MAX4194

微功耗、单电源、满摆幅、精密仪表放大器


点击查看特定型号的库存状况。

说明

The MAX4194 is a variable-gain precision instrumentation amplifier that combines Rail-to-Rail; single-supply operation, outstanding precision specifications, and a high gain bandwidth. This amplifier is also offered in three fixed-gain versions: the MAX4195 (G = +1V/V), the MAX4196 (G = +10V/V), and the MAX4197 (G = +100V/V). The fixed-gain instrumentation amplifiers feature a shutdown function that reduces the quiescent current to 8µA. A traditional three operational amplifier configuration is used to achieve maximum DC precision.

The MAX4194–MAX4197 have rail-to-rail outputs and inputs that can swing to 200mV below the negative rail and to within 1.1V of the positive rail. All parts draw only 93µA and operate from a single +2.7V to +7.5V supply or from dual ±1.35V to ±3.75V supplies. These amplifiers are offered in 8-pin SO packages and are specified for the extended temperature range (-40°C to +85°C).

See the MAX4198/MAX4199 data sheet for single-supply, precision differential amplifiers.
MAX4194、MAX4195、MAX4196、MAX4197:引脚配置 MAX4194、MAX4195、MAX4196、MAX4197:引脚配置 放大+

关键特性

  • Low Power Consumption Is Ideal for Remote-Sensing and Battery-Powered Applications
    • +2.7V Single-Supply Operation
    • Low Power Consumption
      • 93µA Supply Current
      • 8µA Shutdown Current (MAX4195/MAX4196/MAX4197)
  • Precision Specifications Maximize Sensor Peformance
    • High Common-Mode Rejection: 115dB (G = +10V/V)
    • Input Common-Mode Range Extends 200mV Below GND
    • Low 50µV Input Offset Voltage (G ≥ +100V/V)
    • Low ±0.01% Gain Error (G = +1V/V)
    • 250kHz -3dB Bandwidth (G = +1V/V, MAX4194)
    • Rail-to-Rail Outputs

应用

  • 4mA至20mA环变送器
  • 电池供电/便携式设备
  • 桥式放大器
  • 数据采集系统
  • 医疗装置
  • 热电偶放大器
  • 变送器接口

请查看具体的参数规格 Instrumentation/Difference Amplifiers (11)


Part NumberArchitectureAmps.VCMVRRail to RailAV
(V/V)
VSUPPLY (Total)
(V)
VSUPPLY (Total)
(V)
ICC per Amp.
(mA)
ICC per Amp.
(mA)
VOS
(µV)
CMRR @DC
(dB)
PSRR @DC
(dB)
Input IBIAS
(nA)
Unity Gain BW
(MHz)
Slew Rate
(V/µs)
VCMVR
(V)
en
(nV/√Hz)
in
(pA/√Hz)
Noise Spec'd @Low Pwr. ShutdnOper. Temp.
(°C)
Package/PinsBudgetary
Price
to Neg. Railminmaxtypmaxmaxtyptypmaxtyptyp<See Notes
MAX4194 Classic 3 Op. Amp.1NoOutput Only1 to 100002.77.50.0930.11450115120200.250.06VEE+0.2 to VCC-1.1720.110kHzNo-40 to +85
SOIC (N)/8
$2.43 @1k
MAX4195 1950.22VEE-0.2 to VCC-1.172
SOIC (N)/8
$2.88 @1k
MAX4196 101150.34VEE+0.2 to VCC-1.131
SOIC (N)/8
$2.43 @1k
MAX4197 1001150.003VEE+0.2 to VCC-1.18.7
SOIC (N)/8
$2.71 @1k

Pricing Notes:
价格仅供参考,用于同类产品的比较。所提供报价为美元,需要依汇率折合成人民币。该价格将因当地关税、税率和汇率而异。有关特定订购量和指定版本的报价和供货问题,请参考:价格与供货网站或与指定代理商联系。
产品可靠性报告: MAX4194.pdf 
型号   生产流程   工艺   样本量   不合格   FIT @ 25°C   FIT @ 55°C   Material Composition  

备注: 通过技术手段对故障率进行汇总,并映射到相关的材料部件号。 故障率与被测件的数量密切相关。

质量管理体系 >
环境管理体系 >

 
Status:
Package:
Temperature:

相关资料


MAX32000
High-Speed Quad Driver with Integrated DACs, Cable-Droop Compensation, Slew-Rate Control, and VHH Fourth-Level Drive

  • Low Power at High-Speed Maximizes Driver Performance
    • 700mW per Channel
    • 2.57Gbps at +1V Programmed
    • 280ps Typical Rise/Fall Times at +2V (20% to 80%)
  • Integrated Functionality Provides Value-Added Features
    • Programmable Double Time Constant Cable-Droop Compensation
    • Digital Slew-Rate Control for EMI Sensitive Applications
    • Adjustable Output Resistance with 360mΩ Resolution

  • MAX40662
    Quad Transimpedance Amplifier with Input Current Clamp and Multiplexer for LiDAR

    • AEC-Q100
    • Enables ASIL Compliance (FMEDA Available Upon Request)
    • Internal Multiplexer

    MAX40027
    Dual 280ps High-Speed Comparator, Ultra-Low Dispersion with LVDS Outputs

    • Fast Propagation Delay: 280ps, Typ
    • Low Overdrive Dispersion: 25ps (VOD = 10mV to 1V)
    • Supply Voltage 2.7V to 3.6V