MAX4249

Features: . Low Input Voltage Noise Density: 7.9nV/Hz. Low Input Current Noise Density: 0.5fA/Hz. Low Distortion: 0.0002% THD (1kΩload). 400µA Quiescent Supply Current per Amplifier. Single-Supply Operation from +2.4V to +5.5V. Input Common-Mode Voltage Range IncludesGround. Outputs Sw...

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SeekIC No. : 004410469 Detail

MAX4249: Features: . Low Input Voltage Noise Density: 7.9nV/Hz. Low Input Current Noise Density: 0.5fA/Hz. Low Distortion: 0.0002% THD (1kΩload). 400µA Quiescent Supply Current per Amplifier. Sin...

floor Price/Ceiling Price

Part Number:
MAX4249
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/11/27

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Product Details

Description



Features:

. Low Input Voltage Noise Density: 7.9nV/Hz
. Low Input Current Noise Density: 0.5fA/Hz
. Low Distortion: 0.0002% THD (1kΩload)
. 400µA Quiescent Supply Current per Amplifier
. Single-Supply Operation from +2.4V to +5.5V
. Input Common-Mode Voltage Range IncludesGround
. Outputs Swing within 8mV of Rails with a 10kΩLoad
. 3MHz GBW Product, Unity-Gain Stable 
  (MAX4250MAX4254)
  22MHz GBW Product, Stable with AV10V/V
  (MAX4249/MAX4255/MAX4256/MAX4257)
. Excellent DC Characteristics:
  VOS= 70µV
  IBIAS= 1pA
  Large-Signal Voltage Gain = 116dB
Low-Power Shutdown Mode: 
  Reduces Supply Current to 0.5µA
  Places Outputs in a High-Impedance State
. 400pF Capacitive-Load Handling Capability
. Available in Space-Saving SOT23 and µMAXPackages

 


Application

Portable/Battery-Powered Equipment
Medical Instrumentation
ADC Buffers
Digital Scales
Strain Gauges
Sensor Amplifiers
Portable Communications Devices



Pinout

  Connection Diagram




Specifications

Power-Supply Voltage (VDDto VSS)....................+6.0V to -0.3V   
Analog Input Voltage (IN_+, IN_-)..(VDD+ 0.3V) to (VSS- 0.3V)
SHDNInput................................................+6.0V to (VSS- 0.3V)   
Output Short-Circuit Duration to Either Supply.......Continuous
Continuous Power Dissipation (TA= +70°C)                
5-Pin SOT23 (derate 7.1mW/°C above +70°C)......... 571mW
8-Pin µMAX (derate 4.10mW/°C above +70°C)..........330mW   
8-Pin SO (derate 5.88mW/°C above +70°C)............. 471mW
10-Pin µMAX (derate 5.6mW/°C above +70°C)..........444mW   
14-Pin SO (derate 8.33mW/°C above +70°C)............667mW
Operating Temperature Range......................-40°C to +85°C   
Junction Temperature..................................................+150°C 
Storage Temperature Range.......................-65°C to +160°C   
Lead Temperature (soldering, 10sec).........................+300°C
 


Description

The MAX4249MAX4257 low-noise, low-distortion oper-ational amplifiers offer Rail-to-Rail® outputs and single-supply operation down to 2.4V. They draw only 400µA of quiescent supply current per amplifier while featuring ultra-low distortion (0.0002% THD), as well as low input voltage noise density (7.9nV/Hz) and low input current noise density (0.5fA/Hz). These features make the MAX4249 an ideal choice for portable/battery-powered applications that require low distortion and/or low noise.

For additional power conservation, the MAX4249/MAX4251/MAX4253/MAX4256 offer a low-power shut-down mode that reduces supply current to 0.5µA andputs the amplifiers' outputs into a high-impedance state.The MAX4249MAX4257's outputs swing rail-to-rail andtheir input common-mode voltage range includesground. The MAX4250MAX4254 are unity-gain stable;the MAX4249/MAX4255/MAX4256/MAX4257 are internal-ly compensated for gains of 10V/V or greater. The singleMAX4250/MAX4255 are available in a space-saving, 5-pin SOT23 package.  

 




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