STMicroelectronics · Other integrated circuits
L9903
IC MOTOR DRIVER 8V-20V 20SO
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L9903 specifications
Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.
| Manufacturer | STMicroelectronics |
|---|---|
| Ordering code | L9903 |
| Family | Other integrated circuits |
| Package | 20-SOIC (0.295", 7.50mm Width) |
| Product Status | Active |
| Motor Type - Stepper | Not provided in source |
| Motor Type - AC, DC | Brushed DC |
| Function | Controller - Commutation, Direction Management |
| Output Configuration | Pre-Driver - Half Bridge (2) |
| Interface | Serial |
| Technology | Power MOSFET |
| Step Resolution | Not provided in source |
| Applications | General Purpose |
| Current - Output | Not provided in source |
| Voltage - Supply | 8V ~ 20V |
| Voltage - Load | Not provided in source |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 20-SO |
Documents and evidence
L9903 ↗Catalog sources
www.ic-components.com · L9903 ↗Source directory identity match; source detail pending. Specifications remain from existing catalog.
Before sourcing L9903
- Identify the firmware and board baseline
- Check flash, RAM and required peripherals
- Review pin assignment and supply limits
- Keep the full temperature and package suffix
Questions about L9903
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Related records aid discovery. Package, pinout, ratings, tooling and software require engineering approval before substitution.
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