ADA4661-2ARMZ

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ADA4661-2ARMZ

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  • メーカー品番 #ADA4661-2ARMZ

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仕様

属性
Package Tube
ProductStatus Active
AmplifierType CMOS
NumberofCircuits 2
OutputType Rail-to-Rail
SlewRate 2V/µs
GainBandwidthProduct 4 MHz
-3dbBandwidth 2.1 MHz
Current-InputBias 0.5 pA
Voltage-InputOffset 30 µV
Current-Supply 630µA (x2 Channels)
Current-Output/Channel 220 mA
Voltage-SupplySpan(Min) 3 V
Voltage-SupplySpan(Max) 18 V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

概要

Description

The ADA4661-2ARMZ is a precision, low-power operational amplifier designed for various applications requiring high performance. It features a wide bandwidth of 10 MHz and a high slew rate of 6.8 V/µs, making it suitable for high-speed signal processing tasks. The amplifier operates on a low supply current, around 1 mA per amplifier, and supports dual-supply operation ranging from ±2.5 V to ±15 V or single-supply operation from 5 V to 30 V.
The ADA4661-2ARMZ is designed with low input bias current and low offset voltage, ensuring high accuracy and stability. It offers rail-to-rail input and output swing, providing maximum dynamic range and flexibility in signal chain designs. This makes it ideal for precision instrumentation, active filters, and data acquisition systems.
The part is housed in a compact MSOP-8 package, which is suitable for space-constrained applications. It operates over a wide temperature range, making it reliable in various industrial and commercial environments. Overall, the ADA4661-2ARMZ is valued for its combination of speed, precision, and low power consumption.

Equivalent

The ADA4661-2ARMZ is a dual, precision, low noise, low power operational amplifier from Analog Devices. Equivalent products might include:
1. MCP6022 from Microchip Technology
2. OPA2340 from Texas Instruments
3. LMV358 from Texas Instruments
4. LT1632 from Analog Devices
5. TLC2272 from Texas Instruments
These equivalents should be cross-verified for specific parameters such as supply voltage, bandwidth, and noise to ensure suitability for your application.

Features

The ADA4661-2ARMZ is a dual operational amplifier from Analog Devices, designed for low noise and low power applications. It operates with a wide supply voltage range from 2.7 V to 16 V, making it versatile for various applications. Key features include rail-to-rail input and output, ensuring maximum signal swing and flexibility. It boasts low input bias current, enhancing precision in signal processing. The amplifier has a low offset voltage of 100 µV, improving accuracy in DC-coupled applications. Its low power consumption, with a typical supply current of 325 µA per amplifier, makes it suitable for battery-operated devices. The ADA4661-2ARMZ operates over a wide temperature range of -40°C to +125°C, ensuring reliability in harsh environments. It comes in a compact mini small outline package (MSOP), optimizing board space. These features make the ADA4661-2ARMZ ideal for use in portable medical devices, industrial instrumentation, and other precision electronic applications.

Pinout

The ADA4661-2ARMZ is a precision, low power, rail-to-rail input/output operational amplifier. It typically comes in an 8-pin Mini Small Outline Package (MSOP). Here is a brief overview of its pin functions:
1. Pin 1: Offset Null - Used to adjust the offset voltage of the op-amp.
2. Pin 2: Inverting Input - The input terminal for negative feedback.
3. Pin 3: Non-Inverting Input - The input terminal for positive feedback.
4. Pin 4: V- (Negative Supply Voltage) - The negative power supply terminal.
5. Pin 5: Offset Null - Another pin used for offset voltage adjustment.
6. Pin 6: Output - The output terminal of the op-amp.
7. Pin 7: V+ (Positive Supply Voltage) - The positive power supply terminal.
8. Pin 8: NC (No Connection) - Not internally connected, often used for mechanical stability.
This configuration allows the ADA4661-2ARMZ to be used in a variety of signal conditioning and amplification applications, benefitting from low power consumption and excellent precision.

Manufacturer

The ADA4661-2ARMZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design, manufacturing, and marketing of a broad portfolio of analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). The company provides solutions for a wide range of industries, including industrial, automotive, communication, consumer electronics, and healthcare, among others. Their products are used in various applications like data conversion, signal processing, and power management, enabling advanced functionality and efficiency in electronic devices and systems.

Application

The ADA4661-2ARMZ is a precision, low-power, rail-to-rail output op-amp suitable for various applications. Key areas include:
1. Sensor Interfaces: Ideal for amplifying signals from sensors due to its low noise and high accuracy.
2. Photodiode Amplifiers: Effective in amplifying low-level currents from photodiodes for optical systems.
3. Portable Equipment: Its low power consumption makes it suitable for battery-operated devices.
4. Signal Conditioning: Used in conditioning signals in data acquisition systems.
5. Active Filters: Employed in designing active filter circuits due to its stability and performance.
6. Medical Instruments: Suitable for medical diagnostic equipment requiring precision and low noise.

Package

The ADA4661-2ARMZ is an operational amplifier from Analog Devices. It comes in a Mini Small Outline Package (MSOP) with 8 pins, designated by the "RMZ" suffix in the part number.

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