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| Part Number | LM2941T/LB03 | LM2991T/LB03 | LM2941T/LF03 | LM2941T/LB08 | LM2941T/LB04 | LM2941CT/LB03 |
|---|---|---|---|---|---|---|
| Manufacturer | National Semiconductor | National Semiconductor | Texas Instruments | National Semiconductor | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Active | Active | Obsolete | Obsolete | Obsolete |
| Output Configuration | Positive | - | Positive | Positive | Positive | Positive |
| Output Type | Adjustable | - | Adjustable | Adjustable | Adjustable | Adjustable |
| Number of Regulators | 1 | - | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 60V | - | 26V | 26V | 26V | 26V |
| Voltage - Output (Min/Fixed) | 5V | - | 5V | 5V | 5V | 5V |
| Voltage - Output (Max) | 20V | - | 20V | 20V | 20V | 20V |
| Voltage Dropout (Max) | 1V @ 1A | - | 1V @ 1A | 1V @ 1A | 1V @ 1A | 1V @ 1A |
| Current - Output | 1A | - | 1A | 1A | 1A | 1A |
| Current - Quiescent (Iq) | 20 mA | - | 10 mA | 10 mA | 10 mA | 10 mA |
| Current - Supply (Max) | 60 mA | - | 15 mA | 15 mA | 15 mA | 15 mA |
| PSRR | - | - | - | - | - | - |
| Control Features | Enable | - | Enable | Enable | Enable | Enable |
| Protection Features | Over Current, Over Temperature, Reverse Polarity, Short Circuit | - | Over Temperature, Reverse Polarity, Short Circuit | Over Temperature, Reverse Polarity, Short Circuit | Over Temperature, Reverse Polarity, Short Circuit | Over Temperature, Reverse Polarity, Short Circuit |
| Operating Temperature | -40°C ~ 125°C | - | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | 0°C ~ 125°C |
| Mounting Type | Through Hole | - | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-220-5 Formed Leads | - | TO-220-5 Formed Leads | TO-220-5 Formed Leads | TO-220-5 Formed Leads | TO-220-5 Formed Leads |
| Supplier Device Package | TO-220-5 | - | TO-220-5 | TO-220-5 | TO-220-5 | TO-220-5 |
