KA431SMF2TF
IC VREF SHUNT 36V 2% SOT23F-3
Pmic Voltage Reference
SOT-23-3 Flat Leads
Active
$0.43 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | onsemi |
| Model | KA431SMF2TF |
| Package / Case | SOT-23-3 Flat Leads |
| Mounting Type | Surface Mount |
| Operating Temperature | -25°C ~ 85°C (TA) |
| Voltage - Output | 2.5V |
| Current - Output | 100 mA |
| Supplier Device Package | SOT-23F-3 |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
KA431SMF2TF by onsemi is a power conversion IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output 2.5V. The SOT-23-3 Flat Leads package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
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Alternatives & Replacements
View All →LM431SAIMFX
ADJUSTABLE/2.5 V, 2% TOLERANCE S
KA431SLMF2TF
IC VREF SHUNT ADJ 0.5% SOT23F-3
KA431SAMFTF
IC VREF SHUNT ADJ 1% SOT23F-3
KA431SMFTF
IC VREF SHUNT ADJ 2% SOT23F-3
LM431SCCMFX
IC VREF SHUNT ADJ 0.5% SOT23F-3
All Technical Specifications
| Tolerance | ±2% |
| Output Type | Adjustable |
| Reference Type | Shunt |
| Current - Output | 100 mA |
| Current - Cathode | 1 mA |
| Voltage - Output (Max) | 36 V |
| Temperature Coefficient | 50ppm/°C Typical |
| Voltage - Output (Min/Fixed) | 2.5V |
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