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ICL7660CBAZ

Name: ICL7660CBAZ
Rating: 4.7 (12 reviews)

IC REG CHARG PUMP INV 45MA 8SOIC

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規格

Part Status	Active
Base Product Number	ICL7660
Function	Ratiometric
Output Configuration	Positive or Negative
Topology	Charge Pump
Output Type	Fixed
Number of Outputs	1
Voltage - Input (Min)	1.5V
Voltage - Input (Max)	10V
Voltage - Output (Min/Fixed)	-Vin, 2Vin
Current - Output	45mA
Frequency - Switching	10kHz
Synchronous Rectifier	No
Operating Temperature	0°C ~ 70°C (TA)
Mounting Type	Surface Mount
Package	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Packaging	Tube

概述

Description

The ICL7660CBAZ is a highly efficient, dual-output voltage converter IC designed for generating negative voltages from a positive supply. It operates using a charge pump architecture, allowing it to invert input voltages, typically from +1.5V to +15V, to provide a negative output voltage ranging from -1.5V to -15V.
Key features include a maximum output current of 20 mA and a low quiescent current, making it suitable for battery-powered applications. The IC is housed in a compact SOIC-8 package, facilitating easy integration into various electronic circuits.
Its applications span across operational amplifiers, analog signal processing, and powering negative voltage components in mixed-signal systems. The ICL7660CBAZ is renowned for its reliability and efficiency, making it a popular choice in both consumer electronics and industrial applications.
Overall, the ICL7660CBAZ serves as an essential component for engineers requiring compact and efficient voltage inversion solutions.

Features

The ICL7660CBAZ is a versatile voltage converter IC widely used for generating a negative voltage from a positive supply. Key features include:
1. Voltage Conversion: Converts +5V to +15V supply to a -5V to -15V output.
2. Output Current: Capable of delivering up to 20 mA of output current.
3. Operating Frequency: Functions at a switching frequency of approximately 10 kHz.
4. Low Quiescent Current: Minimizes power consumption, making it suitable for battery-operated devices.
5. Compact Package: Available in an 8-pin DIP or SOIC package for space-efficient designs.
6. User-Configurable: Can be configured for various applications, including charge pumps and signal inversion.
7. High Efficiency: Offers good efficiency with low output ripple.
8. Temperature Range: Operates across a wide temperature range (-40°C to +85°C).
These features make the ICL7660CBAZ ideal for applications like powering op-amps, sensors, and other analog devices that require negative voltage.

Package

The ICL7660CBAZ is available in a SOIC-8 (Small Outline Integrated Circuit) package type.

Pinout

The ICL7660CBAZ is a voltage converter IC with a total of 8 pins. Here’s a brief overview of its pin configuration and functions:
1. V+ (Pin 1): Positive supply voltage input.
2. V- (Pin 2): Negative supply voltage output (inverting output).
3. GND (Pin 3): Ground reference.
4. VOUT (Pin 4): Output voltage (inverted).
5. CAP+ (Pin 5): Capacitor connection for charge pump (positive terminal).
6. CAP- (Pin 6): Capacitor connection for charge pump (negative terminal).
7. OSC (Pin 7): Oscillator connection; connects to external components for frequency control.
8. NC (Pin 8): No connection; not used.
The ICL7660CBAZ is primarily used for inverting voltage conversion and can generate negative voltages from a positive input supply, making it useful in various applications where dual supply voltages are needed.

Manufacturer

The ICL7660CBAZ is manufactured by Intersil, a subsidiary of Renesas Electronics Corporation. Intersil is a semiconductor company known for designing and producing analog and mixed-signal integrated circuits. The company specializes in power management, precision analog, and signal processing solutions, serving various industries including consumer electronics, automotive, and industrial applications. Renesas Electronics, headquartered in Japan, focuses on microcontrollers, SoCs, and various semiconductor products, further enhancing Intersil's offerings in the analog space.

Application

The ICL7660CBAZ is a charge pump voltage converter used in various applications such as generating negative voltages, powering op-amps, LCD drivers, and other analog circuits. It is useful for portable devices requiring low power, battery-operated systems, and signal processing applications. Its ability to efficiently invert and double voltages makes it suitable for power supply regulation and voltage level shifting in electronic circuits.

Equivalent

Equivalent products to the ICL7660CBAZ chip include the MAX660, LTC1044, and TC7660. These chips provide similar functionality for voltage inversion and charging applications, featuring comparable performance in terms of output voltage, current capacity, and efficiency. Always verify specific requirements for your application to ensure compatibility.