Overview
The TL081CPG4 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. These devices are known for their high slew rates, low input bias and offset currents, and low offset voltage temperature coefficient. The TL081CPG4 is particularly useful in applications requiring high input impedance, low noise, and wide common-mode and differential voltage ranges.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| Input Offset Voltage (VOS) | ±1 | mV |
| Input Offset Voltage Drift (dVOS/dT) | ±2 | μV/°C |
| Slew Rate | 16 | V/μs |
| Input Bias Current | 30 | pA |
| Input Resistance (Ri) | 10^12 | Ω |
| Supply Voltage Range | ±2.25 V to ±20 V, 4.5 V to 40 V | V |
| Total Harmonic Distortion (THD) | 0.01% | % |
| Equivalent Input Noise Voltage (en) | 15 | nV/√Hz at 1 kHz |
| Gain Bandwidth Product (GBP) | 2.5 MHz | MHz |
| Output Short-Circuit Duration | Infinite (with proper temperature and supply voltage limits) | - |
Key Features
- High slew rate: 16 V/μs (typical)
- Low input bias and offset currents
- Low offset voltage: ±1 mV (typical)
- Low offset voltage drift: ±2 μV/°C
- Wide common-mode and differential voltage ranges, including up to VCC+
- High input impedance JFET input stage
- Internal frequency compensation
- Latch-up free operation
- Output short-circuit protection
- 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
- Motor drives: AC and servo drive control and power stage modules
- Single phase online UPS
- Three phase UPS
- Pro audio mixers
- Battery test equipment
Q & A
- What is the typical slew rate of the TL081CPG4?
The typical slew rate of the TL081CPG4 is 16 V/μs.
- What is the input offset voltage of the TL081CPG4?
The input offset voltage is typically ±1 mV.
- What is the input bias current of the TL081CPG4?
The input bias current is typically 30 pA.
- What is the supply voltage range for the TL081CPG4?
The supply voltage range is ±2.25 V to ±20 V, or 4.5 V to 40 V.
- Does the TL081CPG4 have output short-circuit protection?
- What is the gain bandwidth product (GBP) of the TL081CPG4?
The gain bandwidth product is typically 2.5 MHz.
- What is the total harmonic distortion (THD) of the TL081CPG4?
The total harmonic distortion is typically 0.01%.
- What is the equivalent input noise voltage of the TL081CPG4?
The equivalent input noise voltage is typically 15 nV/√Hz at 1 kHz.
- Is the TL081CPG4 latch-up free?
- What are some common applications of the TL081CPG4?
Common applications include solar energy systems, motor drives, UPS systems, pro audio mixers, and battery test equipment.
