Overview
The LF411CD is a high-speed JFET input operational amplifier manufactured by Texas Instruments. This product is designed for applications requiring low input bias current, low offset voltage, and high-speed performance. It is widely used in precision instrumentation, audio processing, and signal conditioning. The LF411CD stands out for its low noise and high input impedance, making it ideal for applications where signal integrity is critical.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | ±18 | V | Maximum |
| Input Bias Current | 50 | pA | Typical |
| Input Offset Voltage | 1 | mV | Maximum |
| Gain Bandwidth Product | 4 | MHz | Typical |
| Slew Rate | 13 | V/µs | Typical |
| Operating Temperature Range | 0 to +70 | °C | Commercial grade |
| Package Type | PDIP-8 | - | Plastic Dual In-Line Package |
Key Features
- Low input bias current for high precision applications.
- High slew rate ensures fast signal response.
- Low noise performance enhances signal clarity.
- High input impedance minimizes loading effects.
- Wide operating voltage range for versatile use.
Applications
The LF411CD is extensively used in precision instrumentation, audio processing, and signal conditioning. Its low noise and high input impedance make it suitable for applications such as medical devices, audio amplifiers, and data acquisition systems. Additionally, its high-speed performance is beneficial in active filters and oscillators.
Q & A
1. What is the typical input bias current of the LF411CD?
The typical input bias current is 50 pA.
2. What is the maximum supply voltage for the LF411CD?
The maximum supply voltage is ±18 V.
3. What is the gain bandwidth product of the LF411CD?
The gain bandwidth product is 4 MHz.
4. What is the typical slew rate of the LF411CD?
The typical slew rate is 13 V/µs.
5. What is the operating temperature range of the LF411CD?
The operating temperature range is 0 to +70 °C.
6. What package type does the LF411CD come in?
The LF411CD comes in a PDIP-8 package.
7. Is the LF411CD suitable for audio applications?
Yes, its low noise and high-speed performance make it ideal for audio applications.
8. Can the LF411CD be used in medical devices?
Yes, its precision and low noise characteristics make it suitable for medical devices.
9. What is the input offset voltage of the LF411CD?
The maximum input offset voltage is 1 mV.
10. What is the primary advantage of the LF411CD's high input impedance?
High input impedance minimizes loading effects, preserving signal integrity.
