KA5M0965QYDTU

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Switching Regulator
• Characteristics: High Efficiency, Low Standby Power Consumption
• Package: TO-220F-4L
• Essence: Power MOSFET and PWM Controller Integration
• Packaging/Quantity: 1 piece per package

Specifications

• Input Voltage Range: 85V to 265V AC
• Output Voltage: 5V DC
• Maximum Output Current: 3A
• Switching Frequency: 65kHz
• Operating Temperature Range: -25°C to +85°C

Detailed Pin Configuration

1. VCC: Power Supply Input
2. GND: Ground
3. FB: Feedback Pin for Output Voltage Regulation
4. Drain: Power MOSFET Drain Terminal

Functional Features

• Integrated power MOSFET and PWM controller for simplified circuit design
• High efficiency conversion with low standby power consumption
• Overload and short-circuit protection
• Built-in soft-start function for smooth power-up operation
• Wide input voltage range for versatile applications

Advantages

• Compact and space-saving package
• High efficiency leads to energy savings
• Reliable overload and short-circuit protection
• Easy integration into various power supply designs
• Suitable for a wide range of input voltages

Disadvantages

• Limited maximum output current of 3A
• Restricted operating temperature range

Working Principles

The KA5M0965QYDTU is a power switching regulator IC that combines a power MOSFET and a pulse-width modulation (PWM) controller. It operates by converting high-voltage AC input into regulated low-voltage DC output. The integrated PWM controller generates a square wave signal that controls the power MOSFET's switching action. This allows efficient power conversion with minimal energy loss. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the PWM signal to maintain a stable output.

Detailed Application Field Plans

The KA5M0965QYDTU is commonly used in various applications, including: 1. Power supplies for consumer electronics such as TVs, DVD players, and set-top boxes. 2. AC-DC adapters for laptops, tablets, and other portable devices. 3. LED lighting systems and drivers. 4. Industrial power supplies for automation equipment and machinery. 5. Automotive electronics, such as car audio systems and infotainment units.

Detailed and Complete Alternative Models

1. KA5M0965RYDTU: Similar specifications and features, but with a different package (TO-220F-5L).
2. KA5M0965QYDTR: Tape and reel packaging option for automated assembly.
3. KA5M0965QYDTU-EV: Evaluation board for testing and prototyping purposes.

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