Overview
The LF353DR, produced by Texas Instruments, is a low-cost, high-speed, JFET-input dual operational amplifier. This device is characterized by its very low input offset voltage, low input bias and offset currents, and a fast slew rate. It is designed to operate with low supply current while maintaining a large gain-bandwidth product. The LF353DR is suitable for a variety of applications requiring high-speed and low noise performance.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| 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 |
| Gain Bandwidth | 3 MHz (Typical) | MHz |
| Slew Rate | 13 V/μs (Typical) | V/μs |
| Supply Voltage | ±18 V (Maximum) | V |
| Operating Temperature Range | 0°C to 70°C | °C |
| Package Type | SOIC-8 |
Key Features
- Low input bias and offset currents
- Low input noise current (0.01 pA/√Hz)
- High input impedance (10^12 Ω)
- Internally-trimmed offset voltage
- High slew rate (13 V/μs)
- Low supply current (3.6 mA)
- Output protected against shorts due to 200-Ω output impedance
Applications
- Motor Integrated Systems: UPS, Drives and Control Solutions: AC Inverter and VF Drives
- Rewnewables: Solar Inverters
- Pro Audio Mixers
- Oscilloscopes
- High-speed integrators, digital-to-analog converters, sample-and-hold circuits
Q & A
- What is the typical input bias current of the LF353DR?
The typical input bias current is 50 pA. - What is the gain bandwidth of the LF353DR?
The gain bandwidth is 3 MHz (Typical). - What is the slew rate of the LF353DR?
The slew rate is 13 V/μs (Typical). - What are the recommended operating temperatures for the LF353DR?
The device is characterized for operation from 0°C to 70°C. - What types of packages are available for the LF353DR?
The device is available in SOIC-8 and PDIP-8 packages. - What is the maximum supply voltage for the LF353DR?
The maximum supply voltage is ±18 V. - How is the output protected in the LF353DR?
The output is protected against shorts due to the resistive 200-Ω output impedance. - What are some common applications of the LF353DR?
Common applications include motor integrated systems, renewables, pro audio mixers, oscilloscopes, and high-speed integrators. - What is the input impedance of the LF353DR?
The input impedance is 10^12 Ω (Typical). - Is the LF353DR RoHS compliant?
Yes, the LF353DR is RoHS compliant.
