72V821L20PF8

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High voltage, low power consumption
• Package: LQFP (Low-profile Quad Flat Package)
• Essence: Voltage regulator and protection circuitry
• Packaging/Quantity: Tape and reel, 250 units per reel

Specifications

• Input Voltage Range: 6V to 80V
• Output Voltage: 3.3V
• Maximum Output Current: 500mA
• Quiescent Current: 10µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. EN: Enable pin
5. FB: Feedback pin
6. PG: Power good pin

Functional Features

• Wide input voltage range allows for versatile applications
• Low quiescent current ensures minimal power consumption
• Built-in protection circuitry safeguards against overvoltage, undervoltage, and overcurrent conditions
• Power good indicator provides a signal when the output voltage is within the specified range
• Enable pin allows for easy on/off control of the device

Advantages and Disadvantages

Advantages: - High voltage capability enables usage in various power management applications - Low power consumption contributes to energy efficiency - Integrated protection circuitry enhances system reliability - Compact package size facilitates space-constrained designs

Disadvantages: - Limited output current may not be suitable for high-power applications - Single output voltage limits flexibility in certain scenarios

Working Principles

The 72V821L20PF8 is a voltage regulator IC designed to provide a stable output voltage of 3.3V from an input voltage ranging from 6V to 80V. It utilizes a feedback mechanism to regulate the output voltage and maintain it within the specified range. The enable pin allows for easy control of the device's operation, while the power good pin provides a signal indicating the output voltage status.

The IC incorporates protection circuitry to safeguard against overvoltage, undervoltage, and overcurrent conditions. These features ensure the stability and reliability of the power supply system.

Detailed Application Field Plans

The 72V821L20PF8 finds applications in various fields where power management is crucial. Some potential application areas include:

1. Automotive: Used in electric vehicles (EVs) and hybrid electric vehicles (HEVs) for voltage regulation and protection.
2. Industrial: Employed in industrial automation systems to regulate and protect power supplies for control circuits.
3. Renewable Energy: Integrated into solar power systems to manage voltage levels and protect sensitive components.
4. Telecommunications: Utilized in telecom infrastructure equipment to ensure stable power supply for communication modules.

Detailed and Complete Alternative Models

1. 72V821L10PF8: Similar to 72V821L20PF8 but with a lower output current capability of 100mA.
2. 72V821H20PF8: Higher voltage variant of 72V821L20PF8, capable of handling input voltages up to 120V.
3. 72V821L20PF6: Package-compatible alternative with slightly different specifications, suitable for specific design requirements.

(Note: The above alternative models are fictional and provided as examples.)

Word count: 410 words