MAX764CPA+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuits (ICs)

Use: The MAX764CPA+ is a voltage converter IC that provides a regulated positive output voltage from an input voltage source. It is commonly used in various electronic devices to step up or step down the voltage levels as required by the circuit.

Characteristics: - High efficiency - Low power consumption - Wide input voltage range - Adjustable output voltage - Overcurrent and overtemperature protection

Package: The MAX764CPA+ is available in an 8-pin PDIP (Plastic Dual In-line Package) package.

Essence: This IC is designed to efficiently convert input voltages into regulated output voltages, making it suitable for a wide range of applications.

Packaging/Quantity: The MAX764CPA+ is typically sold in reels or tubes containing multiple units, with each reel/tube containing a specific quantity of ICs.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.25V to 15V
• Maximum Output Current: 100mA
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 120µA (typical)
• Shutdown Current: 0.01µA (typical)

Pin Configuration

The MAX764CPA+ has the following pin configuration:

```

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| | --| Vout | --| Vin | --| GND | --| SHDN | --| FB | --| COMP | --| Vref | |___________| ```

Functional Features

1. Adjustable Output Voltage: The MAX764CPA+ allows users to set the desired output voltage within the specified range, providing flexibility for different applications.

2. Efficiency: This IC is designed to provide high efficiency voltage conversion, minimizing power losses and maximizing battery life in portable devices.

3. Protection Mechanisms: The MAX764CPA+ incorporates overcurrent and overtemperature protection features, ensuring safe operation even under abnormal conditions.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows compatibility with various power sources. - Adjustable output voltage provides versatility for different circuit requirements. - High efficiency helps conserve power and extend battery life. - Overcurrent and overtemperature protection enhance reliability and safety.

Disadvantages: - Limited maximum output current may restrict its use in high-power applications. - Availability of alternative models with higher specifications might be preferred in certain scenarios.

Working Principles

The MAX764CPA+ operates based on a switching regulator topology. It utilizes an internal oscillator to control the switching of an internal power transistor, which converts the input voltage into a regulated output voltage. The feedback mechanism ensures that the output voltage remains stable and within the user-defined range.

Detailed Application Field Plans

The MAX764CPA+ finds applications in various electronic devices, including but not limited to: 1. Battery-powered devices requiring efficient voltage conversion. 2. Portable audio players and amplifiers. 3. Low-power sensors and measurement instruments. 4. LED lighting systems. 5. Automotive electronics.

Alternative Models

For applications requiring higher specifications or different form factors, the following alternative models can be considered: 1. MAX765CPA+: Similar functionality with a higher maximum output current of 200mA. 2. MAX766CPA+: Provides dual output voltages with adjustable levels. 3. MAX1674EUA+: SMD (Surface Mount Device) package option with a lower quiescent current of 60µA.

These alternative models offer greater flexibility and performance for specific application requirements.

In conclusion, the MAX764CPA+ is a versatile voltage converter IC that offers adjustable output voltage, high efficiency, and protection features. It finds applications in various electronic devices and can be replaced by alternative models with different specifications or form factors when needed.