ADM8660ARZ

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ADM8660ARZ

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IC REG CHARGE PUMP INV 8SOIC

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  • メーカー品番 #ADM8660ARZ

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  • パッケージ SOIC-8

  • 在庫状況4151

365 日間品質保証

7*24 日間の品質保証

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仕様

属性
Package Bulk,Tube
ProductStatus Active
Function Ratiometric
OutputConfiguration Negative
Topology Charge Pump
OutputType Fixed
NumberofOutputs 1
Voltage-Input(Min) 1.5V
Voltage-Input(Max) 7V
Voltage-Output(Min/Fixed) -Vin
Current-Output 100mA
Frequency-Switching 25kHz, 120kHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

概要

Description

The ADM8660ARZ is a charge pump voltage inverter integrated circuit (IC) used in electronic applications to generate a negative voltage from a positive input voltage. It is manufactured by Analog Devices. This device is particularly useful in battery-powered applications where a negative voltage rail is needed, such as in portable equipment or mixed-signal systems.
Key features of the ADM8660ARZ include a low operating current, high efficiency, and the ability to operate over a wide input voltage range. It typically outputs a voltage equal in magnitude but opposite in polarity to the input voltage. The IC is designed to be easy to implement, requiring minimal external components, typically just two capacitors for operation.
The ADM8660ARZ is packaged in a compact, surface-mount form factor, making it suitable for space-constrained applications. Additionally, its low quiescent current and efficient design help extend battery life, making it ideal for portable devices.

Equivalent

The ADM8660ARZ is a charge pump voltage converter. Equivalent products may include:
1. MAX660 from Maxim Integrated
2. LTC1044 from Analog Devices (formerly Linear Technology)
3. TC7660 from Microchip Technology
4. ICL7660 from Intersil (now part of Renesas Electronics)
5. HT7660 from Holtek
These components perform similar voltage conversion functions as the ADM8660ARZ. Always check the specific datasheets to ensure compatibility with your application.

Features

The ADM8660ARZ is a charge pump voltage converter designed to invert input voltages. Key features include:
1. Voltage Conversion: It efficiently converts positive input voltages to corresponding negative outputs, making it suitable for dual-supply systems.
2. Input Voltage Range: Operates over a wide input voltage range, typically from 1.5V to 7V.
3. Output Current: Capable of supplying up to 60 mA of output current.
4. Efficiency: High conversion efficiency, often above 90%, depending on load conditions.
5. Low Quiescent Current: Features reduced power consumption with a low quiescent current, making it energy-efficient.
6. Regulation: The output voltage can be regulated, providing a stable negative supply.
7. Compact Package: Available in a small form factor, such as the SOIC package, which is ideal for space-constrained applications.
8. Protection Features: Includes thermal shutdown and short-circuit protection to enhance reliability.
9. Applications: Commonly used in battery-operated devices, LCD biasing, and other systems requiring negative voltage rails.
These features make the ADM8660ARZ a versatile component for various electronic applications needing efficient voltage inversion.

Pinout

The ADM8660ARZ is a voltage converter integrated circuit from Analog Devices, typically used for voltage doubling applications. It is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. CAP+: Positive terminal for the external charge pump capacitor.
2. GND: Ground connection.
3. CAP-: Negative terminal for the external charge pump capacitor.
4. LV (Low Voltage): Input pin for low-voltage operation; usually connected to the ground if unused.
5. OUT: The output pin for the doubled voltage.
6. V_IN: Input voltage supply pin.
7. SHDN (Shutdown): Active-low shutdown pin to disable the device and reduce power consumption.
8. FB (Feedback): Feedback pin used to set the output voltage when using a voltage regulator configuration.
The ADM8660ARZ operates as a voltage doubler or inverter, converting an input voltage to a higher or negative voltage, depending on the configuration. It is commonly used in applications requiring battery-powered devices to efficiently step up or invert voltages.

Manufacturer

The ADM8660ARZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and production of a wide range of analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs) used in electronic equipment. The company serves various industries, including communications, computing, industrial, automotive, and consumer electronics. They are known for providing high-performance solutions in data conversion and signal processing technology.

Application

The ADM8660ARZ is typically used in applications requiring voltage conversion, such as generating negative voltages from positive inputs. Key application areas include:
1. LCD Biasing: Providing necessary voltage levels for LCD displays.
2. Operational Amplifier Supply: Supplying negative voltages for operational amplifiers in audio and sensor applications.
3. Mixed-Signal Systems: Offering a negative supply in systems combining digital and analog components.
4. Power Management: Used in power supply designs for efficient voltage regulation and conversion.
5. Portable Devices: Ideal for battery-powered devices due to its efficient voltage conversion capabilities.
These applications highlight its role in voltage inversion and regulation tasks in various electronic systems.

Package

The ADM8660ARZ is available in an 8-lead SOIC (Small Outline Integrated Circuit) package.

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