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LM431SACMFX from FAIRCHILD,Fairchild Semiconductor

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LM431SACMFX

Manufacturer: FAIRCHILD

Adjustable/2.5V, 2% Tolerance Shunt Regulator

Partnumber Manufacturer Quantity Availability
LM431SACMFX FAIRCHILD 24000 In Stock

Description and Introduction

Adjustable/2.5V, 2% Tolerance Shunt Regulator The LM431SACMFX is a precision programmable shunt regulator manufactured by Fairchild Semiconductor (now part of ON Semiconductor). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Output Voltage Range:** 2.5V to 36V (adjustable)  
- **Reference Voltage:** 2.495V (typical)  
- **Operating Current Range:** 1mA to 100mA  
- **Line Regulation:** 0.2% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Temperature Stability:** 50ppm/°C (typical)  
- **Package:** SOT-23 (3-pin)  

### **Descriptions:**  
- The LM431SACMFX is a three-terminal adjustable shunt regulator with thermal stability.  
- It is commonly used in voltage regulation, switching power supplies, and precision voltage references.  
- The device operates as a low-temperature-coefficient bandgap reference.  

### **Features:**  
- **Adjustable Output Voltage** via external resistors.  
- **Low Dynamic Output Impedance:** 0.2Ω (typical).  
- **Low Output Noise.**  
- **Wide Operating Current Range (1mA to 100mA).**  
- **Fast Turn-On Response.**  
- **Available in SOT-23 Package for Space-Constrained Applications.**  

This device is designed for applications requiring stable voltage references or adjustable regulation.

Partnumber Manufacturer Quantity Availability
LM431SACMFX FAI 23220 In Stock

Description and Introduction

Adjustable/2.5V, 2% Tolerance Shunt Regulator The LM431SACMFX is a precision programmable shunt regulator manufactured by FAI (Fairchild Semiconductor).  

### **Specifications:**  
- **Output Voltage Range:** 2.5V to 36V  
- **Reference Voltage:** 2.495V (Typical)  
- **Operating Cathode Current Range:** 1mA to 100mA  
- **Temperature Stability:** ±0.4% (Typical)  
- **Low Output Noise**  
- **Fast Turn-On Response**  
- **Package Type:** SOT-23  

### **Descriptions:**  
The LM431SACMFX is a three-terminal adjustable shunt regulator with thermal stability over the full operating temperature range. It is commonly used in switching power supplies, voltage references, and error amplifiers.  

### **Features:**  
- Adjustable output voltage with two external resistors  
- Low dynamic impedance (0.2Ω typical)  
- Wide operating current range (1mA to 100mA)  
- Low temperature coefficient  
- Available in SOT-23 package for space-constrained applications  

This device is suitable for precision voltage regulation in various electronic circuits.

Partnumber Manufacturer Quantity Availability
LM431SACMFX FAIRCHILD,F 15000 In Stock

Description and Introduction

Adjustable/2.5V, 2% Tolerance Shunt Regulator The LM431SACMFX is a precision programmable shunt regulator manufactured by Fairchild Semiconductor (now part of ON Semiconductor). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Reference Voltage:** 2.495V (typical)  
- **Voltage Range (Cathode to Anode):** 2.5V to 36V  
- **Output Current Range:** 1mA to 100mA  
- **Reference Voltage Tolerance:**  
  - ±0.5% (A grade)  
  - ±1% (Standard grade)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** SOT-23 (3-pin)  
- **Low Dynamic Impedance:** 0.2Ω (typical)  
- **Sink Current Capability:** Up to 100mA  

### **Descriptions:**  
The LM431SACMFX is a three-terminal adjustable shunt regulator with thermal stability over the full operating temperature range. It is commonly used in switching power supplies, battery chargers, and voltage monitoring applications. The device can be programmed with two external resistors to set the output voltage from 2.5V to 36V.  

### **Features:**  
- Adjustable output voltage with two external resistors  
- Low output noise  
- Fast turn-on response  
- Low temperature coefficient  
- Wide operating current range (1mA to 100mA)  
- Available in different voltage tolerances (A grade and standard grade)  
- SOT-23 package for space-constrained applications  

This information is based solely on the manufacturer's datasheet and technical documentation.

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