STMicroelectronics · Other integrated circuits
L4938EDTR-E
IC REG LINEAR POS ADJ 20SO
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L4938EDTR-E specifications
Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.
| Manufacturer | STMicroelectronics |
|---|---|
| Ordering code | L4938EDTR-E |
| Family | Other integrated circuits |
| Package | 20-SOIC (0.295", 7.50mm Width) |
| Product Status | Active |
| Output Configuration | Positive |
| Output Type | Adjustable (Fixed) |
| Number of Regulators | 2 |
| Voltage - Input (Max) | 28V |
| Voltage - Output (Min/Fixed) | 4.9V (5V) |
| Voltage - Output (Max) | 5.1V |
| Voltage Dropout (Max) | 0.4V @ 100mA, 0.6V @ 400mA |
| Current - Output | 100mA, 400mA |
| Current - Quiescent (Iq) | Not provided in source |
| Current - Supply (Max) | Not provided in source |
| PSRR | Not provided in source |
| Control Features | Enable, Reset |
| Protection Features | Over Temperature |
| Operating Temperature | -40°C ~ 150°C |
| Mounting Type | Surface Mount |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 20-SO |
Documents and evidence
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Before sourcing L4938EDTR-E
- 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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