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TL431D from MOTOROLA

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TL431D

Manufacturer: MOTOROLA

Programmable Precision References

Partnumber Manufacturer Quantity Availability
TL431D MOTOROLA 700 In Stock

Description and Introduction

Programmable Precision References The TL431D from Motorola is a programmable shunt regulator with the following specifications, descriptions, and features:  

### **Specifications:**  
- **Output Voltage Range:** 2.5V to 36V (programmable)  
- **Reference Voltage:** 2.495V (typical)  
- **Operating Cathode Current Range:** 1mA to 100mA  
- **Output Impedance:** 0.2Ω (typical)  
- **Temperature Stability:** ±4mV (over full temperature range)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
- The TL431D is a three-terminal adjustable precision shunt regulator.  
- It provides a stable reference voltage that can be adjusted using external resistors.  
- Commonly used in power supply regulation, voltage monitoring, and error amplification circuits.  

### **Features:**  
- **Adjustable Output Voltage** via external resistors  
- **Low Dynamic Output Impedance** (0.2Ω typical)  
- **Sink Current Capability** (up to 100mA)  
- **Low Temperature Drift** (±4mV over full operating range)  
- **Wide Operating Voltage Range** (2.5V to 36V)  
- **Available in TO-92, SOIC, and SOT-23 Packages**  

This device is widely used in switching power supplies, battery chargers, and precision voltage references.

Partnumber Manufacturer Quantity Availability
TL431D MOT 7000 In Stock

Description and Introduction

Programmable Precision References The TL431D is a programmable precision voltage reference manufactured by Motorola (MOT).  

### **Specifications:**  
- **Reference Voltage:** 2.495V (typical)  
- **Adjustable Output Voltage Range:** 2.5V to 36V  
- **Operating Cathode Current Range:** 1mA to 100mA  
- **Output Impedance:** 0.2Ω (typical)  
- **Temperature Stability:** ±4mV (over full temperature range)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOIC-8  

### **Descriptions:**  
The TL431D is a three-terminal adjustable shunt regulator with guaranteed thermal stability. It provides precise voltage references for applications such as power supplies, battery chargers, and voltage monitoring circuits.  

### **Features:**  
- Programmable output voltage  
- Low dynamic output impedance  
- Low output noise  
- Fast turn-on response  
- Wide operating current range (1mA to 100mA)  
- Available in surface-mount SOIC-8 package  

This information is based on Motorola's datasheet for the TL431D.

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