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TS431ILT from ST,ST Microelectronics

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TS431ILT

Manufacturer: ST, SGS-THOMSON

LOW VOLTAGE ADJUSTABLE SHUNT REFERENCE
Partnumber Manufacturer Quantity Availability
TS431ILT ST, SGS-THOMSON 39000 In Stock

Description and Introduction

LOW VOLTAGE ADJUSTABLE SHUNT REFERENCE The TS431ILT is a precision shunt voltage reference manufactured by STMicroelectronics (ST).  

### **Specifications:**  
- **Reference Voltage:** 2.495V (typical)  
- **Voltage Range:** 1.24V to 6V (adjustable)  
- **Tolerance:** ±0.5%, ±1%, ±2% (depending on variant)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Supply Current (Iq):** 80µA (typical)  
- **Output Current (Sink):** Up to 100mA  
- **Package:** SOT-23-5L  

### **Descriptions & Features:**  
- Adjustable output voltage via external resistors  
- Low dynamic impedance (0.22Ω typical)  
- Low output noise  
- Stable with capacitive loads  
- AEC-Q100 qualified for automotive applications (specific variants)  
- Suitable for voltage regulation, power supplies, and battery-powered devices  

This device is commonly used in precision voltage regulation, switching power supplies, and industrial control systems.

Application Scenarios & Design Considerations

LOW VOLTAGE ADJUSTABLE SHUNT REFERENCE

Alternative Part Number

  • LM431AIZ --: Industry-standard adjustable shunt voltage reference with the same function and pinout, widely available and a direct functional replacement for the TS431.
  • TL431ILP --: Very common adjustable precision shunt regulator in a comparable package, electrically similar to the TS431 and easy to source.
  • KA431AZ --: Adjustable shunt regulator with equivalent reference voltage and current capability, suitable as a drop-in alternative.

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