Overview
The TL081CDR is a high-speed JFET input single operational amplifier produced by Texas Instruments. It is part of the TL081 family, which includes the TL081, TL081A, and TL081B variants. These devices are known for their high slew rates, low input bias and offset currents, and low offset voltage temperature coefficient. The TL081CDR is particularly suited for cost-sensitive applications that require high performance and reliability.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| Input Offset Voltage (VOS) | ±1 to ±4 | mV |
| Input Offset Voltage Drift (dVOS/dT) | ±2 | µV/°C |
| Input Bias Current (Iib) | 20 to 200 | nA |
| Input Offset Current (Iio) | 5 to 100 | pA to nA |
| Slew Rate | 16 | V/µs |
| Supply Voltage Range | ±2.25 V to ±20 V, 4.5 V to 40 V | V |
| Common-Mode Voltage Range | VCC+ - 4 to VCC+ - 4 | V |
| Total Harmonic Distortion + Noise (THD+N) | 0.01% | % |
| Gain Bandwidth Product (GBP) | 2.5 to 4 | MHz |
| Operating Temperature Range | -40°C to 125°C | °C |
| Package Types | DIP8, SO-8, SOIC-8 | - |
Key Features
- High slew rate: 16 V/µs (typical)
- Low input bias and offset currents
- Low offset voltage: ±1 to ±4 mV (typical)
- Low offset voltage drift: ±2 µV/°C
- Wide common-mode and differential voltage ranges
- Output short-circuit protection
- High input impedance JFET input stage
- Internal frequency compensation
- Latch-up free operation
- Low total harmonic distortion: 0.01% (typical)
- Wide supply voltage range: ±2.25 V to ±20 V, 4.5 V to 40 V
Applications
- Solar energy: string and central inverter systems
- Motor drives: AC and servo drive control and power stage modules
- Single-phase and three-phase UPS systems
- Pro audio mixers
- Battery test equipment
Q & A
- What is the typical slew rate of the TL081CDR?
The typical slew rate of the TL081CDR is 16 V/µs.
- What is the input offset voltage range for the TL081CDR?
The input offset voltage range for the TL081CDR is ±1 to ±4 mV.
- What are the typical input bias and offset currents for the TL081CDR?
The typical input bias current is 20 to 200 nA, and the input offset current is 5 to 100 pA to nA.
- What is the supply voltage range for the TL081CDR?
The supply voltage range for the TL081CDR is ±2.25 V to ±20 V, or 4.5 V to 40 V.
- Does the TL081CDR have output short-circuit protection?
- What are some common applications for the TL081CDR?
The TL081CDR is commonly used in solar energy systems, motor drives, UPS systems, pro audio mixers, and battery test equipment.
- What is the operating temperature range for the TL081CDR?
The operating temperature range for the TL081CDR is -40°C to 125°C.
- What package types are available for the TL081CDR?
The TL081CDR is available in DIP8, SO-8, and SOIC-8 packages.
- Does the TL081CDR have internal frequency compensation?
- Is the TL081CDR latch-up free?
