Overview
The TL082ACP is a dual operational amplifier produced by Texas Instruments. It is part of the TL082 series, which includes the TL082, TL082A, and TL082H models. This device is known for its high performance and versatility, making it suitable for a wide range of applications. The TL082ACP features JFET-input operational amplifiers, which provide high input impedance and low input bias currents. It is packaged in an 8-pin PDIP (P) package, making it convenient for various circuit designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 2 | |
| Total Supply Voltage (Max) | ±20 V, 4.5 V to 40 V | V |
| Total Supply Voltage (Min) | ±2.25 V, 4.5 V | V |
| Gain Bandwidth Product (Typ) | 3 MHz | MHz |
| Slew Rate (Typ) | 13 V/µs (TL082A), 20 V/µs (TL08xH) | V/µs |
| Offset Voltage (Max) @ 25°C | 6 mV | mV |
| Quiescent Current per Channel (Typ) | 1.4 mA | mA |
| Noise Voltage (Typ) at 1 kHz | 18 nV/√Hz | nV/√Hz |
| Operating Temperature Range | 0 to 70°C | °C |
| Offset Voltage Drift (Typ) | 2 µV/°C | µV/°C |
| Input Bias Current (Max) | 200 pA | pA |
| Common Mode Rejection Ratio (Typ) | 86 dB | dB |
| Output Current (Typ) | 10 mA | mA |
Key Features
- High Slew Rate: Up to 20 V/µs (TL08xH, typical)
- Low Offset Voltage: 1 mV (TL08xH, typical)
- Low Offset Voltage Drift: 2 µV/°C
- Low Power Consumption: 940 µA/ch (TL08xH, typical)
- Wide Common-Mode and Differential Voltage Ranges: Common-mode input voltage range includes VCC+
- Low Input Bias and Offset Currents:
- Low Noise: Vn = 18 nV/√Hz (typ) at f = 1 kHz
- Output Short-Circuit Protection:
- Low Total Harmonic Distortion: 0.003% (typ)
- Wide Supply Voltage Range: ±2.25 V to ±20 V, 4.5 V to 40 V
Applications
- Inverters for Solar Energy Systems: Used in string and central inverters
- Industrial Power Modules and Motor Drives: AC and servo drive control and power stage modules
- Universal Power Supplies (UPSs): Single-phase and three-phase UPS systems
- Audio Mixers: Professional audio equipment
- Test Equipment for Batteries: Battery testing and monitoring systems
Q & A
- What is the TL082ACP?
The TL082ACP is a dual operational amplifier produced by Texas Instruments, featuring JFET-input operational amplifiers in an 8-pin PDIP package.
- What are the key features of the TL082ACP?
Key features include high slew rate, low offset voltage, low offset voltage drift, low power consumption, wide common-mode and differential voltage ranges, and low noise.
- What is the operating temperature range of the TL082ACP?
The operating temperature range is 0 to 70°C.
- What are the typical applications of the TL082ACP?
Applications include inverters for solar energy systems, industrial power modules and motor drives, universal power supplies (UPSs), audio mixers, and test equipment for batteries.
- How does the TL082ACP differ from other op-amps like the LM741?
The TL082ACP uses a JFET differential input network, whereas the LM741 uses a BJT differential input network.
- What is the typical slew rate of the TL082ACP?
The typical slew rate is 13 V/µs for the TL082A and up to 20 V/µs for the TL08xH series.
- What is the maximum total supply voltage for the TL082ACP?
The maximum total supply voltage is ±20 V or 4.5 V to 40 V.
- Does the TL082ACP have output short-circuit protection?
Yes, the TL082ACP includes output short-circuit protection.
- What is the typical noise voltage of the TL082ACP at 1 kHz?
The typical noise voltage is 18 nV/√Hz at 1 kHz.
- How should designers layout the PCB for the TL082ACP to ensure best performance?
Designers should use bypass capacitors, separate ground planes for analog and digital circuitry, keep input traces short, and ensure proper spacing between input and output traces to reduce parasitic capacitance.
