Texas Instruments

TPS51631RSMR

TPS51631RSMR is a high-efficiency synchronous step-down (buck) converter from Texas Instruments. It is designed to provide a regulated output voltage from a wide range of input voltages. The device is available in a compact, thermally efficient, and RoHS-compliant TSSOP-16 package.

Key Features:

1. Input Voltage Range: 4.75V to 22V
2. Output Voltage: Adjustable from 0.9V to 5.5V
3. Output Current: Up to 3A (with appropriate input voltage and external components)
4. Synchronous Rectification: Improves efficiency by using the internal MOSFETs for both switching and rectification
5. High Efficiency: Up to 94% efficiency
6. Tight Output Voltage Regulation: ±1%
7. Low Dropout Voltage: 300mV at full load
8. Programmable Soft Start: Reduces inrush current during power-up
9. Over-Current Protection (OCP): Protects against excessive load conditions
10. Over-Temperature Protection (OTP): Protects against overheating
11. Enable Pin: Allows for easy control of the converter's operation
12. Open-Drain Power Good Indicator: Provides status information about the converter's operation

Applications:

1. Portable Devices: Smartphones, tablets, and other handheld devices
2. Power Banks: Provides efficient charging and power delivery
3. Industrial Equipment: Controllers, sensors, and other low-power applications
4. Medical Devices: Requires a stable and regulated power supply
5. Automotive Applications: Infotainment systems, cameras, and other electronic components
6. Networking Equipment: Routers, switches, and other network devices
7. Consumer Electronics: Smart home devices, gaming consoles, and other electronic products

The TPS51631RSMR is a versatile and efficient step-down converter suitable for a wide range of applications requiring a stable and regulated output voltage from a wide input voltage range. Its compact form factor, high efficiency, and robust protection features make it an excellent choice for both portable and industrial applications.