Vishay Semiconductor Diodes Division
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SSC54HE3_A/H
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SSC54HE3_A/H

Product Overview

Category: Integrated Circuit
Use: Voltage Regulator
Characteristics: High efficiency, low dropout voltage
Package: TO-220
Essence: Regulates input voltage to a stable output voltage
Packaging/Quantity: Bulk packaging, quantity varies

Specifications

  • Input Voltage: 4.5V to 7V
  • Output Voltage: 3.3V
  • Maximum Output Current: 5A
  • Dropout Voltage: 0.45V at 5A
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. Vin (Input Voltage)
  2. GND (Ground)
  3. Vout (Output Voltage)

Functional Features

  • High Efficiency: Provides efficient voltage regulation, minimizing power loss
  • Low Dropout Voltage: Ensures stable output even with small input-output differentials
  • Overcurrent Protection: Safeguards the circuit from excessive current flow
  • Thermal Shutdown: Prevents overheating of the regulator

Advantages and Disadvantages

Advantages

  • High efficiency
  • Low dropout voltage
  • Overcurrent protection
  • Thermal shutdown feature

Disadvantages

  • Limited input voltage range
  • Higher cost compared to standard linear regulators

Working Principles

The SSC54HE3_A/H is a linear voltage regulator that maintains a constant output voltage despite fluctuations in the input voltage or load. It achieves this by using a control element to vary the resistance to maintain a stable output.

Detailed Application Field Plans

The SSC54HE3_A/H is ideal for applications requiring a stable and regulated power supply, such as: - Industrial automation systems - Automotive electronics - Telecommunications equipment - Power management modules

Detailed and Complete Alternative Models

  1. LM317: Adjustable voltage regulator with a wide input voltage range
  2. L7805: Fixed 5V regulator with lower dropout voltage
  3. LT1083: High current adjustable regulator with thermal shutdown feature

In conclusion, the SSC54HE3_A/H is a high-efficiency voltage regulator with low dropout voltage, making it suitable for various applications where stable power supply is critical.

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技術ソリューションにおける SSC54HE3_A/H 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 SSC54HE3_A/H?

    • The SSC54HE3_A/H is a Schottky rectifier diode designed for high efficiency and low power loss in applications such as voltage clamping, protection circuits, and switching power supplies.

  2. What is the maximum forward voltage of the SSC54HE3_A/H?

    • The maximum forward voltage of the SSC54HE3_A/H is typically around 0.55V at a forward current of 5A.

  3. What is the reverse voltage rating of the SSC54HE3_A/H?

    • The reverse voltage rating of the SSC54HE3_A/H is 40V, making it suitable for various low voltage applications.

  4. What are the typical applications of the SSC54HE3_A/H?

    • The SSC54HE3_A/H is commonly used in DC-DC converters, freewheeling diodes, OR-ing diodes, and reverse battery protection circuits.

  5. What is the maximum junction temperature of the SSC54HE3_A/H?

    • The maximum junction temperature of the SSC54HE3_A/H is 150°C, ensuring reliable performance under moderate to high temperatures.

  6. Does the SSC54HE3_A/H have a low leakage current?

    • Yes, the SSC54HE3_A/H features low reverse leakage current, which is beneficial for applications requiring minimal power dissipation.

  7. Is the SSC54HE3_A/H RoHS compliant?

    • Yes, the SSC54HE3_A/H is compliant with the Restriction of Hazardous Substances (RoHS) directive, meeting environmental standards.

  8. What package type does the SSC54HE3_A/H come in?

    • The SSC54HE3_A/H is available in a surface mount SMB (DO-214AA) package, providing ease of assembly and space-saving benefits.

  9. Can the SSC54HE3_A/H handle high frequency operation?

    • Yes, the SSC54HE3_A/H is suitable for high frequency applications due to its fast switching characteristics and low capacitance.

  10. Are there any recommended layout considerations for using the SSC54HE3_A/H?

    • It is advisable to minimize trace lengths and keep the diode close to the load or source to reduce parasitic inductance and optimize performance.