Texas Instruments LP3981IMM-3.3 Linear Controllers
IC REG LINEAR 3.3V 300MA 8VSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LP3981IMM-3.3
Detailed Description
IC REG LINEAR 3.3V 300MA 8VSSOP
Package
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Key Features
Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width); Mounting Type: Surface Mount
Lifecycle Status
Not For New Designs
RoHS State
RoHS Compliant
Datasheet
LP3981IMM-3.3 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LP3981IMM-3.3 Linear Controllers technical specifications.
General
RoHS
Yes
Package / Case
8-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Lifecycle Status
Not For New Designs
Output Type
Fixed
Max Input Voltage
6V
Current Supply Max
210 µA
Output Current
300mA
Quiescent Current
120 µA
Alternate Parts Comparison (LP3981IMM-3.3 vs LP3982IMM-ADJ vs LP3982IMM-3.3 vs LP2951ACMM/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 | 8-TSSOP | 8-TSSOP | 8-TSSOP | 8-TSSOP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 125°C (TJ) |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Not For New Designs | Active | Not For New Designs | Active |
| Accuracy | 2 | 2 | 2 | 2.5 |
| Control Features | Enable | Enable | Enable | Enable |
| Dropout Voltage Vdo Typ Mv | 132 | 120 | 120 | 380 |
| Fixed Output Options V | 2.5, 2.7, 2.8, 2.83, 3, 3.3 | 1.8, 2.5, 2.82, 3, 3.3 | 1.8, 2.5, 2.82, 3, 3.3 | 3, 3.3, 5 |
| Iq Typ Ma | 0.07 | 0.09 | 0.09 | 0.075 |
| Load Capacitance Min F | 2.2 | 2.2 | 2.2 | 1 |
| Max Input Voltage | 6V | 6V | 6V | 30V |
| 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
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