STMicroelectronics

TD350ETR

The TD350ETR is a high-performance, low-power step-down (buck) switching regulator from STMicroelectronics. It is designed to provide efficient power conversion for a wide range of applications, including portable devices, industrial equipment, and automotive systems.

Description:

The TD350ETR is a compact, synchronous buck converter that can accept a wide input voltage range of 4.5V to 38V. It is available in a small, thermally-optimized QFN package, making it suitable for space-constrained applications. The device features a high efficiency of up to 96% and operates with a switching frequency of up to 2MHz, allowing for the use of small external components and reducing overall solution size.

Features:

1. Wide input voltage range: 4.5V to 38V
2. High efficiency: up to 96%
3. High switching frequency: up to 2MHz
4. Synchronous rectification for improved efficiency
5. Small, thermally-optimized QFN package
6. Low quiescent current: 35µA in normal operation mode
7. Programmable soft-start
8. Over-current protection (OCP)
9. Over-voltage protection (OVP)
10. Under-voltage lockout (UVLO)
11. Thermal shutdown protection

Applications:

1. Portable devices: smartphones, tablets, and wearables
2. Industrial equipment: motor controllers, sensor power supplies, and IoT devices
3. Automotive systems: infotainment systems, lighting, and sensor power supplies
4. Medical devices: portable medical instruments and wearable medical devices
5. Consumer electronics: portable audio devices, gaming consoles, and smart home devices
6. Telecommunication equipment: base stations, routers, and network switches

The TD350ETR's combination of high efficiency, wide input voltage range, and small form factor makes it an ideal choice for a variety of power conversion applications where space and efficiency are critical.