Texas Instruments

PTN78000WAZT

The PTN78000WAZT is a high-efficiency synchronous step-down (buck) regulator from Texas Instruments. It is designed to provide a stable output voltage to a wide range of applications, including portable devices, automotive systems, and industrial equipment.

Description:

The PTN78000WAZT is a highly integrated, high-efficiency synchronous step-down regulator that operates from an input voltage range of 4.5V to 36V. It features a compact, thermally enhanced 20-pin, 3mm x 4mm WQFN package. The device is capable of delivering up to 3A of continuous output current with high efficiency, making it suitable for a wide range of applications.

Features:

1. Wide input voltage range: 4.5V to 36V
2. High efficiency: up to 96% efficiency
3. Compact package: 20-pin, 3mm x 4mm WQFN
4. Synchronous rectification for improved efficiency
5. Programmable soft-start to minimize inrush current
6. Over-current protection (OCP) and over-temperature protection (OTP) for enhanced reliability
7. Low quiescent current: 35µA in normal operation mode
8. Output voltage adjustable from 0.9V to 15V
9. External compensation for easy system integration
10. Thermal shutdown for added safety

Applications:

1. Portable devices: smartphones, tablets, and wearables
2. Automotive systems: infotainment systems, instrument clusters, and lighting
3. Industrial equipment: motor controllers, sensors, and control systems
4. Medical devices: portable monitoring systems and diagnostic equipment
5. Consumer electronics: audio equipment, gaming consoles, and smart home devices
6. Power banks and battery charging systems
7. LED lighting systems for energy-efficient lighting solutions

The PTN78000WAZT is a versatile and efficient step-down regulator that can be used in a wide range of applications requiring a stable and regulated output voltage. Its compact size, high efficiency, and robust protection features make it an ideal choice for designers looking to optimize their power solutions.