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| Part Number | LP3986TL-3131/NOPB | LP3986TLX-3131/NOPB | LP3986TL-3133/NOPB | LP3986BL-3131/NOPB | 
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | 
| Product Status | Obsolete | Discontinued at Digi-Key | Discontinued at Digi-Key | Obsolete | 
| Output Configuration | Positive | Positive | Positive | Positive | 
| Output Type | Fixed | Fixed | Fixed | Fixed | 
| Number of Regulators | 2 | 2 | 2 | 2 | 
| Voltage - Input (Max) | 6V | 6V | 6V | 6V | 
| Voltage - Output (Min/Fixed) | 3.1V | 3.1V | 3.1V, 3.3V | 3.1V | 
| Voltage - Output (Max) | - | - | - | - | 
| Voltage Dropout (Max) | 0.1V @ 150mA | 0.1V @ 150mA | 0.1V @ 150mA | 0.1V @ 150mA | 
| Current - Output | 150mA | 150mA | 150mA | 150mA | 
| Current - Quiescent (Iq) | 130 µA | 130 µA | 130 µA | 130 µA | 
| Current - Supply (Max) | 320 µA | 320 µA | 320 µA | 320 µA | 
| PSRR | 60dB ~ 50dB (1kHz ~ 10kHz) | 60dB ~ 50dB (1kHz ~ 10kHz) | 60dB ~ 50dB (1kHz ~ 10kHz) | 60dB ~ 50dB (1kHz ~ 10kHz) | 
| Control Features | Enable | Enable | Enable | Enable | 
| Protection Features | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | 
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | 8-WFBGA, DSBGA | 8-WFBGA, DSBGA | 8-WFBGA, DSBGA | 8-TFBGA | 
| Supplier Device Package | 8-DSBGA (1.56x1.56) | 8-DSBGA (1.56x1.56) | 8-DSBGA (1.56x1.56) | 8-µSMD (1.57x1.57) |