AD8278BRMZ-RL
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Analog Devices Inc. AD8278BRMZ-RL

Manufacturer No:
AD8278BRMZ-RL
Manufacturer:
Analog Devices Inc.
Package:
Tape & Reel (TR)
Description:
IC OPAMP DIFF 1 CIRCUIT 8MSOP
Delivery:
Payment:
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Product Introduction

Overview

The AD8278BRMZ-RL, manufactured by Analog Devices Inc., is a general-purpose difference amplifier designed for precision signal conditioning in power-critical applications. This amplifier is part of the AD8278 and AD8279 series, which are known for their high performance and low power consumption. The AD8278BRMZ-RL is particularly suited for applications requiring high common-mode rejection ratio (CMRR) and high bandwidth, making it ideal for voltage and current measurement, instrumentation, and test and measurement equipment.

Key Specifications

ParameterValue
Supply Voltage RangeSingle supply: 2 V to 36 V, Dual supplies: ±2 V to ±18 V
Supply Current200 μA (typical at TA = −40°C to +85°C)
Input Offset Voltage50 μV (typical)
Slew Rate1.4 V/μs
Gain Bandwidth Product1 MHz
Common-Mode Rejection Ratio (CMRR)80 dB
Operating Temperature Range−40°C to +125°C
Package Type8-lead MSOP
Noise (Output Voltage Noise)1.4 μV p-p (f = 0.1 Hz to 10 Hz), 47 nV/√Hz (f = 1 kHz)

Key Features

  • High common-mode rejection ratio (CMRR) of 80 dB
  • Low offset voltage drift: ±1 μV/°C maximum
  • Low gain drift: 1 ppm/°C maximum
  • Enhanced slew rate of 1.4 V/μs
  • Wide power supply range: single supply from 2 V to 36 V and dual supplies from ±2 V to ±18 V
  • On-chip resistors laser trimmed for excellent gain accuracy and high CMRR
  • Low power consumption with a supply current of 200 μA (typical)

Applications

  • Voltage measurement and monitoring
  • Current measurement and monitoring
  • Instrumentation amplifier building block
  • Portable, battery-powered equipment
  • Test and measurement equipment

Q & A

  1. What is the primary function of the AD8278BRMZ-RL?
    The AD8278BRMZ-RL is a general-purpose difference amplifier designed for precision signal conditioning.
  2. What is the common-mode rejection ratio (CMRR) of the AD8278BRMZ-RL?
    The CMRR is 80 dB.
  3. What is the slew rate of the AD8278BRMZ-RL?
    The slew rate is 1.4 V/μs.
  4. What is the operating temperature range of the AD8278BRMZ-RL?
    The operating temperature range is −40°C to +125°C.
  5. What are the typical supply current and voltage ranges for the AD8278BRMZ-RL?
    The typical supply current is 200 μA, and the supply voltage range is from 2 V to 36 V for single supply and ±2 V to ±18 V for dual supplies.
  6. What package type is the AD8278BRMZ-RL available in?
    The AD8278BRMZ-RL is available in an 8-lead MSOP package.
  7. What are some common applications of the AD8278BRMZ-RL?
    Common applications include voltage and current measurement, instrumentation, and test and measurement equipment.
  8. How does the AD8278BRMZ-RL handle noise?
    The AD8278BRMZ-RL has an output voltage noise of 1.4 μV p-p (f = 0.1 Hz to 10 Hz) and 47 nV/√Hz (f = 1 kHz).
  9. What is the gain bandwidth product of the AD8278BRMZ-RL?
    The gain bandwidth product is 1 MHz.
  10. Is the AD8278BRMZ-RL suitable for battery-powered devices?
    Yes, it is suitable for portable, battery-powered equipment due to its low power consumption.

Product Attributes

Amplifier Type:Differential
Number of Circuits:1
Output Type:Rail-to-Rail
Slew Rate:1.4V/µs
Gain Bandwidth Product:1 MHz
-3db Bandwidth:- 
Current - Input Bias:- 
Voltage - Input Offset:50 µV
Current - Supply:200µA
Current - Output / Channel:15 mA
Voltage - Supply Span (Min):2 V
Voltage - Supply Span (Max):36 V
Operating Temperature:-40°C ~ 85°C
Mounting Type:Surface Mount
Package / Case:8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package:8-MSOP
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Similar Products

Part Number AD8278BRMZ-RL AD8278BRZ-RL AD8271BRMZ-RL AD8275BRMZ-RL AD8276BRMZ-RL AD8278ARMZ-RL AD8278BRMZ-R7
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Active Obsolete Active Obsolete Active Active Active
Amplifier Type Differential Differential Programmable Gain Differential Differential Differential Differential
Number of Circuits 1 1 1 1 1 1 1
Output Type Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail
Slew Rate 1.4V/µs 1.4V/µs 30V/µs 25V/µs 1.1V/µs 1.4V/µs 1.4V/µs
Gain Bandwidth Product 1 MHz 1 MHz 15 MHz - 550 kHz 1 MHz 1 MHz
-3db Bandwidth - - - 15 MHz - - -
Current - Input Bias - - 500 nA - - - -
Voltage - Input Offset 50 µV 50 µV 300 µV 150 µV 100 µV 50 µV 50 µV
Current - Supply 200µA 200µA 2.3mA 1.9mA 200µA 200µA 200µA
Current - Output / Channel 15 mA 15 mA 100 mA 30 mA 15 mA 15 mA 15 mA
Voltage - Supply Span (Min) 2 V 2 V 5 V 3.3 V 2 V 2 V 2 V
Voltage - Supply Span (Max) 36 V 36 V 36 V 15 V 36 V 36 V 36 V
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-SOIC (0.154", 3.90mm Width) 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package 8-MSOP 8-SOIC 10-MSOP 8-MSOP 8-MSOP 8-MSOP 8-MSOP

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