ICL7667CBA+ - English Editing Encyclopedia Entry

Product Overview

Category

ICL7667CBA+ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage converter or regulator in various electronic devices.

Characteristics

• Voltage conversion/regulation capabilities
• High efficiency
• Low power consumption
• Compact size
• Wide operating temperature range

Package

ICL7667CBA+ is available in a standard 8-pin dual in-line package (DIP).

Essence

The essence of ICL7667CBA+ lies in its ability to convert or regulate voltages efficiently and reliably.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: -1.25V to -15V
• Output Current: Up to 100mA
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage: ±2.5V to ±8V

Detailed Pin Configuration

ICL7667CBA+ features the following pin configuration:

1. V+
2. GND
3. VIN
4. VOUT
5. FB
6. COMP
7. OSC
8. V-

Functional Features

• Voltage conversion: ICL7667CBA+ can convert input voltages to desired output voltages.
• Voltage regulation: It ensures a stable output voltage even with variations in input voltage.
• Overcurrent protection: The device incorporates overcurrent protection to prevent damage to connected components.
• Short-circuit protection: ICL7667CBA+ safeguards against short circuits, enhancing the safety of the circuitry.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Wide operating temperature range allows for use in various environments.
• Compact size enables integration into space-constrained designs.
• Reliable voltage conversion/regulation capabilities.

Disadvantages

• Limited output current capacity (up to 100mA).
• Requires external components for certain applications.
• May not be suitable for high-power applications.

Working Principles

ICL7667CBA+ operates based on a switching regulator principle. It utilizes an internal oscillator to control the switching of the internal power MOSFET, which regulates the output voltage based on feedback from the FB pin.

Detailed Application Field Plans

ICL7667CBA+ finds applications in various fields, including:

1. Battery-powered devices: It can efficiently regulate voltages in portable electronic devices, extending battery life.
2. Industrial automation: The product is suitable for voltage conversion in industrial control systems.
3. Automotive electronics: ICL7667CBA+ can be used in automotive applications such as power management and lighting control.
4. Telecommunications: It finds application in telecom equipment for voltage regulation purposes.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ICL7667CBA+ include:

1. MAX16834
2. LT1172
3. MC34063
4. LM2576

These models provide comparable voltage conversion/regulation capabilities and can be considered as alternatives to ICL7667CBA+.

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