Overview
The TLE2142AIDR is a high-performance, internally compensated operational amplifier produced by Texas Instruments. It is part of the TLE214x and TLE214xA series, known for their low noise and high speed, making them suitable for a variety of precision applications. The TLE2142AIDR is built using Texas Instruments' complementary bipolar Excalibur process, which ensures low audio-band noise and high slew rates, making it ideal for high-fidelity audio and fast actuator/positioning drivers.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Offset Voltage (VIO) | 750 μV (max at 25°C) | μV |
| Input Bias Current (IIB) | -2.1 μA (full range) | μA |
| Common-Mode Input Voltage Range (VICR) | 0 to 2.9 V (full range) | V |
| Supply Voltage Range | ±2.5 V to ±15 V | V |
| Unity Gain Bandwidth | 5.9 MHz (RL = 2 kΩ, CL = 100 pF) | MHz |
| Slew Rate | 40 V/μs (typical) | V/μs |
| Common-Mode Rejection Ratio (CMRR) | 85 dB (min at 25°C) | dB |
| Supply-Voltage Rejection Ratio (kSVR) | 90 dB (min at 25°C) | dB |
| Output Voltage Swing | VCC− - 0.1 to VCC+ - 1 V (under light current-loading conditions) | V |
| Package | 8-SOIC | |
| Operating Temperature Range | -40°C to 105°C | °C |
Key Features
- Low audio-band noise of 10.5 nV/√Hz with a 10-Hz 1/f corner.
- High slew rate of 40 V/μs.
- Fast settling time of 340 ns to 0.1% of a 10-V step.
- Stable with capacitive loads up to 10 nF.
- Nearly rail-to-rail output swing.
- Internally limited output current to prevent damage from shorts to supply.
- Improved insensitivity to inherent integrated circuit component mismatches.
Applications
- High-fidelity audio applications.
- Fast actuator/positioning drivers.
- Low-droop sample-and-holds.
- Direct buffering of long cables, including 4-mA to 20-mA current loops.
- Precision instrumentation and measurement systems.
Q & A
- What is the input offset voltage of the TLE2142AIDR?
The input offset voltage of the TLE2142AIDR is 750 μV (max at 25°C). - What is the common-mode input voltage range of the TLE2142AIDR?
The common-mode input voltage range is 0 to 2.9 V (full range). - What is the slew rate of the TLE2142AIDR?
The slew rate is 40 V/μs (typical). - What is the unity gain bandwidth of the TLE2142AIDR?
The unity gain bandwidth is 5.9 MHz (RL = 2 kΩ, CL = 100 pF). - Is the TLE2142AIDR stable with capacitive loads?
Yes, it is stable with capacitive loads up to 10 nF. - What is the operating temperature range of the TLE2142AIDR?
The operating temperature range is -40°C to 105°C. - What package type is the TLE2142AIDR available in?
The TLE2142AIDR is available in an 8-SOIC package. - What are some typical applications of the TLE2142AIDR?
Typical applications include high-fidelity audio, fast actuator/positioning drivers, low-droop sample-and-holds, and direct buffering of long cables. - How does the TLE2142AIDR handle output current?
The output current is internally limited to prevent damage from shorts to the supply. - What is the common-mode rejection ratio (CMRR) of the TLE2142AIDR?
The CMRR is 85 dB (min at 25°C).
