Rohm Semiconductor
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
RD3H045SPTL1
詳細を表示 DataSheets

RD3H045SPTL1

Product Overview

Category: Integrated Circuit
Use: Power Management IC
Characteristics: High efficiency, low power consumption
Package: SMD/SMT
Essence: Efficient power management
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Input Voltage: 4.5V to 40V
  • Output Voltage: 0.8V to 20V
  • Output Current: 3A
  • Switching Frequency: 600kHz

Detailed Pin Configuration

  1. VIN - Input voltage
  2. GND - Ground
  3. SW - Switch node
  4. FB - Feedback
  5. EN - Enable
  6. SS/TRK - Soft start/Tracking
  7. PG - Power good
  8. VOUT - Output voltage

Functional Features

  • Wide input voltage range
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection
  • Power good indicator

Advantages and Disadvantages

Advantages: - High efficiency - Wide input voltage range - Compact package size

Disadvantages: - Limited output current compared to some alternatives - Higher cost compared to traditional linear regulators

Working Principles

The RD3H045SPTL1 is a step-down (buck) converter that efficiently converts a higher input voltage to a lower output voltage. It uses pulse-width modulation (PWM) to regulate the output voltage and current.

Detailed Application Field Plans

This product is suitable for various applications requiring efficient power management, such as: - Industrial automation - Telecommunications equipment - Automotive electronics - LED lighting systems

Detailed and Complete Alternative Models

  1. RD3H035SPTL1 - Similar specifications with lower output current
  2. RD3H050SPTL1 - Similar specifications with higher output current
  3. RD3H040SPTL1 - Similar specifications with lower switching frequency

In conclusion, the RD3H045SPTL1 is a versatile power management IC with a wide input voltage range and high efficiency, making it suitable for various electronic applications. While it has some limitations in terms of output current and cost, its compact package and advanced features make it a compelling choice for many designs.

Word count: 314

技術ソリューションにおける RD3H045SPTL1 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the RD3H045SPTL1 component used for in technical solutions?

    • The RD3H045SPTL1 is a power MOSFET designed for use in various technical solutions, such as power supplies, motor control, and lighting applications.

  2. What are the key specifications of the RD3H045SPTL1?

    • The RD3H045SPTL1 features a low on-resistance, high current capability, and low gate charge, making it suitable for efficient power management in diverse applications.

  3. How does the RD3H045SPTL1 contribute to power efficiency in technical solutions?

    • By offering low on-resistance and high current handling capabilities, the RD3H045SPTL1 helps minimize power losses and improve overall system efficiency.

  4. In what types of power supply designs can the RD3H045SPTL1 be utilized?

    • The RD3H045SPTL1 can be integrated into switch-mode power supplies (SMPS), DC-DC converters, and other power management circuits to enhance their performance.

  5. What protection features does the RD3H045SPTL1 offer for reliable operation in technical solutions?

    • The RD3H045SPTL1 includes built-in protections such as overcurrent protection, thermal shutdown, and ESD protection, ensuring robust and reliable operation in various applications.

  6. Can the RD3H045SPTL1 be used in motor control applications?

    • Yes, the RD3H045SPTL1's high current handling capability and low on-resistance make it well-suited for motor control applications, including brushed DC motors and brushless DC motors.

  7. How does the RD3H045SPTL1 support efficient lighting solutions?

    • The RD3H045SPTL1 can be employed in LED driver circuits and other lighting control systems to enable energy-efficient and reliable operation.

  8. What are the recommended operating conditions for the RD3H045SPTL1?

    • The RD3H045SPTL1 typically operates within specified voltage, current, and temperature ranges, which should be adhered to for optimal performance and longevity.

  9. Are there any application notes or reference designs available for implementing the RD3H045SPTL1 in technical solutions?

    • Yes, manufacturers often provide application notes, reference designs, and evaluation boards to assist engineers in effectively integrating the RD3H045SPTL1 into their designs.

  10. Where can I find additional technical documentation and support for the RD3H045SPTL1?

    • Detailed datasheets, application guides, and technical support for the RD3H045SPTL1 can typically be obtained from the component manufacturer's website or through authorized distributors.