Texas Instruments

TPS621351RGXT

The TPS621351RGXT is a highly integrated power management device from Texas Instruments. It is a step-down (buck) converter with an input voltage range of 4.75V to 21V and an output voltage range of 0.95V to 5.5V. The device is available in a compact 20-pin, 3mm x 4mm RoHS-compliant, lead (Pb)-free, thermally-enhanced QFN package.

Key Features:

1. Input Voltage Range: 4.75V to 21V
2. Output Voltage Range: 0.95V to 5.5V
3. Wide Output Current Range: Up to 3A
4. High Efficiency: Up to 93% efficiency
5. Integrated Power MOSFETs: Reduces external component count
6. Low Dropout (LDO) Regulator: Provides a stable output voltage for low current loads
7. Programmable Soft Start: Minimizes inrush current and reduces output voltage overshoot
8. Precise Output Voltage Accuracy: ±1%
9. Protection Features: Over-current protection, over-temperature protection, and thermal shutdown
10. Small Package Size: 20-pin, 3mm x 4mm QFN package

Applications:

1. Portable Devices: Smartphones, tablets, and wearables
2. Industrial Equipment: Sensors, controllers, and automation systems
3. Medical Devices: Patient monitoring equipment and portable medical instruments
4. Automotive Applications: Infotainment systems, instrument clusters, and advanced driver assistance systems (ADAS)
5. IoT Devices: Smart home devices, security systems, and sensors
6. Networking Equipment: Routers, switches, and access points

The TPS621351RGXT is an ideal choice for applications requiring a highly efficient, compact, and versatile power management solution. Its wide input voltage range, high output current capability, and integrated features make it suitable for a wide range of applications in various industries.