Texas Instruments LM431AIM3 Voltage Reference
IC VREF SHUNT ADJ 2.2% SOT23-3
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM431AIM3
Detailed Description
IC VREF SHUNT ADJ 2.2% SOT23-3
Package
TO-236-3, SC-59, SOT-23-3
Key Features
Package / Case: TO-236-3, SC-59, SOT-23-3; Mounting Type: Surface Mount
Lifecycle Status
NRND
RoHS State
RoHS Compliant
Datasheet
LM431AIM3 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM431AIM3 Voltage Reference technical specifications.
General
Package / Case
TO-236-3, SC-59, SOT-23-3
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Tolerance
±2.2%
Temperature Coefficient
50ppm/°C Typical
Output Type
Adjustable
Reference Type
Shunt
Output Current
100 mA
Output Voltage
2.495V
Voltage Output Max
37 V
Alternate Parts Comparison (LM431AIM3 vs LM4050CIM3X-2.0/NOPB vs LM4041C12IDBZTG4 vs LM4040QEEM3-2.5/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 | TO-236-3, SC-59, SOT-23-3 | TO-236-3, SC-59, SOT-23-3 | TO-236-3, SC-59, SOT-23-3 | TO-236-3, SC-59, SOT-23-3 |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Tolerance | ±2.2% | ±0.5% | ±0.5% | ±2% |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) |
| Current Cathode | 1 mA | 65 µA | 80 µA | 73 µA |
| Output Current | 100 mA | 15 mA | 12 mA | 15 mA |
| Output Type | Adjustable | Fixed | Fixed | Fixed |
| Output Voltage | 2.495V | 2.048V | 1.225V | 2.5V |
| Reference Type | Shunt | Shunt | Shunt | Shunt |
| Temperature Coefficient | 50ppm/°C Typical | 50ppm/°C | 100ppm/°C | 150ppm/°C |
| Noise 10 Hz to 10k Hz | -- | 34µVrms | 20µVrms | 35µVrms |
| Action |
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.
REF3120AIDBZTTexas InstrumentsAutomotive-grade 3-pin SOT-23 voltage reference IC offering a stable 2-V output with a maximum temperature coefficien…