Overview
The LF353DT is a high-performance, dual JFET-input operational amplifier produced by STMicroelectronics. This device is part of a family of high-speed, low-noise operational amplifiers that incorporate well-matched, high-voltage JFET and bipolar transistors in a monolithic integrated circuit. The LF353DT is known for its high slew rate, low input bias and offset currents, and low offset voltage temperature coefficient, making it suitable for a wide range of applications requiring precision and high-speed amplification.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (Dual) | ±3 to ±18 | V |
| Operating Temperature | 0 to 70 | °C |
| Input Bias Current | 50 pA (typical) | pA |
| Input Noise Current | 0.01 pA/√Hz (typical) | pA/√Hz |
| Supply Current | 3.6 mA (typical) | mA |
| Input Impedance | 10^12 Ω (typical) | Ω |
| Slew Rate | 13 V/μs (typical) | V/μs |
| Gain Bandwidth | 3 MHz (typical) | MHz |
| Package Type | SO-8 | |
| Pin Count | 8 |
Key Features
- High slew rate of 13 V/μs (typical), enabling rapid signal processing and wide frequency response.
- Low input bias and offset currents, contributing to accurate signal amplification with reduced error due to inherent voltage differences.
- High input impedance of 10^12 Ω (typical), allowing for minimal signal loading in the input circuit.
- Low offset voltage and drift performance, ensuring precise amplification.
- Wide bandwidth and high-speed amplification capabilities, suitable for fast-changing signals.
- Internal frequency compensation and output short-circuit protection.
- Low power consumption and latch-up free operation.
- Compact and reliable SOIC-8 package design.
Applications
- Precision instrumentation and test equipment, where high accuracy and low noise are critical.
- Audio systems, including amplifiers and preamps, due to its low noise and high-speed characteristics.
- Active filters and voltage followers, where performance and accuracy are crucial.
- Motor integrated systems, UPS drives, and control solutions such as AC inverters and VF drives.
- Renewable energy systems, such as solar inverters.
- Pro audio mixers and oscilloscopes).
Q & A
- Q: What is the typical slew rate of the LF353DT?
A: The typical slew rate of the LF353DT is 13 V/μs).
- Q: What is the input impedance of the LF353DT?
A: The input impedance of the LF353DT is typically 10^12 Ω).
- Q: What are the operating temperature ranges for the LF353DT?
A: The LF353DT operates from 0°C to 70°C).
- Q: What is the package type of the LF353DT?
A: The LF353DT comes in a SOIC-8 package).
- Q: Does the LF353DT have output short-circuit protection?
A: Yes, the LF353DT has output short-circuit protection).
- Q: What is the warranty period for the LF353DT purchased from Ovaga?
A: Ovaga offers a 1-year warranty on the LF353DT).
- Q: How can I ensure the authenticity of the LF353DT from STMicroelectronics?
A: Ovaga rigorously tests and verifies the credentials of original STMicroelectronics manufacturers and authorized agents to ensure authenticity).
- Q: What are the common applications of the LF353DT?
A: The LF353DT is commonly used in precision instrumentation, audio systems, active filters, and voltage followers).
- Q: Does the LF353DT have internal frequency compensation?
A: Yes, the LF353DT has internal frequency compensation).
- Q: How can I find detailed information about the LF353DT, such as application notes and factory information?
A: You can find comprehensive details about the LF353DT by visiting the STMicroelectronics website or using Ovaga's intelligent search engine).
