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TDA21102

TDA21102 Description

The TDA21102 is a half-bridge driver IC designed for driving inductive loads with a peak output current of 4A. Manufactured by Infineon Technologies, this obsolete product is part of the CoreControl™ series and features a power MOSFET technology. It operates within a supply voltage range of 10.8V to 13.2V and is suitable for load voltages between 5V and 13.2V. The TDA21102 is designed for surface-mount applications and is available in a Tape & Reel (TR) package. It includes a bootstrap circuit and supports PWM interface, making it ideal for various high-current applications.

TDA21102 Features

• Output Configuration: Half Bridge (2)
• Load Type: Inductive
• Current - Peak Output: 4A
• Voltage - Supply: 10.8V to 13.2V
• Voltage - Load: 5V to 13.2V
• Rds On (Typ): 1.4Ohm LS, 1Ohm HS
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• Interface: PWM
• Features: Bootstrap Circuit
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• REACH Status: REACH Unaffected
• ECCN: EAR99
• HTSUS: 8542.39.0001

The TDA21102 offers several unique features that set it apart from similar models. Its half-bridge configuration allows for efficient power delivery to inductive loads, making it suitable for applications requiring high current handling. The inclusion of a bootstrap circuit ensures reliable operation, while the PWM interface provides precise control over the output. The low Rds on values for both low-side and high-side MOSFETs minimize power loss and improve overall efficiency.

TDA21102 Applications

The TDA21102 is ideal for a variety of applications that require efficient power delivery to inductive loads. Some specific use cases include:

• Motor Control: Driving small to medium-sized DC motors with precise PWM control.
• Switched-Mode Power Supplies (SMPS): Providing efficient power switching for various power supply designs.
• Electromagnetic Actuators: Controlling electromagnetic devices that require high current pulses.
• Automotive Electronics: Suitable for automotive applications where surface-mount technology and robust power handling are essential.

Conclusion of TDA21102

The TDA21102, despite being an obsolete product, remains a reliable choice for applications requiring a half-bridge driver with high current handling capabilities. Its robust design, featuring power MOSFET technology and a bootstrap circuit, ensures efficient and reliable operation. While it may be phased out, the TDA21102 continues to offer significant benefits for engineers and designers working on projects that require a compact, surface-mount solution for driving inductive loads.