CPC7584BC

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High efficiency, low power consumption
• Package: DIP-8 (Dual In-line Package)
• Essence: Voltage Regulator
• Packaging/Quantity: Tube packaging, 25 pieces per tube

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.25V to 37V
• Output Current: Up to 1.5A
• Quiescent Current: 5mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The CPC7584BC has a total of 8 pins arranged as follows:

1. VIN - Input voltage pin
2. GND - Ground pin
3. FB - Feedback pin for setting the output voltage
4. EN - Enable pin for turning the regulator on/off
5. SW - Switching pin for controlling the internal power switch
6. NC - No connection pin
7. VOUT - Output voltage pin
8. VREF - Reference voltage pin

Functional Features

• High Efficiency: The CPC7584BC is designed to provide high efficiency power conversion, minimizing energy loss.
• Low Power Consumption: It consumes very low power during operation, making it suitable for battery-powered devices.
• Wide Input Voltage Range: It can accept a wide range of input voltages, allowing flexibility in various applications.
• Adjustable Output Voltage: The output voltage can be easily adjusted using an external resistor divider connected to the FB pin.
• Short Circuit Protection: The device incorporates short circuit protection, preventing damage in case of a short circuit.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Low power consumption - Wide input voltage range - Adjustable output voltage - Short circuit protection

Disadvantages: - Limited maximum output current (1.5A) - Requires external components for proper operation

Working Principles

The CPC7584BC is a voltage regulator that operates based on the buck converter topology. It takes an input voltage from the VIN pin, converts it to the desired output voltage, and provides it through the VOUT pin. The internal power switch controlled by the SW pin regulates the output voltage by adjusting the duty cycle of the switching waveform. The feedback voltage at the FB pin is compared with a reference voltage at the VREF pin to control the output voltage level.

Detailed Application Field Plans

The CPC7584BC is commonly used in various applications where efficient power management is required. Some of the typical application fields include:

1. Battery-Powered Devices: Portable electronic devices such as smartphones, tablets, and wearable devices benefit from the low power consumption and high efficiency of the CPC7584BC.
2. Industrial Automation: The regulator can be used in industrial automation systems to provide stable and regulated power supply to control circuits and sensors.
3. Automotive Electronics: It finds applications in automotive electronics, providing regulated power to various components like infotainment systems, lighting modules, and control units.
4. Telecommunications: The CPC7584BC is suitable for telecommunications equipment, ensuring reliable power delivery to communication modules and networking devices.

Detailed and Complete Alternative Models

1. LM2576-ADJ: A similar voltage regulator with adjustable output voltage and higher maximum output current (up to 3A).
2. LM7805: A fixed output voltage regulator with a constant 5V output and higher maximum output current (up to 1A).
3. LT1084: A high current adjustable voltage regulator with a maximum output current of up to 5A.

These alternative models offer different features and specifications, allowing users to choose the most suitable option for their specific requirements.

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