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LTC2055 Datasheet

LTC2055 Datasheet

Dual Micropower Zero-Drift Operational Amplifiers
Part No.: LTC2055
Page: 16 Pages
Size: 197 KB
Manufacturer: Linear Technology
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Views: 1
Update Time: 2025-01-01 11:35:21
DataSheet: Download

LTC2055 Datasheet Applicable Part

Part No. Packing SPQ Marking MSL Pins Temp Range Package Description Buy
LTC2055CDD#PBF Tube 121 LBCW 1 8 0°C ~ 70°C 8-Lead (3mm × 3mm) Plastic DFN  
LTC2055CDD#TRPBF Reel 2500 LBCW 1 8 0°C ~ 70°C 8-Lead (3mm × 3mm) Plastic DFN  
LTC2055HVCDD#PBF Tube 121 LBCX 1 8 0°C ~ 70°C 8-Lead (3mm × 3mm) Plastic DFN  
LTC2055HVCDD#TRPBF Reel 2500 LBCX 1 8 0°C ~ 70°C 8-Lead (3mm × 3mm) Plastic DFN  
LTC2055IDD#PBF Tube 121 LBCW 1 8 -40°C ~ 85°C 8-Lead (3mm × 3mm) Plastic DFN  
LTC2055IDD#TRPBF Reel 2500 LBCW 1 8 -40°C ~ 85°C 8-Lead (3mm × 3mm) Plastic DFN  
LTC2055HVIDD#PBF Tube 121 LBCX 1 8 -40°C ~ 85°C 8-Lead (3mm × 3mm) Plastic DFN  
LTC2055HVIDD#TRPBF Reel 2500 LBCX 1 8 -40°C ~ 85°C 8-Lead (3mm × 3mm) Plastic DFN  
LTC2055HDD#PBF Tube 121 LBCW 1 8 -40°C ~ 125°C 8-Lead (3mm × 3mm) Plastic DFN  
LTC2055HDD#TRPBF Reel 2500 LBCW 1 8 -40°C ~ 125°C 8-Lead (3mm × 3mm) Plastic DFN  
LTC2055HVHDD#PBF Tube 121 LBCX 1 8 -40°C ~ 125°C 8-Lead (3mm × 3mm) Plastic DFN  
LTC2055HVHDD#TRPBF Reel 2500 LBCX 1 8 -40°C ~ 125°C 8-Lead (3mm × 3mm) Plastic DFN  
LTC2055CMS8#PBF Tube 50 LTBCR 1 8 0°C ~ 70°C 8-Lead Plastic MSOP  
LTC2055CMS8#TRPBF Reel 2500 LTBCR 1 8 0°C ~ 70°C 8-Lead Plastic MSOP  
LTC2055HVCMS8#PBF Tube 50 LTBCT 1 8 0°C ~ 70°C 8-Lead Plastic MSOP  
LTC2055HVCMS8#TRPBF Reel 2500 LTBCT 1 8 0°C ~ 70°C 8-Lead Plastic MSOP  
LTC2055IMS8#PBF Tube 50 LTBCR 1 8 -40°C ~ 85°C 8-Lead Plastic MSOP  
LTC2055IMS8#TRPBF Reel 2500 LTBCR 1 8 -40°C ~ 85°C 8-Lead Plastic MSOP  
LTC2055HVIMS8#PBF Tube 50 LTBCT 1 8 -40°C ~ 85°C 8-Lead Plastic MSOP  
LTC2055HVIMS8#TRPBF Reel 2500 LTBCT 1 8 -40°C ~ 85°C 8-Lead Plastic MSOP  
LTC2055HMS8#PBF Tube 50 LTBCR 1 8 -40°C ~ 125°C 8-Lead Plastic MSOP  
LTC2055HMS8#TRPBF Reel 2500 LTBCR 1 8 -40°C ~ 125°C 8-Lead Plastic MSOP  
LTC2055HVHMS8#PBF Tube 50 LTBCT 1 8 -40°C ~ 125°C 8-Lead Plastic MSOP  
LTC2055HVHMS8#TRPBF Reel 2500 LTBCT 1 8 -40°C ~ 125°C 8-Lead Plastic MSOP  
SPQ:Standard Pack Quantity;MSL:Moisture Sensitivity Level

LTC2055 Datasheet(PDF)

LTC2055 Datasheet(Picture)

LTC2055 Features

  • Supply Current 150μA (Max per Amplifier)
    Guaranteed from –40°C to 85°C
  • Offset Voltage 3μV (Max, –40°C to 85°C)
  • Offset Voltage Drift 30nV/°C (Max, –40°C to 85°C)
  • Common Mode Input Range from V to V+ – 0.5V
  • Output Swings Rail-to-Rail
  • Voltage Gain: 140dB (Typ)
  • PSRR and CMRR: 130dB (Typ)
  • Input Bias Current: 1pA (Typ, 25°C)
  • Noise: 1.6μVP-P (0.01Hz to 10Hz Typ)
  • Supply Operation:
    • 2.7V to 6V (LTC2055)
    • 2.7V to ±5.5V (LTC2055HV)
  • Low Profile (1mm) SOT-23, MS8 and 3mm × 3mm × 0.8mm DFN Packages

LTC2055 Applications

  • Thermocouple Amplifiers
  • Electronic Scales
  • Medical Instrumentation
  • Strain Gauge Amplifiers
  • High Resolution Data Acquisition
  • DC Accurate RC Active Filters
  • Low Side Current Sense
  • Battery-Powered Systems

LTC2055 Description

The LTC2055 are low power, low noise, dual, zero-drift operational amplifiers. They are available in SOT-23 (ThinSOT) and MS8 packages. For space limited applications, the LTC2055 is also available in a 3mm × 3mm × 0.8mm dual fine pitch leadless package (DFN). They operate from a single 2.7V minimum supply and support ± 5V applications. The current consumption is typically 130μA/amp for the LTC2055.

The LTC2055, despite their miniature size, feature uncompromising DC performance. The maximum input offset voltage and offset drift are 3.0μV and 30nV/°C over the –40°C to 85°C industrial temperature range. The almost zero DC offset and drift are supported with a power supply rejection ratio (PSRR) and common mode rejection ratio (CMRR) of 130dB (typ).

The input common mode voltage ranges from the negative supply up to typically 0.5V below the positive supply. The open-loop gain is typically 140dB. The LTC2055 also feature a 1.6μVP-P DC to 10Hz noise and a 500kHz gain-bandwidth product.

LTC2055 Related Parts

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