onsemi LM431SACMFX Voltage Reference
Shunt Voltage Reference IC Adjustable 2.5V 36 VV ±2% 100 mA SOT-23F-3
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM431SACMFX
Detailed Description
IC VREF SHUNT ADJ 2% SOT23F-3
Package
SOT-23-3 Flat Leads
Key Features
Package / Case: SOT-23-3 Flat Leads; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LM431SACMFX Datasheet
Quick Jump:
Technical Specifications
onsemi LM431SACMFX Voltage Reference technical specifications.
General
Series
LM431SA
RoHS
True
Package / Case
SOT-23-3 Flat Leads
Mounting Type
Surface Mount
Operating Temperature
-25°C ~ 85°C (TA)
Lifecycle Status
Active
Tolerance
±2%
Temperature Coefficient
50ppm/°C Typical
Output Type
Adjustable
Reference Type
Shunt
Related Parts Comparison (LM431SACMFX vs LM2595DSADJR4G vs LM2575D2T-ADJG vs LM2575D2T-ADJR4G)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | SOT-23-3 Flat Leads | TO-263-6, D²Pak | TO-263-6, D²Pak | TO-263-6, D²Pak |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -25°C ~ 85°C (TA) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Output Current | 100 mA | 1A | 1A | 1A |
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable |
| Output Voltage | 2.5V | 1.23V | 1.23V | 1.23V |
| Voltage Output Max | 36 V | 37V | 37V | 37V |
| Switching Frequency | -- | 150kHz | 52kHz | 52kHz |
| Function | -- | Step-Up, Step-Down, Step-Up/Step-Down | Step-Down | Step-Down |
| Max Input Voltage | -- | 40V | 40V | 40V |
| Min Input Voltage | -- | 4.5V | 4.75V | 4.75V |
| Number of Outputs | -- | 1 | 1 | 1 |
| 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
NCP431AISNT1GonsemiSimilaronsemi
Pin NoPkg YesElec Yes
Adj.
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