Rohm Semiconductor
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BD9870FPS-E2
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BD9870FPS-E2

Product Overview

  • Category: Integrated Circuit
  • Use: Power Management IC
  • Characteristics:
    • High efficiency voltage regulator
    • Low power consumption
    • Compact package size
    • Wide input voltage range
  • Package: SOP-8
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 24V
  • Output Voltage Range: 0.8V to 18V
  • Output Current: 3A
  • Switching Frequency: 500kHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The BD9870FPS-E2 has the following pin configuration:

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. EN (Enable)
  4. FB (Feedback)
  5. COMP (Compensation)
  6. SS (Soft Start)
  7. PG (Power Good)
  8. VOUT (Output Voltage)

Functional Features

  • High efficiency conversion
  • Overcurrent protection
  • Thermal shutdown protection
  • Soft start function
  • Power good indication
  • Adjustable output voltage

Advantages

  • High efficiency results in reduced power consumption
  • Wide input voltage range allows for versatile applications
  • Compact package size saves board space
  • Overcurrent and thermal protection ensure safe operation
  • Soft start function prevents inrush current
  • Power good indication provides system status feedback

Disadvantages

  • Limited output current of 3A may not be suitable for high-power applications
  • Operating temperature range may restrict usage in extreme environments

Working Principles

The BD9870FPS-E2 is a voltage regulator that converts an input voltage within the range of 4.5V to 24V into a stable output voltage between 0.8V and 18V. It utilizes high-frequency switching to achieve high efficiency conversion. The integrated circuit incorporates various protection mechanisms such as overcurrent and thermal shutdown to ensure safe operation.

Detailed Application Field Plans

The BD9870FPS-E2 is commonly used in the following applications:

  1. Consumer Electronics: Power management for smartphones, tablets, and portable devices.
  2. Industrial Equipment: Voltage regulation for control systems, motor drives, and sensors.
  3. Automotive Electronics: Power supply for infotainment systems, lighting, and navigation devices.
  4. Telecommunications: Power management for routers, switches, and base stations.

Alternative Models

  • BD9870FPS-E1
  • BD9870FPS-E3
  • BD9870FPS-E4
  • BD9870FPS-E5

These alternative models offer similar functionality and specifications to the BD9870FPS-E2, providing flexibility for different design requirements.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van BD9870FPS-E2 in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of BD9870FPS-E2 in technical solutions:

  1. Q: What is BD9870FPS-E2? A: BD9870FPS-E2 is a power management IC (PMIC) designed for use in various technical solutions.

  2. Q: What are the key features of BD9870FPS-E2? A: Some key features of BD9870FPS-E2 include high efficiency, low power consumption, multiple voltage outputs, and protection functions.

  3. Q: What technical solutions can BD9870FPS-E2 be used in? A: BD9870FPS-E2 can be used in a wide range of applications such as industrial equipment, consumer electronics, automotive systems, and more.

  4. Q: How does BD9870FPS-E2 help in power management? A: BD9870FPS-E2 provides efficient power conversion, regulation, and distribution to ensure stable and reliable operation of various components in a system.

  5. Q: Can BD9870FPS-E2 handle different input voltages? A: Yes, BD9870FPS-E2 supports a wide input voltage range, typically from 4.5V to 18V.

  6. Q: Does BD9870FPS-E2 offer overvoltage and overcurrent protection? A: Yes, BD9870FPS-E2 includes built-in protection functions like overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown.

  7. Q: Can BD9870FPS-E2 operate in harsh environments? A: Yes, BD9870FPS-E2 is designed to withstand harsh conditions and has a wide operating temperature range, typically from -40°C to +105°C.

  8. Q: Is BD9870FPS-E2 compatible with different communication protocols? A: BD9870FPS-E2 supports various communication protocols such as I2C, SPI, and PMBus for easy integration into different systems.

  9. Q: What is the efficiency of BD9870FPS-E2? A: BD9870FPS-E2 offers high efficiency, typically above 90%, which helps in reducing power consumption and heat generation.

  10. Q: Are evaluation boards or reference designs available for BD9870FPS-E2? A: Yes, manufacturers often provide evaluation boards and reference designs to help users quickly prototype and implement BD9870FPS-E2 in their applications.

Please note that the specific details and answers may vary depending on the manufacturer's documentation and specifications for BD9870FPS-E2.