Texas Instruments LP3990MFX-1.8/NOPB Microcontrollers
150-mA, low-IQ, low-dropout voltage regulator with enable & low-VOUT 5-SOT-23 -40 to 125
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LP3990MFX-1.8/NOPB
Detailed Description
150-mA, low-IQ, low-dropout voltage regulator with enable & low-VOUT 5-SOT-23 -40 to 125
Package
SC-74A, SOT-753
Lifecycle Status
Active
Datasheet
LP3990MFX-1.8/NOPB Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LP3990MFX-1.8/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
Alternate Parts Comparison (LP3990MFX-1.8/NOPB vs SN74AUP1G08DBVT vs TPS3840PH27DBVRQ1 vs TPS3124J18DBVR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| 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 ~ 125°C (TJ) | -40°C ~ 85°C (TA) |
| Lifecycle Status | Active | Active | Active | Active |
| RoHS | Yes | -- | -- | -- |
| Accuracy | 2 | -- | -- | -- |
| Control Features | Enable | -- | -- | -- |
| Current Supply Max | 120 µA | -- | -- | -- |
| Dropout Voltage Vdo Typ Mv | 120 | -- | -- | -- |
| Fixed Output Options V | 0.8, 1.2, 1.35, 1.5, 1.8, 2.5, 2.8, 3.3 | -- | -- | -- |
| Iout Max a | 0.15 | -- | -- | -- |
| Iq Typ Ma | 0.043 | -- | -- | -- |
| 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
NCP163ASN180T1GonsemiDirectonsemi
Pin YesPkg YesElec Upgrade
Linear Voltage Regulator IC Positive Fixed 1 Output 250mA SOT-23-5
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