Overview
The LF411CDRG4 is a JFET-input operational amplifier produced by Texas Instruments. It is characterized by its low cost, high speed, and very low input offset voltage. This device is suitable for a wide range of applications due to its low input bias current, low input noise current, and high input impedance. The LF411CDRG4 is available in a plastic small-outline (D) package and is designed for operation from 0°C to 70°C, making it versatile for various electronic circuits.
Key Specifications
| Parameter | Typical Value | Minimum Value | Maximum Value | Unit |
|---|---|---|---|---|
| Input Offset Voltage (VIO) | 0.8 mV | - | 2 mV | mV |
| Input Bias Current (IIB) | 50 pA | - | 200 pA | pA |
| Input Noise Current (In) | 0.01 pA/√Hz | - | - | pA/√Hz |
| Supply Current (ICC) | 2 mA | - | 3.4 mA | mA |
| Input Resistance (ri) | 10^12 Ω | - | - | Ω |
| Slew Rate (SR) | 13 V/µs | 8 V/µs | - | V/µs |
| Unity-Gain Bandwidth (B1) | 3 MHz | 2.7 MHz | - | MHz |
| Operating Free-Air Temperature (TA) | - | 0°C | 70°C | °C |
| Supply Voltage (VCC±) | - | ±3.5 V | ±18 V | V |
Key Features
- Low input bias current: 50 pA typical.
- Low input noise current: 0.01 pA/√Hz typical.
- Low supply current: 2 mA typical.
- High input impedance: 10^12 Ω typical.
- Low total harmonic distortion.
- Low 1/f noise corner: 50 Hz typical.
- Fast slew rate: 13 V/µs typical.
- Large gain-bandwidth product.
- Available in plastic small-outline (D) and standard (P) DIP packages.
Applications
- High-speed integrators.
- Digital-to-analog converters.
- Sample-and-hold circuits.
- Other high-speed and low-noise analog circuits.
Q & A
- What is the typical input offset voltage of the LF411CDRG4?
The typical input offset voltage is 0.8 mV.
- What is the maximum input bias current of the LF411CDRG4?
The maximum input bias current is 200 pA.
- What is the typical supply current of the LF411CDRG4?
The typical supply current is 2 mA.
- What is the input resistance of the LF411CDRG4?
The input resistance is 10^12 Ω typical.
- What is the slew rate of the LF411CDRG4?
The slew rate is 13 V/µs typical.
- What is the unity-gain bandwidth of the LF411CDRG4?
The unity-gain bandwidth is 3 MHz typical.
- What are the operating temperature ranges for the LF411CDRG4?
The operating temperature ranges are 0°C to 70°C for the LF411C and –40°C to 85°C for the LF411I.
- What are the package options for the LF411CDRG4?
The package options include plastic small-outline (D) and standard (P) DIP packages.
- Is the LF411CDRG4 still in production?
No, the LF411CDRG4 is obsolete and no longer manufactured.
- What are some common applications of the LF411CDRG4?
Common applications include high-speed integrators, digital-to-analog converters, sample-and-hold circuits, and other high-speed and low-noise analog circuits.
