Texas Instruments LP3991TL-3.0 Linear Controllers
LP3991 300-mA LDO for Digital Ap
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LP3991TL-3.0
Detailed Description
LP3991 300-mA LDO for Digital Ap
Package
4-WFBGA, DSBGA
Key Features
Package / Case: 4-WFBGA, DSBGA
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
LP3991TL-3.0 Datasheet
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Technical Specifications
Texas Instruments LP3991TL-3.0 Linear Controllers technical specifications.
General
Package / Case
4-WFBGA, DSBGA
Operating Temperature
-40°C ~ 85°C (TA)
PSRR
65dB (1kHz)
Output Type
Fixed
Quiescent Current
100 µA
Current Supply Max
225 µA
Control Features
Enable
Output Current
300mA
Output Configuration
Positive
Output Voltage
3V
Alternate Parts Comparison (LP3991TL-3.0 vs LP5990TMX-1.2/NOPB vs LP5990TM-3.0/NOPB vs LP5900TL-1.9/NOPB)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 4-WFBGA, DSBGA | 4-WFBGA, DSBGA | 4-WFBGA, DSBGA | 4-WFBGA, DSBGA |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Control Features | Enable | Enable | Enable | Enable |
| Max Input Voltage | 4V | 5.5V | 5.5V | 5.5V |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 300mA | 200mA | 200mA | 150mA |
| Output Type | Fixed | Fixed | Fixed | Fixed |
| Output Voltage | 3V | 1.2V | 3V | 1.9V |
| Protection Features | Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Temperature, Short Circuit |
| PSRR | 65dB (1kHz) | 55dB (10kHz) | 55dB (10kHz) | 85dB ~ 40dB (100Hz ~ 100kHz) |
| Quiescent Current | 100 µA | 75 µA | 75 µA | 50 µA |
| Voltage Dropout | 0.16V @ 300mA | 0.25V @ 200mA | 0.25V @ 200mA | 0.15V @ 150mA |
| Action |
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