Overview
The LF351DT is a high-speed JFET input single operational amplifier produced by STMicroelectronics. It is part of a family of operational amplifiers that incorporate well-matched, high-voltage JFET and bipolar transistors in a monolithic integrated circuit. These devices are known for their high slew rates, low input bias and offset currents, and low offset voltage temperature coefficient, making them suitable for a variety of applications requiring high performance and reliability.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 6 | - | 32 | V |
| Operating Temperature Range | 0 | - | 70 | °C |
| Input Offset Voltage (Vio) | 3 | 10 | 13 | mV |
| Input Offset Current (Iio) | 5 | 100 | 400 | pA |
| Input Bias Current (Iib) | 20 | 200 | 200 | pA |
| Large Signal Voltage Gain (Avd) | 50 | 25 | 200 | V/mV |
| Slew Rate (SR) | 12 | 16 | - | V/µs |
| Gain Bandwidth Product (GBP) | 2.5 | 4 | - | MHz |
| Output Short-Circuit Current (IOS) | 10 | 10 | 40 | mA |
| Supply Current (ICC) | 1.4 | 3.4 | 3.4 | mA |
Key Features
- Internally adjustable input offset voltage
- High input impedance JFET input stage
- High slew rate of 16 V/µs (typical)
- Wide common-mode (up to VCC +) and differential voltage range
- Low power consumption
- Output short-circuit protection
- Latch up free operation
- Low input bias and offset current
- Internal frequency compensation
Applications
The LF351DT operational amplifier is suitable for various applications including:
- Industrial control systems
- Automotive electronics
- Consumer electronics
- Audio and video equipment
- Medical devices
- High-speed data acquisition systems
Q & A
- What is the typical slew rate of the LF351DT?
The typical slew rate of the LF351DT is 16 V/µs.
- What is the operating temperature range for the LF351DT?
The operating temperature range for the LF351DT is from 0°C to 70°C.
- What is the input offset voltage for the LF351DT?
The input offset voltage for the LF351DT is typically 10 mV, with a minimum of 3 mV and a maximum of 13 mV.
- Does the LF351DT have output short-circuit protection?
- What is the gain bandwidth product (GBP) of the LF351DT?
The gain bandwidth product (GBP) of the LF351DT is typically 4 MHz, with a minimum of 2.5 MHz.
- Is the LF351DT RoHS compliant?
- What are the typical input bias and offset currents for the LF351DT?
The typical input bias current is 200 pA, and the typical input offset current is 100 pA.
- Does the LF351DT have internal frequency compensation?
- What is the supply current for the LF351DT?
The supply current for the LF351DT is typically 3.4 mA, with a minimum of 1.4 mA.
- What are the package options for the LF351DT?
The LF351DT is available in SO-8 and DIP8 packages.
