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TL4051A12QDBZR from TI,Texas Instruments

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TL4051A12QDBZR

Manufacturer: TI

Precision Micropower Shunt Voltage Reference 3-SOT-23 -40 to 125

Partnumber Manufacturer Quantity Availability
TL4051A12QDBZR TI 28000 In Stock

Description and Introduction

Precision Micropower Shunt Voltage Reference 3-SOT-23 -40 to 125 The TL4051A12QDBZR is a precision voltage reference manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Output Voltage:** 1.225V  
- **Initial Accuracy:** ±0.1% (A grade)  
- **Temperature Coefficient:** 20ppm/°C (typical)  
- **Operating Current:** 45µA (typical)  
- **Output Current:** Up to 15mA  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-3  
- **Reference Type:** Shunt (2-terminal)  

### **Descriptions and Features:**  
- **High Precision:** Low initial error and excellent temperature stability.  
- **Low Power Consumption:** Ideal for battery-powered applications.  
- **Small Form Factor:** Available in a compact SOT-23-3 package.  
- **Wide Operating Range:** Suitable for industrial and automotive applications.  
- **No External Capacitor Required:** Stable without an output capacitor.  

This device is commonly used in ADCs, DACs, power supplies, and other precision analog circuits.  

(Source: Texas Instruments datasheet for TL4051 series.)

Application Scenarios & Design Considerations

Precision Micropower Shunt Voltage Reference 3-SOT-23 -40 to 125

Alternative Part Number

  • LM4051AIM3-1.2 --: Precision 1.2V shunt voltage reference in SOT-23, functionally equivalent to the TL4051A12 with similar accuracy and package.
  • ADR512ARTZ-REEL7 --: 1.2V precision shunt voltage reference in SOT-23, comparable tolerance and temperature drift, suitable drop-in alternative.
  • LM4041AIM3-1.2 --: 1.2V precision micropower shunt reference in SOT-23 with tight initial accuracy, widely used as a substitute for TL4051 series.

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