BD9130EFJ-E2 Integrated Circuits (ICs)

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The BD9130EFJ-E2 is a power management IC (PMIC) product from ROHM Semiconductor. It is a DC-DC switching regulator that offers high power efficiency, high power density, and low-noise operation. The BD9130EFJ-E2 is suitable for use in wide range of applications in industrial and consumer electronic markets such as automotive, medical, and battery-powered devices. In addition, due to its wide input voltage range, low operating current, and high switching frequency, the BD9130EFJ-E2 is an excellent choice for applications requiring limited board space and cost.

working principle

The BD9130EFJ-E2 is a DC-DC converter operating in voltage regulator mode. It takes in an input voltage, steps it down, and supplies a stable output voltage. The device employs a pulse-width-modulation (PWM) controller in an internal oscillator control scheme to regulate output voltage. A high-side MOSFET switch is the main element of power conversion. The device also offers protections from short-circuits, over-currents, and performance under extreme temperatures.

Features

The BD9130EFJ-E2 offers a variety of features for application flexibility. These include:

• Wide input voltage range: 4.5V to 20V
• High output current: up to 50A
• Low operating current: up to 4.5mA
• High switching frequency: 100kHz to 3MHz
• Flexible output voltage regulation: ±1.5%
• High power efficiency: over 83%
• High power density: up to 6W/cm2
• Low-noise operation
• Integrated protections from short-circuits and over-currents
• Robust design compatible with automotive, medical, and battery-powered devices

Application field

The BD9130EFJ-E2 is a versatile DC-DC switching regulator for a wide range of applications in industrial and consumer electronic markets such as automotive, medical, and battery-powered devices. It is ideal for applications requiring high power efficiency, high power density, and low-noise operation.

In automotive and battery-powered applications, the device renders a stable output voltage, while the integrated protections guard against short-circuits and over-currents. In medical applications, the low-noise operation of the BD9130EFJ-E2 helps reduce system noise. The wide input voltage range and low operating current allow for flexibility in system design.

The BD9130EFJ-E2 is a suitable choice for applications requiring limited board space and cost. In addition, the device can be connected to a wide range of power sources, making it an ideal solution for applications that must meet a variety of input voltage.

Conclusion

The BD9130EFJ-E2 from ROHM Semiconductor is an excellent choice for a wide range of applications in industrial and consumer electronic markets. It offers high power efficiency, high power density, and low-noise operation along with a wide input voltage range, low operating current, and high switching frequency. The device also offers robust protection from short-circuits and over-currents as well as flexibility in system design.

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