MC44604PG

Product Overview

• Category: Integrated Circuit
• Use: Power Management
• Characteristics: High voltage, low power consumption
• Package: PDIP-8
• Essence: Voltage Regulator
• Packaging/Quantity: Tube/50 pieces

Specifications

• Input Voltage Range: 85V to 265V AC
• Output Voltage: 12V DC
• Output Current: 0.5A
• Operating Temperature Range: -40°C to +125°C
• Frequency Range: 50Hz to 60Hz

Detailed Pin Configuration

1. VCC: Power supply input
2. GND: Ground reference
3. FB: Feedback pin for output voltage regulation
4. COMP: Compensation pin for stability control
5. CS: Current sense pin for current limiting
6. DRAIN: Switching transistor drain pin
7. SOURCE: Switching transistor source pin
8. VREF: Reference voltage output

Functional Features

• High voltage capability allows for wide input voltage range
• Low power consumption ensures energy efficiency
• Built-in protection features such as overvoltage and overcurrent protection
• Internal oscillator for frequency control
• Soft-start function for smooth power-up

Advantages and Disadvantages

Advantages: - Wide input voltage range makes it suitable for various applications - Low power consumption reduces energy costs - Built-in protection features enhance system reliability

Disadvantages: - Limited output current may not be sufficient for high-power applications - PDIP-8 package may require additional space on the PCB

Working Principles

The MC44604PG is a voltage regulator integrated circuit designed for power management applications. It operates by converting high voltage AC input into regulated low voltage DC output. The internal oscillator generates a switching frequency that controls the operation of the switching transistor. The feedback mechanism adjusts the duty cycle of the switching transistor to maintain a stable output voltage. The current sense pin monitors the output current and provides current limiting protection.

Detailed Application Field Plans

The MC44604PG is commonly used in various power management applications, including:

1. Power supplies for consumer electronics
2. LED lighting systems
3. Industrial control systems
4. Automotive electronics
5. Telecommunications equipment

Detailed and Complete Alternative Models

1. MC44603PG: Similar specifications, but with lower output current capability (0.3A)
2. MC44605PG: Higher output current capability (1A), suitable for high-power applications
3. MC44606PG: Enhanced protection features, including overtemperature protection

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