Overview
The TLE2142-Q1 is a high-performance, internally compensated operational amplifier produced by Texas Instruments. It is built using the Texas Instruments complementary bipolar Excalibur™ process and is designed as a pin-compatible upgrade to standard industry products. This operational amplifier is notable for its low audio-band noise and high slew rates, making it suitable for a variety of high-fidelity and high-speed applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC+) | - | - | 22 | V |
| Supply Voltage (VCC-) | -22 | - | - | V |
| Differential Input Voltage (VID) | - | - | ±44 | V |
| Input Voltage Range | VCC- - 0.3 | - | VCC+ | V |
| Input Current (each input) | - | - | ±1 | mA |
| Output Current | - | - | ±80 | mA |
| Positive Slew Rate (SR+) | 45 | - | - | V/µs |
| Negative Slew Rate (SR-) | 42 | - | - | V/µs |
| Settling Time to 0.1% (10-V step) | 340 | - | - | ns |
| Equivalent Input Noise Voltage at 10 Hz | 10.5 | - | - | nV/√Hz |
Key Features
- Low audio-band noise of 10.5 nV/√Hz with a 10-Hz 1/f corner.
- Symmetrical 40-V/µs slew rate with loads up to 800 pF.
- Fast settling time of 340 ns to 0.1% of a 10-V step with a 2-kΩ/100-pF load.
- Stable with capacitive loads up to 10 nF.
- High power bandwidth and low distortion, suitable for high-fidelity audio applications.
- Useful for low-droop sample-and-holds and direct buffering of long cables, including 4-mA to 20-mA current loops.
Applications
- High-fidelity audio applications due to its low noise and high slew rates.
- Fast actuator/positioning drivers due to its fast settling time.
- Low-droop sample-and-holds.
- Direct buffering of long cables.
- 4-mA to 20-mA current loops.
Q & A
- What is the TLE2142-Q1 operational amplifier?
The TLE2142-Q1 is a high-performance, internally compensated operational amplifier built using the Texas Instruments complementary bipolar Excalibur™ process. - What are the key features of the TLE2142-Q1?
It features low audio-band noise, symmetrical slew rates, fast settling times, and stability with high capacitive loads. - What is the maximum supply voltage for the TLE2142-Q1?
The maximum supply voltage is ±22 V. - What is the typical positive slew rate of the TLE2142-Q1?
The typical positive slew rate is 45 V/µs. - How long does it take for the TLE2142-Q1 to settle to 0.1% of a 10-V step?
The settling time to 0.1% of a 10-V step is typically 340 ns. - What are some common applications of the TLE2142-Q1?
Common applications include high-fidelity audio, fast actuator/positioning drivers, low-droop sample-and-holds, and direct buffering of long cables. - Is the TLE2142-Q1 stable with capacitive loads?
Yes, it is stable with capacitive loads up to 10 nF. - What is the equivalent input noise voltage at 10 Hz for the TLE2142-Q1?
The equivalent input noise voltage at 10 Hz is 10.5 nV/√Hz. - Can the TLE2142-Q1 be used in automotive applications?
Yes, it is designated as an automotive-grade operational amplifier. - What is the package type of the TLE2142QDRQ1?
The package type is 8-SOIC.
