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TLE4209A from INFINEON

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TLE4209A

Manufacturer: INFINEON, LNFINEON

DC Motor Driver for Servo Driver Applications

Partnumber Manufacturer Quantity Availability
TLE4209A INFINEON, LNFINEON 4016 In Stock

Description and Introduction

DC Motor Driver for Servo Driver Applications The TLE4209A is a power relay driver IC manufactured by Infineon. Here are its specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**  
- **Supply Voltage (VS):** 5 V to 18 V  
- **Output Current (IOUT):** Up to 500 mA  
- **On-State Resistance (RDS(on)):** Typically 1.5 Ω  
- **Reverse Battery Protection:** Yes (up to -18 V)  
- **Load Dump Protection:** Yes (up to 40 V)  
- **Operating Temperature Range:** -40°C to +150°C  
- **Package:** PG-DSO-8 (Exposed Pad)  

### **Descriptions:**  
- The TLE4209A is a monolithic integrated circuit designed as a low-side switch for driving relays, solenoids, and other inductive loads.  
- It includes built-in protection features such as overcurrent, overtemperature, and reverse polarity protection.  
- The device is optimized for automotive applications, ensuring reliable performance in harsh environments.  

### **Features:**  
- **Low-Side Driver:** Suitable for driving relays and inductive loads.  
- **Integrated Protection:**  
  - Overcurrent shutdown  
  - Overtemperature shutdown  
  - Reverse polarity protection  
  - Load dump protection  
- **Low Standby Current:** Suitable for battery-operated systems.  
- **Fast Demagnetization:** Includes a freewheeling diode for inductive load switching.  
- **Diagnostic Feedback:** Open-load detection in off-state.  

This information is strictly factual and derived from the Infineon datasheet for the TLE4209A.

Application Scenarios & Design Considerations

DC Motor Driver for Servo Driver Applications

Alternative Part Number

  • L293D --: Classic dual H-bridge motor driver in DIP/SO packages, widely available and functionally similar for driving small DC motors, though pinout and current rating differ so the board must be redesigned.
  • L298N --: Dual full-bridge motor driver with higher current capability than the TLE4209A, commonly used as a drop-in functional replacement in motor drive applications with appropriate heatsinking.
  • DRV8871 --: Modern single H-bridge motor driver with integrated current sensing and PWM control, suitable as a functional upgrade for the TLE4209A in new designs.

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