Nano Pulse Control™ 4.5 V to 36 V Input, 5 A Integrated MOSFET Single Synchronous Buck DC/DC Converter

The BD9F500QUZ from ROHM Semiconductor is a DC to DC Converter with Input Voltage 4.5 to 36 V, Output Voltage 1 0.6 to 14 V, Output Current 1 0 to 5000 mA, Storage Temperature -55 to 150 °C. Tags: Surface Mount, Buck/Step down. More details for BD9F500QUZ can be seen below.

ROHM Semiconductor BD9F500QUZ Nano Pulse Control™ Synchronous Buck DC-DC Converter features built-in low on-resistance power MOSFETs. The BD9F500QUZ DC-DC Converter offers a current of up to 5A and a fast transient response due to the Constant On-Time control system. Additionally, the Light Load Mode control improves efficiency in light-load conditions.

The ROHM BD9F500QUZ Synchronous Buck DC-DC Converter is ideal for reducing the standby power consumption of equipment. The system can control sequence via the Power Good function. The BD9F500QUZ achieves high power density and provides a small footprint on the PCB, all in a small package.

Features

• Single synchronous buck DC-DC converter
• Constant on-time control
• Light load mode control
• Adjustable soft start
• Power good output
• Nano Pulse Control
• Output capacitor-discharge function
• Overvoltage protection (OVP)
• Over-current protection (OCP)
• Short circuit protection (SCP)
• Thermal shutdown protection (TSD)
• Under-voltage lockout protection (UVLO)
• Backside heat dissipation, 0.5mm pitch
• 3.0mm x 3.0mm x 0.40mm VMMP16LZ3030 Package

Specifications

• 4.5V to 36V Input voltage range
• 0.6V to 14V Output voltage range
• 5A (Max) Output current
• 600kHz, 1MHz, 2.2MHz (Typ) Switching frequency
• 40mΩ (Typ) High-side FET ON resistance
• 22mΩ (Typ) Low-side FET ON resistance
• 2μA (Typ) Shutdown current
• 20μA (Typ) Operating quiescent current

more information: https://www.rohm.com/products/power-management/switching-regulators/integrated-fet/buck-converters-synchronous/bd9f500quz-product

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