MAX660CPA+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX660CPA+ belongs to the category of integrated circuits (ICs).

Use

The MAX660CPA+ IC is commonly used for voltage conversion and generation in various electronic devices.

Characteristics

• Voltage conversion and generation capabilities
• Compact package size
• Wide operating temperature range
• Low power consumption

Package

The MAX660CPA+ is available in a 8-pin PDIP (Plastic Dual In-line Package) format.

Essence

The essence of MAX660CPA+ lies in its ability to efficiently convert and generate voltages for electronic applications.

Packaging/Quantity

The MAX660CPA+ is typically packaged in reels or tubes, with a quantity of 50 units per reel/tube.

Specifications

• Input Voltage Range: 1.5V to 5.5V
• Output Voltage Range: -1.5V to -5.5V
• Operating Temperature Range: -40°C to +85°C
• Supply Current: 120µA (typical)
• Output Current: 20mA (maximum)

Pin Configuration

The MAX660CPA+ features the following pin configuration:

```

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| | --| V+ GND |-- Pin 1: Positive Power Supply (V+) --| VIN VOUT|-- Pin 2: Input Voltage (VIN) --| OSC C1 |-- Pin 3: Oscillator Frequency Control (OSC) --| SHDN C2 |-- Pin 4: Shutdown Control (SHDN) --| GND V- |-- Pin 5: Ground (GND) --| C3 V- |-- Pin 6: Capacitor Connection (C3) --| C4 V- |-- Pin 7: Capacitor Connection (C4) --| C5 V- |-- Pin 8: Capacitor Connection (C5) |___________| ```

Functional Features

The MAX660CPA+ offers the following functional features:

1. Voltage Conversion: It efficiently converts input voltages within the specified range to negative output voltages.
2. Oscillator Frequency Control: The oscillator frequency can be adjusted using an external resistor connected to the OSC pin.
3. Shutdown Control: The SHDN pin allows for easy shutdown and power-saving when not in use.

Advantages and Disadvantages

Advantages

• Compact package size enables space-saving designs.
• Wide operating temperature range allows for usage in various environments.
• Low power consumption ensures energy efficiency.

Disadvantages

• Limited output current may restrict its use in high-power applications.
• Requires external capacitors for proper operation, adding to the overall component count.

Working Principles

The MAX660CPA+ operates based on charge-pump voltage conversion principles. It utilizes internal switches and capacitors to generate a negative voltage output from a positive input voltage. The oscillator controls the switching frequency, while the capacitors store and transfer charge to achieve the desired voltage conversion.

Detailed Application Field Plans

The MAX660CPA+ finds application in various electronic devices, including but not limited to: - Portable electronic devices - Battery-powered systems - Audio amplifiers - LCD displays - Sensor circuits

Detailed and Complete Alternative Models

1. MAX660CSA+: Similar to MAX660CPA+, but available in a smaller SOIC (Small Outline Integrated Circuit) package.
2. MAX660EPA+: Enhanced version with extended temperature range and higher output current capability.
3. MAX660ESA+: Surface-mount alternative to MAX660CPA+, suitable for compact PCB designs.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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