BD9781HFP-TR

The BD9781HFP-TR is a high-performance, step-down (buck) DC-DC converter designed for efficient voltage regulation in various electronic applications. It operates with a wide input voltage range, typically from 4.5V to 36V, making it suitable for battery-powered devices and industrial applications. The device features an adjustable output voltage and integrates a high-efficiency power switch, which minimizes energy loss during operation.
Key specifications of the BD9781HFP-TR include a maximum output current of 1.5A, low quiescent current for improved efficiency, and built-in protection features such as overcurrent protection, thermal shutdown, and short-circuit protection. Its compact package (HTSOP-J8) allows for easy integration into space-constrained designs.
With a switching frequency of up to 1MHz, the BD9781HFP-TR enables the use of smaller external components, further enhancing its suitability for modern electronics. This device is ideal for use in consumer electronics, automotive applications, and industrial power systems due to its reliability and performance.

The BD9781HFP-TR is a high-performance, adjustable buck DC-DC converter designed for efficient power management in various applications. Key features include:
1. Input Voltage Range: Typically supports 4.5V to 60V, making it suitable for a wide range of power sources.
2. Output Voltage: Adjustable output voltage range, facilitating versatility for different applications.
3. High Efficiency: Offers high efficiency (up to 95%) at various load conditions, reducing heat generation and improving overall system performance.
4. Switching Frequency: Operates at a fixed frequency, typically around 500kHz, which helps in minimizing output ripple and allows for smaller external components.
5. Overcurrent Protection: Integrated protection mechanisms safeguard against overcurrent conditions, enhancing the device's reliability.
6. Thermal Shutdown: Includes thermal protection features to prevent damage under overheating conditions.
7. Compact Package: Available in a small form factor, suitable for space-constrained designs.
This integrated solution is ideal for use in industrial, automotive, and consumer electronics applications, delivering robust performance and reliability.

The BD9781HFP-TR is available in a compact HTSOP (Heat Sink Thin Small Outline Package) package type, which helps in efficient thermal management and space-saving designs.

The BD9781HFP-TR is a high-performance linear voltage regulator with a pin count of 20. Its primary functions include providing a regulated output voltage, handling power management, and offering features like low dropout voltage and high current capability.
Key pins and their functions include:
1. VIN: Input voltage.
2. VOUT: Regulated output voltage.
3. GND: Ground connection.
4. EN: Enable pin to turn the regulator on/off.
5. FB: Feedback pin for voltage regulation.
6. COMP: Compensation pin for stability.
7. PG: Power good output indicator.
8. CSN/CSN: Current sense pins for protection features.
9. SW: Switch pin for integrated power path.
This device is suitable for applications requiring stable voltage regulation and efficient power management in various electronic circuits.

The BD9781HFP-TR is manufactured by ROHM Semiconductor, a global company headquartered in Kyoto, Japan. ROHM specializes in the design and production of a wide range of semiconductor products, including integrated circuits (ICs), discrete components, and optoelectronics. The company serves various industries, including automotive, consumer electronics, industrial, and telecommunications. Established in 1958, ROHM is known for its focus on high-quality, innovative solutions and has a reputation for advancing technologies such as power management, signal processing, and sensor integration.

The BD9781HFP-TR is a high-efficiency buck DC-DC converter primarily used in applications such as power management for automotive systems, battery-powered devices, industrial equipment, and consumer electronics. Its features enable it to function effectively in power supply modules, LED drivers, and other applications requiring compact and efficient voltage regulation.

The BD9781HFP-TR is a step-down DC-DC converter. Equivalent products include the TPS563201 (Texas Instruments), LM2675 (Texas Instruments), and MICREL MIC2584. Ensure to check specifications such as input/output voltage, current ratings, and package type to confirm compatibility for your specific application.