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TLE4275D from SIEMENS

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TLE4275D

Manufacturer: SIEMENS

Voltage Regulator

Partnumber Manufacturer Quantity Availability
TLE4275D SIEMENS 8 In Stock

Description and Introduction

Voltage Regulator The TLE4275D is a voltage regulator manufactured by SIEMENS (now Infineon Technologies). Below are its specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Input Voltage Range:** Up to 42 V  
- **Output Voltage:** 5 V (±2%)  
- **Output Current:** Up to 450 mA  
- **Dropout Voltage:** Typically 0.5 V at full load  
- **Operating Temperature Range:** -40°C to +150°C  
- **Quiescent Current:** Typically 50 µA (low-power mode)  
- **Package:** TO-252-5 (DPAK)  

### **Descriptions:**  
- The TLE4275D is a low-dropout (LDO) voltage regulator designed for automotive and industrial applications.  
- It provides a stable 5 V output with high accuracy and low power consumption.  
- Includes protection features such as overtemperature shutdown, reverse polarity protection, and short-circuit protection.  

### **Features:**  
- **High Input Voltage Tolerance:** Up to 42 V (transient tolerant up to 45 V).  
- **Low Dropout Voltage:** Ensures efficient operation even with small input-output differentials.  
- **Low Quiescent Current:** Reduces power consumption in standby mode.  
- **Thermal Shutdown Protection:** Prevents damage from overheating.  
- **Reverse Polarity Protection:** Safeguards against incorrect battery connections.  
- **Short-Circuit Proof:** Built-in current limitation for fault conditions.  

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

Application Scenarios & Design Considerations

Voltage Regulator

Alternative Part Number

  • LM2940CT-5.0 --: Widely available 5V low-dropout linear regulator in TO-220, functionally similar to the TLE4275D with good availability and low cost.
  • L4949ED --: Automotive 5V low-dropout regulator with similar current capability and protection features, suitable drop-in for many TLE4275D applications.
  • MC33269DT-5.0 --: 5V low-dropout regulator in DPAK with comparable dropout and current rating, offering a different series as a practical replacement.

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