product Width | 4.4mm |
| Minimum Operating Temperature | -20 °C |