Overview
The LTC2057IMS8#TRPBF is a high voltage, low noise, zero-drift operational amplifier produced by Analog Devices Inc. This device is part of the LTC2057 series and is known for its precision DC performance over a wide supply range. It features self-calibrating circuitry that results in low offset voltage and drift, making it ideal for high dynamic-range test, measurement, and instrumentation systems.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage Range | 4.75V to 36V (LTC2057), 4.75V to 60V (LTC2057HV) |
| Input Offset Voltage | 4μV (Maximum) |
| Input Offset Voltage Drift | 0.015μV/°C (Maximum, –40°C to 125°C) |
| Input Noise Voltage | 200nVP-P (Typical, DC to 10Hz) |
| Power Supply Rejection Ratio (PSRR) | 160dB (Typical) |
| Common Mode Rejection Ratio (CMRR) | 150dB (Typical) |
| Gain-Bandwidth Product | 1.5MHz (Typical) |
| Slew Rate | 0.45V/μs (Typical) |
| Operating Temperature Range | –40°C to 85°C (LTC2057I/LTC2057HVI), –40°C to 125°C (LTC2057H/LTC2057HVH) |
| Storage Temperature Range | –65°C to 150°C |
| Lead Temperature (Soldering, 10 sec) | 300°C |
Key Features
- High voltage operation with a supply range of 4.75V to 36V or 4.75V to 60V for the LTC2057HV.
- Low noise and zero-drift characteristics, with a maximum offset voltage of 4μV and an input noise voltage of 200nVP-P (typical, DC to 10Hz).
- Excellent power supply rejection ratio (PSRR) of 160dB and common mode rejection ratio (CMRR) of 150dB.
- Rail-to-rail output swing and an input common mode range that includes the V– rail.
- Self-calibrating circuitry for low offset voltage drift with temperature.
- Shutdown mode for power conservation.
Applications
- High dynamic-range test and measurement systems.
- Instrumentation systems.
- Electronic scales.
- Thermocouple amplifiers.
- Strain gauges.
- Low-side current sense applications.
- Automotive monitors and control systems.
Q & A
- What is the supply voltage range for the LTC2057 and LTC2057HV? The supply voltage range is 4.75V to 36V for the LTC2057 and 4.75V to 60V for the LTC2057HV.
- What is the typical input offset voltage of the LTC2057? The typical input offset voltage is 4μV.
- What is the input offset voltage drift with temperature? The input offset voltage drift is 0.015μV/°C (maximum, –40°C to 125°C).
- What is the power supply rejection ratio (PSRR) of the LTC2057? The PSRR is 160dB (typical).
- What is the common mode rejection ratio (CMRR) of the LTC2057? The CMRR is 150dB (typical).
- What is the gain-bandwidth product of the LTC2057? The gain-bandwidth product is 1.5MHz (typical).
- What is the slew rate of the LTC2057? The slew rate is 0.45V/μs (typical).
- What are the operating temperature ranges for the LTC2057? The operating temperature ranges are –40°C to 85°C (LTC2057I/LTC2057HVI) and –40°C to 125°C (LTC2057H/LTC2057HVH).
- What are some common applications of the LTC2057? Common applications include high dynamic-range test and measurement systems, instrumentation systems, electronic scales, thermocouple amplifiers, strain gauges, low-side current sense applications, and automotive monitors and control systems.
- Does the LTC2057 have a shutdown mode? Yes, the LTC2057 features a shutdown mode for power conservation.
