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BD9776HFP Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
BD9776HFPROHM120Yes

BD9776HFP** is a switching regulator IC manufactured by **ROHM Semiconductor**.

The BD9776HFP is a switching regulator IC manufactured by ROHM Semiconductor.

Specifications:

  • Input Voltage Range: 4.5V to 25V
  • Output Voltage Range: Adjustable (via external resistors)
  • Output Current: Up to 3A
  • Switching Frequency: 340kHz (typical)
  • Efficiency: Up to 95%
  • Package: HFP (HSOP-8)
  • Operating Temperature Range: -40°C to +105°C
  • Protection Features: Overcurrent protection (OCP), thermal shutdown (TSD), undervoltage lockout (UVLO)

Descriptions:

The BD9776HFP is a step-down (buck) DC-DC converter designed for high-efficiency power supply applications. It integrates a PWM controller, MOSFETs, and protection circuits, making it suitable for compact designs.

Features:

  • High Efficiency: Up to 95% efficiency due to synchronous rectification.
  • Adjustable Output Voltage: Set via external resistor divider.
  • Built-in MOSFETs: Reduces external component count.
  • Low Standby Current: Improves power-saving performance.
  • Stable Operation: Fixed-frequency PWM control for low noise.
  • Protection Circuits: Includes OCP, TSD, and UVLO for reliability.

This IC is commonly used in industrial equipment, automotive systems, and consumer electronics requiring stable power conversion.

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