STMicroelectronics L4931ABD33-TR Linear Controllers
Linear Voltage Regulator IC Positive Fixed 1 Output 250mA 8-SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
L4931ABD33-TR
Detailed Description
IC REG LINEAR 3.3V 250MA 8SO
Package
8-SOIC (0.154, 3.90mm Width)
Key Features
Package / Case: 8-SOIC (0.154, 3.90mm Width)
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
L4931ABD33-TR Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics L4931ABD33-TR Linear Controllers technical specifications.
General
RoHS
Yes
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Lifecycle Status
Active
PSRR
73dB ~ 55dB (120Hz ~ 10kHz)
Output Type
Fixed
Quiescent Current
1 mA
Current Supply Max
6 mA
Output Current
250mA
Alternate Parts Comparison (L4931ABD33-TR vs L7805CV-DG vs L78M05CDT-TR vs L7812CV)
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-SOIC | TO-220-3 | TO-252-3, DPak | TO-220-3 |
| Mounting Type | Surface Mount | Through Hole | Surface Mount | Through Hole |
| Operating Temperature | -40°C ~ 125°C | 0°C ~ 125°C | 0°C ~ 150°C | 0°C ~ 125°C |
| RoHS | Yes | Compliant | Compliant | Compliant |
| Lifecycle Status | Active | Production | Production | Production |
| Grade | Industrial | Industrial | Industrial | Industrial |
| Max Input Voltage | 20V | 18 V | 25 V | 25 V |
| Maximum Operating Temperature C | 125.0 | 125.0 | 150.0 | 125.0 |
| Minimum Operating Temperature C | -40.0 | 0.0 | 0.0 | 0.0 |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 250mA | 1.5 A | 500 mA | 1.5 A |
| 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
NCP718BSN330T1GonsemiSimilaronsemi
Pin NoPkg NoElec Upgrade
LDO Regulator, 300 mA, Wide Vin, Ultra-Low Iq Fixed 3.3V, Non-Active Discharge, TSOT23-5, 3000-REEL
More Parts in Voltage Regulators - Linear
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
