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ICL7660ESA

ICL7660ESA

Product Overview

Category

The ICL7660ESA belongs to the category of voltage converters or charge pumps.

Use

It is commonly used to generate a negative voltage from a positive input voltage.

Characteristics

  • Input Voltage Range: 1.5V to 10V
  • Output Voltage Range: -1.5V to -10V
  • Package: 8-pin SOIC (Small Outline Integrated Circuit)
  • Operating Temperature Range: -40°C to 85°C
  • Low Quiescent Current

Packaging/Quantity

The ICL7660ESA is typically available in tape and reel packaging with quantities varying based on supplier and demand.

Specifications

  • Supply Voltage: 1.5V to 10V
  • Output Current: 20mA
  • Switching Frequency: 10kHz
  • Output Voltage Ripple: 100mV
  • Quiescent Current: 120µA

Detailed Pin Configuration

  1. GND
  2. C1-
  3. C1+
  4. V-
  5. V+
  6. OSC
  7. SHDN
  8. VOUT

Functional Features

  • Voltage Conversion
  • Low Power Consumption
  • Shutdown Mode for Power Savings
  • Over-Temperature Protection

Advantages and Disadvantages

Advantages

  • Wide Input Voltage Range
  • Small Package Size
  • Low Quiescent Current

Disadvantages

  • Limited Output Current
  • Output Voltage Ripple

Working Principles

The ICL7660ESA utilizes switched capacitor techniques to invert the input voltage, generating a negative output voltage.

Detailed Application Field Plans

The ICL7660ESA finds applications in various fields including: - Battery-Powered Devices - Portable Instruments - Audio Equipment - Telecommunications

Detailed and Complete Alternative Models

Some alternative models to the ICL7660ESA include: - MAX660 - LTC1044 - ICL7660S

This completes the English editing encyclopedia entry structure format for ICL7660ESA, providing comprehensive information about its product details, specifications, features, and applications.

技術ソリューションにおける ICL7660ESA の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the ICL7660ESA used for?

    • The ICL7660ESA is a voltage converter that can be used to generate negative voltage from a positive input voltage.

  2. What is the input voltage range for the ICL7660ESA?

    • The typical input voltage range for the ICL7660ESA is 1.5V to 10V.

  3. What is the output voltage range for the ICL7660ESA?

    • The ICL7660ESA can generate a negative output voltage ranging from -1.5V to -10V.

  4. What are some common applications of the ICL7660ESA?

    • The ICL7660ESA is commonly used in applications such as RS-232 communication, audio circuits, and battery-powered systems where a negative voltage supply is required.

  5. What is the maximum output current of the ICL7660ESA?

    • The ICL7660ESA can typically provide an output current of up to 40mA.

  6. How does the ICL7660ESA achieve voltage conversion?

    • The ICL7660ESA uses charge-pump technology to invert the input voltage and generate a negative output voltage.

  7. What are the key features of the ICL7660ESA?

    • Some key features of the ICL7660ESA include low power consumption, wide input voltage range, and built-in oscillator.

  8. Can the ICL7660ESA be used in automotive applications?

    • Yes, the ICL7660ESA can be used in automotive applications, provided it meets the necessary automotive standards and requirements.

  9. What are the potential challenges when using the ICL7660ESA?

    • Challenges may include managing noise and ripple in the output voltage, ensuring proper decoupling, and addressing thermal considerations.

  10. Are there any recommended application circuits for the ICL7660ESA?

    • Yes, the datasheet for the ICL7660ESA provides several application circuits and design guidelines for different use cases.