LB1845: PWM Current Controlling Stepping Motor Driver
The LB1845 is a PWM current control typ stepping motor driver that uses a bipolar drive scheme. It is particularly suitable for driving carriage and paper feed stepping motors in printers and similar applications.
Features- PWM current control (fixed off time scheme)
- Digital load current selection function
- Sustained output voltage: 45V
- Built-in thermal shutdown circuit
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Applications- Printer carriage and paper feed mechanisms or similar
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Data Sheets (1)
Package Drawings (1)
Order Information
| Product | Status | Compliance | Package | MSL* | Container | Budgetary Price/Unit |
|---|
| LB1845-E | Active | Pb-free | PDIP-30 | 646AZ | NA | Fan-Fold | 20 | $3.2903 |
Specifications
| Product | 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) |
|---|
| LB1845-E | 10 | 44.5 | 4.75 | 7 | 1.5 | 1.75 | 1 | Parallel | | External Resistor | | Thermal | | |
