ICL7660ESA+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Converter

Characteristics: - Converts input voltage to a negative or positive output voltage - Low power consumption - Wide operating voltage range - Compact package size

Package: SOIC-8

Essence: The ICL7660ESA+ is a voltage converter IC that allows for the conversion of an input voltage to a negative or positive output voltage.

Packaging/Quantity: The ICL7660ESA+ is typically sold in reels, with 250 units per reel.

Specifications

• Input Voltage Range: -1.5V to -10V or +1.5V to +10V
• Output Voltage Range: -1.5V to -10V or +1.5V to +10V
• Operating Temperature Range: -40°C to +85°C
• Supply Current: 100µA (typical)
• Output Current: 10mA (maximum)

Detailed Pin Configuration

The ICL7660ESA+ has 8 pins arranged as follows:

1. GND (Ground)
2. VOUT (Output Voltage)
3. VIN- (Negative Input Voltage)
4. VIN+ (Positive Input Voltage)
5. OSC (Oscillator Frequency Control)
6. C1- (Negative Capacitor Terminal)
7. C1+ (Positive Capacitor Terminal)
8. VDD (Supply Voltage)

Functional Features

• Voltage Conversion: The ICL7660ESA+ can convert an input voltage to a negative or positive output voltage, depending on the application requirements.
• Low Power Consumption: The IC operates with low power consumption, making it suitable for battery-powered devices.
• Wide Operating Voltage Range: It can handle a wide range of input and output voltages, providing flexibility in various applications.
• Compact Package Size: The SOIC-8 package offers a compact form factor, making it suitable for space-constrained designs.

Advantages and Disadvantages

Advantages: - Efficient voltage conversion - Low power consumption - Wide operating voltage range - Compact package size

Disadvantages: - Limited output current capacity (10mA maximum) - Requires external capacitors for proper operation

Working Principles

The ICL7660ESA+ utilizes charge pumps to convert the input voltage to the desired output voltage. It employs an internal oscillator to control the switching of the charge pump circuitry, resulting in efficient voltage conversion.

Detailed Application Field Plans

The ICL7660ESA+ finds applications in various fields, including:

1. Battery-Powered Devices: It can be used in portable electronic devices that require voltage conversion, such as handheld gaming consoles and portable audio players.
2. Industrial Automation: The IC is suitable for industrial automation systems that require voltage level shifting or polarity inversion.
3. Telecommunications: It can be utilized in telecommunications equipment for voltage conversion purposes, ensuring compatibility between different components.

Detailed and Complete Alternative Models

1. MAX1044: A similar voltage converter IC with comparable specifications and pin configuration.
2. LTC1044: Another alternative offering voltage conversion capabilities with additional features like shutdown mode and higher output current capacity.

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