Описание
New Original TPS54561DPRR 5A Synchronous Buck Regulator 4.5-60V Input WSON-10 for Industrial Power Efficiency Conversion Solutions
—Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 5A 10-WDFN Exposed Pad
Описание товара
TPS54561DPRR is a high-performance synchronous step-down (Buck) regulator designed for applications that require efficient power management. The device integrates a high-side MOSFET, supports a wide input voltage range of 4.5V to 60V, and provides 5A of continuous output current, suitable for industrial, automotive and consumer electronics.
| Parameters | Details |
| Input voltage range | 4.5V to 60V |
| Output current | 5A (continuous) |
| Output voltage range | 0.8V to 59V (adjustable) |
| Switching frequency | 100kHz to 2.5MHz (adjustable) |
| Operating temperature range | -40°C to 125°C |
| Упаковка | WSON-10 (4mm × 4mm with thermal pad) |
| Quiescent current | 152μA (operating), 2μA (off) |
| Эффективность | Up to 95% (load and input voltage dependent) |
| Control mode | Current mode control with external compensation |
| Protection function | Cycle-by-cycle current limit, frequency foldback, thermal shutdown, undervoltage lockout (UVLO) |
| Special function | Eco-mode (light load high efficiency mode), soft start, power good output (open drain) |
Функции
1. Wide input voltage range: supports 4.5V to 60V input, adapting to a variety of power supply configurations.
2. High efficiency: Maintain high efficiency over a wide load range, especially when light load, reduce power consumption through Eco-mode.
3. Flexible adjustment capability: Both output voltage and switching frequency are adjustable to optimize efficiency and external component size.
4. High reliability: integrates multiple protection functions (overcurrent, overtemperature, undervoltage lockout) to improve system stability.
5. Simplified design: built-in compensation and soft-start functions, reduce the number of external components, and shorten the development cycle.
6. Package size: WSON-10 (4mm × 4mm), with heat dissipation pad, suitable for high-density PCB layout.
Приложения
1. Automotive electronics: vehicle power supply, navigation system, entertainment system.
2. Industrial control: motor drive, power module, automation equipment.
3. Consumer electronics: charger, adapter, portable device power management.
4. Communications and computing: routers, server power supply, FPGA/ASIC power supply.
