DF2117RVPT20HV

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • High Voltage Capability
  • Low Dropout Voltage
  • Low Quiescent Current
  • Thermal Shutdown Protection
• Package: RVPT20HV
• Essence: This IC is designed to regulate voltage in electronic circuits, ensuring a stable and reliable power supply.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 1000 units per reel.

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.2V to 37V
• Maximum Output Current: 1A
• Dropout Voltage: 0.5V (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The DF2117RVPT20HV has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. ADJ: Adjustable pin for setting output voltage

Functional Features

• High Voltage Capability: The DF2117RVPT20HV can handle input voltages up to 40V, making it suitable for various applications.
• Low Dropout Voltage: With a typical dropout voltage of only 0.5V, this IC minimizes power loss and improves efficiency.
• Low Quiescent Current: The quiescent current of 50µA ensures minimal power consumption when the regulator is idle.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile use. - Low dropout voltage reduces power dissipation. - Low quiescent current minimizes power consumption. - Thermal shutdown protection ensures device safety.

Disadvantages: - Limited maximum output current of 1A may not be suitable for high-power applications. - The RVPT20HV package may require additional space on the PCB compared to smaller packages.

Working Principles

The DF2117RVPT20HV operates as a linear voltage regulator. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage, regardless of changes in input voltage or load conditions. The IC employs a pass transistor that regulates the voltage by dissipating excess energy as heat.

Detailed Application Field Plans

The DF2117RVPT20HV is widely used in various electronic devices and systems, including but not limited to: - Power supplies for industrial equipment - Automotive electronics - Telecommunications equipment - Consumer electronics - Medical devices

Detailed and Complete Alternative Models

1. DF2118RVPT20LV: Similar to DF2117RVPT20HV, but optimized for low-voltage applications (input voltage range: 2.5V to 18V).
2. DF2119RVPT20HV: Higher maximum output current version of DF2117RVPT20HV (maximum output current: 2A).
3. DF2120RVPT20HV: Enhanced thermal management features for improved performance in high-temperature environments.

These alternative models offer similar functionality with slight variations to cater to specific application requirements.

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