ICL7663SACBA-T

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Converter/Regulator

Characteristics: - Low-power, high-efficiency voltage converter/regulator - Wide input voltage range - Adjustable output voltage - Small package size - Low quiescent current

Package: SOIC (Small Outline Integrated Circuit)

Essence: The ICL7663SACBA-T is a voltage converter/regulator IC that provides efficient power conversion and regulation for various electronic devices.

Packaging/Quantity: The ICL7663SACBA-T is typically sold in reels containing 2500 units per reel.

Specifications

• Input Voltage Range: 1.5V to 16V
• Output Voltage Range: -1.5V to -16V
• Quiescent Current: 50µA (typical)
• Output Current: Up to 100mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ICL7663SACBA-T has a total of 8 pins:

1. GND (Ground): Connected to the ground reference of the circuit.
2. VIN (Input Voltage): Connects to the positive terminal of the input voltage source.
3. VOUT (Output Voltage): Provides the regulated output voltage.
4. FB (Feedback): Connects to an external resistor divider network to set the desired output voltage.
5. EN (Enable): Controls the enable/disable function of the IC.
6. NC (No Connection): This pin is not internally connected and can be left unconnected.
7. NC (No Connection): This pin is not internally connected and can be left unconnected.
8. V+ (Positive Supply): Connected to the positive supply voltage.

Functional Features

• Efficient voltage conversion and regulation
• Adjustable output voltage through external resistor divider network
• Low quiescent current for power-saving applications
• Enable/disable function for power management
• Wide input voltage range allows compatibility with various power sources

Advantages and Disadvantages

Advantages: - High efficiency - Small package size - Wide input voltage range - Adjustable output voltage - Low quiescent current

Disadvantages: - Limited output current capacity (up to 100mA) - Requires external resistor divider network for output voltage adjustment

Working Principles

The ICL7663SACBA-T operates as a voltage converter/regulator by utilizing an internal charge pump circuit. It converts the input voltage to a negative output voltage, which can be adjusted using an external resistor divider network connected to the FB pin. The enable/disable function allows the IC to be turned on or off as required, providing power management capabilities.

Detailed Application Field Plans

The ICL7663SACBA-T finds applications in various electronic devices that require efficient voltage conversion and regulation. Some of the common application fields include:

1. Battery-powered devices: The low quiescent current and wide input voltage range make it suitable for battery-operated devices such as portable electronics, IoT devices, and wearables.
2. Industrial automation: The IC can be used in industrial control systems, sensors, and actuators that require stable and regulated power supply.
3. Automotive electronics: It can be employed in automotive applications like infotainment systems, lighting controls, and power management modules.
4. Telecommunications: The IC can be utilized in telecom equipment, routers, switches, and base stations for voltage conversion and regulation.

Detailed and Complete Alternative Models

Some alternative models to the ICL7663SACBA-T that offer similar functionality are:

1. MAX660CPA: Voltage Converter/Regulator IC with adjustable output voltage and low quiescent current.
2. LTC1044CN8: Charge Pump Voltage Converter/Regulator IC with adjustable output voltage and wide input voltage range.
3. ICL7660CPA: Monolithic CMOS Voltage Converter/Regulator IC with adjustable output voltage and low quiescent current.

These alternative models can be considered based on specific requirements and availability.

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