ICL7665SCPAZ

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Converter and Regulator

Characteristics: - Low-power, high-efficiency voltage converter - Provides regulated positive or negative output voltage - Suitable for battery-powered applications - Can be used as a voltage doubler or inverter - Offers low quiescent current and high output current capability

Package: PDIP (Plastic Dual In-Line Package)

Essence: The ICL7665SCPAZ is an integrated circuit that serves as a voltage converter and regulator. It is designed to provide regulated positive or negative output voltage with high efficiency and low power consumption.

Packaging/Quantity: The ICL7665SCPAZ is available in a PDIP package and is typically sold in quantities of 25 units per tube.

Specifications

• Input Voltage Range: -0.3V to +10V
• Output Voltage Range: -1.5V to +10V
• Quiescent Current: 100µA (max)
• Output Current: 40mA (max)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ICL7665SCPAZ has a total of 8 pins:

1. GND (Ground): Connected to the ground reference.
2. V+ (Positive Supply Voltage): Connects to the positive supply voltage.
3. V- (Negative Supply Voltage): Connects to the negative supply voltage.
4. OSC (Oscillator): Sets the frequency of the internal oscillator.
5. CT (Timing Capacitor): Connects to an external timing capacitor for setting the oscillator frequency.
6. OUT (Output): Provides the regulated output voltage.
7. FB (Feedback): Connects to an external resistor divider network for setting the output voltage level.
8. NC (No Connection): This pin is not connected and should be left unconnected.

Functional Features

• Low quiescent current ensures minimal power consumption in battery-powered applications.
• High output current capability allows for driving various loads.
• Internal oscillator eliminates the need for external timing components.
• Provides regulated positive or negative output voltage, making it versatile for different applications.
• Offers protection against overcurrent and thermal shutdown.

Advantages and Disadvantages

Advantages: - Low power consumption - High efficiency - Versatile output voltage options - Compact PDIP package - Built-in protection features

Disadvantages: - Limited output current capability compared to some other voltage converters - Requires external resistor divider network for setting the output voltage level

Working Principles

The ICL7665SCPAZ operates by utilizing an internal oscillator to generate a square wave signal. This signal is then fed into a charge pump circuit that converts the input voltage to a higher or lower regulated output voltage, depending on the desired configuration. The feedback pin allows for precise control of the output voltage level through an external resistor divider network.

Detailed Application Field Plans

The ICL7665SCPAZ can be used in various applications, including but not limited to: - Battery-powered devices requiring regulated voltage supply - Portable electronic devices - Power management circuits - Voltage doubling/inverting circuits - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the ICL7665SCPAZ include: - MAX660CPA - ICL7660CPA - LTC1044CN8 - ICL7662CPA - TC7660CPA

These alternatives provide comparable voltage conversion and regulation capabilities, with slight variations in specifications and packaging options.

In conclusion, the ICL7665SCPAZ is a versatile voltage converter and regulator IC that offers high efficiency, low power consumption, and various output voltage options. It is commonly used in battery-powered applications and provides a compact solution for voltage conversion needs. While it has some limitations in terms of output current capability, it offers built-in protection features and can be used in a wide range of applications across different industries.