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| Part Number | LM2931AZ50 | LM2931AZ50R | LM2931BZ50 | LM2931AZ5X | LM2931AD50 | LM2931AV50 | LM2931AZ5 |
|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | onsemi | STMicroelectronics | STMicroelectronics | Fairchild Semiconductor |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Output Configuration | Positive | Positive | Positive | Positive | Positive | Positive | Positive |
| Output Type | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed |
| Number of Regulators | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 26V | 26V | 26V | 26V | 26V | 26V | 33V |
| Voltage - Output (Min/Fixed) | 5V | 5V | 5V | 5V | 5V | 5V | 5V |
| Voltage - Output (Max) | - | - | - | - | - | - | - |
| Voltage Dropout (Max) | 0.6V @ 100mA | 0.6V @ 100mA | 0.6V @ 100mA | 0.6V @ 100mA | 0.6V @ 100mA | 0.6V @ 100mA | 0.6V @ 100mA |
| Current - Output | 100mA | 100mA | 100mA | 100mA | 100mA | 100mA | 100mA |
| Current - Quiescent (Iq) | 1 mA | 1 mA | 1 mA | 1 mA | 1 mA | 1 mA | 1 mA |
| Current - Supply (Max) | 30 mA | 30 mA | 30 mA | 30 mA | 30 mA | 30 mA | 30 mA |
| PSRR | 75dB (120Hz) | 75dB (120Hz) | 75dB (120Hz) | 80dB (120Hz) | 75dB (120Hz) | 75dB (120Hz) | 80dB (120Hz) |
| Control Features | - | - | - | - | - | - | - |
| Protection Features | Current Limit, Thermal Shutdown | Current Limit, Thermal Shutdown | Over Current, Over Temperature | Over Current, Over Temperature, Over Voltage | Current Limit, Thermal Shutdown | Current Limit, Thermal Shutdown | Over Current, Over Temperature, Over Voltage |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Surface Mount | Through Hole | Through Hole |
| Package / Case | TO-226-3, TO-92-3 (TO-226AA) | TO-226-3, TO-92-3 (TO-226AA) Formed Leads | TO-226-3, TO-92-3 (TO-226AA) | TO-226-3, TO-92-3 (TO-226AA) Formed Leads | 8-SOIC (0.154", 3.90mm Width) | TO-220-3 | TO-226-3, TO-92-3 (TO-226AA) |
| Supplier Device Package | TO-92-3 | TO-92-3 | TO-92-3 | TO-92-3 | 8-SOIC | TO-220 | TO-92-3 |
