Texas Instruments LP3990MF-3.3/NOPB Microcontrollers
3.3V LDO Regulator, 150mA, 1.5% Acc, 120mV Dropout, SOT-23
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LP3990MF-3.3/NOPB
Base Model
Detailed Description
3.3V LDO Regulator, 150mA, 1.5% Acc, 120mV Dropout, SOT-23
Package
SC-74A, SOT-753
Lifecycle Status
Active
Datasheet
LP3990MF-3.3/NOPB Datasheet
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Technical Specifications
Texas Instruments LP3990MF-3.3/NOPB Microcontrollers technical specifications.
General
RoHS
Yes
Package / Case
SC-74A, SOT-753
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Lifecycle Status
Active
Output Type
Fixed
Max Input Voltage
6V
Current Supply Max
120 µA
Output Current
150mA
Quiescent Current
80 µA
Related Parts Comparison (LP3990MF-3.3/NOPB vs LP3990MF-1.2/NOPB vs LP3990MFX-1.8/NOPB vs LP3990MF-2.8/NOPB)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | SC-74A, SOT-753 | SC-74A, SOT-753 | SC-74A, SOT-753 | SC-74A, SOT-753 |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| Control Features | Enable | Enable | Enable | Enable |
| Current Supply Max | 120 µA | 120 µA | 120 µA | 120 µA |
| Max Input Voltage | 6V | 6V | 6V | 6V |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 150mA | 150mA | 150mA | 150mA |
| Output Type | Fixed | Fixed | Fixed | Fixed |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
NCP163ASN330T1GonsemiDirectonsemi
Pin YesPkg YesElec Upgrade
LDO Regulator, 250 mA, Ultra-High PSRR, Ultra-Low Noise 3.3 V, Active Discharge, TSOP5, 3000-REEL
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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
LP3990MFX-1.8/NOPBTexas Instruments150-mA, low-IQ, low-dropout voltage regulator with enable & low-VOUT 5-SOT-23 -40 to 125
LP3990MF-2.8/NOPBTexas Instruments150-mA, low-IQ, low-dropout voltage regulator with enable & low-VOUT 5-SOT-23 -40 to 125