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| Part Number | LM3940IT-3.3/NOPB | LM3940IS-3.3/NOPB | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Product Status | Active | Active | 
| Output Configuration | Positive | Positive | 
| Output Type | Fixed | Fixed | 
| Number of Regulators | 1 | 1 | 
| Voltage - Input (Max) | 7.5V | 7.5V | 
| Voltage - Output (Min/Fixed) | 3.3V | 3.3V | 
| Voltage - Output (Max) | - | - | 
| Voltage Dropout (Max) | 0.2V @ 100mA | 0.2V @ 100mA | 
| Current - Output | 1A | 1A | 
| Current - Quiescent (Iq) | - | - | 
| Current - Supply (Max) | - | - | 
| PSRR | - | - | 
| Control Features | - | - | 
| Protection Features | Over Temperature, Short Circuit | Over Temperature, Short Circuit | 
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | 
| Mounting Type | Through Hole | Surface Mount | 
| Package / Case | TO-220-3 | TO-263-4, D²Pak (3 Leads + Tab), TO-263AA | 
| Supplier Device Package | TO-220-3 | DDPAK/TO-263-3 |