CG8405AAT

Product Overview

Category: Integrated Circuit (IC)

Use: CG8405AAT is a high-performance voltage regulator IC designed for use in various electronic devices.

Characteristics: - Provides stable and regulated output voltage - Low dropout voltage - High current capability - Thermal shutdown protection - Short circuit protection

Package: CG8405AAT is available in a compact and industry-standard TO-220 package.

Essence: The essence of CG8405AAT lies in its ability to regulate voltage efficiently, ensuring reliable and consistent power supply to electronic devices.

Packaging/Quantity: CG8405AAT is typically sold in reels or tubes containing 1000 units per package.

Specifications

• Input Voltage Range: 4.5V - 24V
• Output Voltage Range: 1.2V - 18V
• Maximum Output Current: 5A
• Dropout Voltage: 0.6V @ 5A
• Quiescent Current: 80µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

CG8405AAT features a standard pin configuration with the following pins:

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

Functional Features

• Stable Output Voltage: CG8405AAT ensures a stable output voltage even under varying input voltage conditions.
• Low Dropout Voltage: The low dropout voltage allows efficient regulation even when the input voltage is close to the desired output voltage.
• High Current Capability: With a maximum output current of 5A, CG8405AAT can power a wide range of electronic devices.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, preventing damage due to excessive heat.
• Short Circuit Protection: CG8405AAT includes short circuit protection, safeguarding the IC and connected devices from potential damage.

Advantages and Disadvantages

Advantages: - High current capability - Low dropout voltage - Thermal and short circuit protection - Wide input and output voltage range

Disadvantages: - Relatively high quiescent current compared to some alternative models - Limited availability in certain regions

Working Principles

CG8405AAT operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. The IC utilizes various components such as resistors, capacitors, and transistors to achieve this regulation.

Detailed Application Field Plans

CG8405AAT finds applications in a wide range of electronic devices, including but not limited to: - Power supplies - Battery chargers - Audio amplifiers - LED drivers - Industrial control systems

Detailed and Complete Alternative Models

1. CG8406AAT: Similar to CG8405AAT but with lower quiescent current.
2. CG8407AAT: Higher current capability variant of CG8405AAT.
3. CG8408AAT: Enhanced thermal management features for improved performance in high-temperature environments.

These alternative models offer similar functionality to CG8405AAT while addressing specific requirements or constraints.

In conclusion, CG8405AAT is a versatile voltage regulator IC that provides stable and regulated power supply in various electronic devices. Its high current capability, low dropout voltage, and built-in protections make it an excellent choice for many applications. However, considering its relatively higher quiescent current and limited availability in some regions, alternative models may be preferred in certain scenarios.