STMicroelectronics · Other integrated circuits
LD2981ABU18TR
IC REG LDO 1.8V 0.1A SOT-89
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LD2981ABU18TR specifications
Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.
| Manufacturer | STMicroelectronics |
|---|---|
| Ordering code | LD2981ABU18TR |
| Family | Other integrated circuits |
| Package | TO-243AA |
| Product Status | Obsolete |
| Output Configuration | Not provided in source |
| Output Type | Not provided in source |
| Number of Regulators | 1 |
| Voltage - Input (Max) | Not provided in source |
| Voltage - Output (Min/Fixed) | Not provided in source |
| Voltage - Output (Max) | Not provided in source |
| Voltage Dropout (Max) | Not provided in source |
| Current - Output | 100mA |
| Current - Quiescent (Iq) | Not provided in source |
| Current - Supply (Max) | Not provided in source |
| PSRR | Not provided in source |
| Control Features | Not provided in source |
| Protection Features | Not provided in source |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | TO-243AA |
| Supplier Device Package | SOT-89-3 |
Documents and evidence
LD2981ABU18TR ↗Before sourcing LD2981ABU18TR
- 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
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