TPS60403DBVTG4

The TPS60403DBVTG4 is a high-performance, low-noise, step-up (boost) DC-DC converter from Texas Instruments. It is designed to provide a regulated output voltage from a lower input voltage, making it suitable for applications where battery life and efficiency are critical.

Key Features:

1. Input Voltage Range: The TPS60403 operates over a wide input voltage range, typically from 1.8V to 5.5V, allowing it to be used with various power sources, including single-cell lithium-ion batteries.

2. Output Voltage: The device can generate a fixed output voltage of 3.3V, which is commonly used in many electronic applications. It can also be configured for other output voltages through external resistors.

3. Output Current: The TPS60403 is capable of delivering up to 200mA of output current, making it suitable for powering low to moderate power devices.

4. Efficiency: The converter boasts high efficiency, often exceeding 90%, which helps to extend battery life in portable applications. This efficiency is particularly important in battery-powered devices where power conservation is critical.

5. Low Noise: The TPS60403 features low output noise, making it ideal for sensitive applications such as RF and audio devices. This is achieved through its design, which minimizes ripple and noise in the output voltage.

6. Control Method: The device employs a pulse-width modulation (PWM) control scheme, which helps maintain stable output voltage under varying load conditions.

7. Thermal Performance: The TPS60403 is housed in a compact, thermally efficient package (DBV), which aids in heat dissipation and allows for a smaller overall footprint in circuit designs.

8. Protection Features: It includes built-in protection features such as overcurrent protection and thermal shutdown, ensuring reliable operation and safeguarding the device and connected components.

9. Package: The TPS60403 is available in a small 6-pin SOT-23 package, which is suitable for space-constrained applications.

Applications:

The TPS60403 is commonly used in various applications, including:

• Portable electronics (e.g., handheld devices, wearables)
• Battery-powered devices
• RF and audio applications
• Power management systems
• Sensor power supplies

Conclusion:

Overall, the TPS60403DBVTG4 from Texas Instruments is a versatile and efficient boost converter that meets the needs of modern electronic designs, particularly in battery-operated devices where size, efficiency, and low noise are paramount. Its combination of features makes it a popular choice among engineers looking to optimize power management in their applications.