Texas Instruments LM431ACM/NOPB Voltage Reference
IC VREF SHUNT ADJ 2.2% 8SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM431ACM/NOPB
Detailed Description
IC VREF SHUNT ADJ 2.2% 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
Active
RoHS State
RoHS Compliant
Datasheet
LM431ACM/NOPB Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM431ACM/NOPB Voltage Reference technical specifications.
General
RoHS
Yes
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 70°C (TA)
Lifecycle Status
Active
Tolerance
±2.2%
Temperature Coefficient
50ppm/°C Typical
Output Type
Adjustable
Reference Type
Shunt
Output Current
100 mA
Alternate Parts Comparison (LM431ACM/NOPB vs LM4140BCMX-1.0/NOPB vs LM385M-1.2/NOPB vs LM385MX/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-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Tolerance | ±2.2% | ±0.1% | -2.43%, +2.02% | ±2% |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| Output Current | 100 mA | 8 mA | 20 mA | 20 mA |
| Output Type | Adjustable | Fixed | Fixed | Adjustable |
| Output Voltage | 2.495V | 1.024V | 1.235V | 1.24V |
| Package | SOIC (D)-8 | 8-SOIC | SOIC (D)-8 | SOIC (D)-8 |
| Reference Type | Shunt | Series | Shunt | Shunt |
| Temperature Coefficient | 50ppm/°C Typical | 6ppm/°C | 150ppm/°C | 30ppm/°C |
| 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
NCV431AIDR2GonsemiSimilaronsemi
Pin NoPkg YesElec Mixed
Shunt Voltage Reference IC Adjustable 2.495V 36 VV ±1% 100 mA 8-SOIC
More Parts in Voltage References
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
