STMicroelectronics LM2931D Linear Controllers
Linear Voltage Regulator IC Positive Adjustable 1 Output 100mA 8-SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM2931D
Detailed Description
IC REG LIN POS ADJ 100MA 8SOIC
Package
8-SOIC (0.154", 3.90mm Width)
Key Features
Package / Case: 8-SOIC (0.154", 3.90mm Width); Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
LM2931D Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics LM2931D Linear Controllers technical specifications.
General
Series
LM2931
RoHS
Yes
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Lifecycle Status
Obsolete
Output Type
Adjustable
Max Input Voltage
26V
Output Current
100mA
Control Features
Enable
Alternate Parts Comparison (LM2931D vs L78L33ACD13TR vs L78L05ABD vs L78L33CD-TR)
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 | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C | 0°C ~ 125°C | -40°C ~ 125°C | 0°C ~ 125°C |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Obsolete | Active | Obsolete | Active |
| Current Supply Max | 30 mA | 6 mA | 6 mA | 6 mA |
| Max Input Voltage | 26V | 30V | 30V | 30V |
| Maximum Operating Temperature C | + 125 | 125.0 | + 125 | 125.0 |
| Minimum Operating Temperature C | - 40 | 0.0 | - 40 | 0.0 |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 100mA | 100mA | 100mA | 100mA |
| 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
LM2931ACDR2GonsemiDirectonsemi
Pin YesPkg YesElec Yes
Adj LDO Regulator, 100mA, 40V In, 2% Acc, SOIC
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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.
