ICL7663AESA+T

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 - Wide input voltage range - High output current capability - Low quiescent current

Package: SOIC-8

Essence: The ICL7663AESA+T is a versatile voltage converter and regulator IC that offers efficient power management solutions for various electronic devices.

Packaging/Quantity: The ICL7663AESA+T is available in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 1.5V to 16V
• Output Voltage Range: -1.5V to -16V (negative output) or 1.5V to 16V (positive output)
• Output Current: Up to 100mA
• Quiescent Current: 120µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ICL7663AESA+T features an 8-pin Small Outline Integrated Circuit (SOIC) package with the following pin configuration:

1. GND (Ground): Connected to the ground reference of the circuit.
2. VIN (Input Voltage): Accepts the input voltage to be converted or regulated.
3. VOUT (Output Voltage): Provides the converted or regulated output voltage.
4. NC (No Connection): Unused pin, not connected internally.
5. FB (Feedback): Connects to an external resistor divider network for setting the desired output voltage.
6. C1 (Capacitor 1): Connects to an external capacitor for stability and filtering.
7. C2 (Capacitor 2): Connects to an external capacitor for stability and filtering.
8. V+ (Positive Supply Voltage): Connected to the positive supply voltage of the circuit.

Functional Features

• Voltage Conversion: The ICL7663AESA+T can convert an input voltage to a regulated positive or negative output voltage, depending on the application requirements.
• High Efficiency: This IC offers high efficiency in converting and regulating voltages, making it suitable for battery-powered devices where power consumption is critical.
• Wide Input Voltage Range: It can accept a wide range of input voltages, allowing flexibility in various applications.
• Output Current Capability: With a maximum output current of 100mA, the ICL7663AESA+T can handle moderate loads.
• Low Quiescent Current: The IC has a low quiescent current of 120µA, minimizing power consumption when the load is light or idle.

Advantages and Disadvantages

Advantages: - Efficient voltage conversion and regulation - Suitable for battery-powered applications - Wide input voltage range - High output current capability - Low quiescent current

Disadvantages: - Limited output current capacity compared to higher-power regulators - Requires external resistor divider network for setting the desired output voltage

Working Principles

The ICL7663AESA+T operates based on a charge pump voltage converter principle. It utilizes internal switches and capacitors to generate a regulated output voltage from the input voltage. By controlling the switching of these internal components, the IC can step up or step down the input voltage to provide the desired output voltage level.

Detailed Application Field Plans

The ICL7663AESA+T finds applications in various fields, including but not limited to: 1. Portable electronic devices: Provides efficient voltage conversion and regulation for battery-powered devices such as smartphones, tablets, and portable audio players. 2. Industrial automation: Used in control systems and sensors that require regulated power supply. 3. Automotive electronics: Suitable for voltage conversion and regulation in automotive applications, such as infotainment systems and lighting controls. 4. Medical devices: Provides stable power supply for medical equipment, including patient monitoring devices and portable diagnostic tools.

Detailed and Complete Alternative Models

1. ICL7660CBAZ-T: Similar voltage converter and regulator IC with a different package (8-pin PDIP).
2. MAX660CPA+: Voltage converter and regulator IC with similar features but higher output current capability (up to 200mA).
3. LTC1044CN8#PBF: Low-power voltage converter and regulator IC with adjustable output voltage and higher output current capability (up to 150mA).

(Note: The above alternative models are provided for reference and may have slight differences in specifications and pin configuration.)

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