| Part Number | TPS79433DCQRG4 | TPS79633DCQRG4 | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | PMIC - Voltage Regulators - Linear | PMIC - Voltage Regulators - Linear | 
|   |   | |
| Product Status | Discontinued at Digi-Key | Discontinued at Digi-Key | 
| Output Configuration | Positive | Positive | 
| Output Type | Fixed | Fixed | 
| Number of Regulators | 1 | 1 | 
| Voltage - Input (Max) | 5.5V | 5.5V | 
| Voltage - Output (Min/Fixed) | 3.3V | 3.3V | 
| Voltage - Output (Max) | - | - | 
| Voltage Dropout (Max) | 0.2V @ 250mA | 0.33V @ 1A | 
| Current - Output | 250mA | 1A | 
| Current - Quiescent (Iq) | 220 µA | 385 µA | 
| Current - Supply (Max) | - | - | 
| PSRR | 65dB ~ 40dB (100Hz ~ 100kHz) | 59dB ~ 42dB (100Hz ~ 100kHz) | 
| Control Features | Enable | Enable | 
| Protection Features | Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO) | Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO) | 
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | SOT-223-6 | SOT-223-6 | 
| Supplier Device Package | SOT-223-6 | SOT-223-6 |