LM358DT
General-purpose dual operational amplifier with low power consumption, wide supply voltage range, and unity-gain stability for cost-sensitive applications.
Product Overview
Description
The LM358DT is a cost-effective dual operational amplifier featuring wide supply voltage range from 3V to 32V and low power consumption.
It offers unity-gain stability and is suitable for a wide range of general-purpose analog applications including signal conditioning, active filters, and voltage followers.
The device operates with single or dual supplies and includes internal frequency compensation for stable operation without external components.
Product Series
Primary Application
Key Features
- Wide supply voltage range: 3V to 32V
- Low power consumption: 700μA per amp
- Unity-gain stable
- Internal frequency compensation
- Single or dual supply operation
- Short-circuit protected outputs
Specifications
| Supply Voltage | 3V to 32V (±1.5V to ±16V) |
|---|---|
| GBW | 1.1 MHz |
| Slew Rate | 0.6 V/μs |
| Input Offset Voltage | 2 mV (max) |
| Supply Current | 700 μA per amplifier |
| Package | SO-8 |
| Voltage Rating | N/A |
| Current Rating | N/A |
| Temperature Range | 0°C to +70°C |
Applications
Sensor signal conditioning
Industrial application for Low-Power Dual Operational Amplifier
Active filters
Industrial application for Low-Power Dual Operational Amplifier
Voltage followers
Industrial application for Low-Power Dual Operational Amplifier
Comparator applications
Industrial application for Low-Power Dual Operational Amplifier
General-purpose analog circuits
Industrial application for Low-Power Dual Operational Amplifier
FAE Expert Insights
"The LM358 is a classic workhorse op-amp that has been around for decades, and for good reason. It's reliable, cost-effective, and handles a wide range of applications. While it doesn't have the precision or speed of premium op-amps, it's perfect for general-purpose buffering, simple filtering, and non-critical signal conditioning. I specify it for cost-sensitive consumer products where basic analog functions are needed. The wide supply range is particularly useful in industrial applications with varying supply voltages. It's not suitable for precision applications requiring low offset or high speed, but for 80% of general analog tasks, it works well at a fraction of the cost of precision op-amps."
Cost-effective general-purpose op-amp for basic analog applications
— Maria Garcia, BeiLuo
Frequently Asked Questions
What is the difference between LM358 and LM324?
The LM358 is a dual op-amp (2 amplifiers) while LM324 is a quad op-amp (4 amplifiers). Both share similar electrical characteristics: 1.1MHz GBW, 0.6V/μs slew rate, and wide supply range. Choose LM358 for 1-2 channel needs and LM324 for 3-4 channels to optimize board space and cost. Both are unity-gain stable and work with single or dual supplies.
Use LM358 for 1-2 channels, LM324 for 3-4 channels.
Is LM358 suitable for precision applications?
The LM358 has 2mV typical input offset voltage and 1.1MHz GBW, making it unsuitable for high-precision applications. For precision needs, consider: TSZ121 (8μV offset) for precision DC; TSV994A (20MHz) for high-speed; OP07 (75μV) for general precision. The LM358 is best for non-critical buffering, simple filters, and cost-sensitive consumer applications.
Choose precision op-amps for <1mV offset requirements. LM358 is for general-purpose use.