358 Op Amp Datasheet: A Comprehensive Guide
When it comes to operational amplifiers (op-amps), the 358 model is a widely recognized and respected choice among engineers and hobbyists alike. This datasheet provides an in-depth look at the specifications, features, and applications of the 358 op-amp, making it an invaluable resource for anyone looking to understand this versatile component better.
General Description
The 358 op-amp is a dual-channel, high-gain, operational amplifier designed for a wide range of applications. It features a wide supply voltage range, low input offset voltage, and high input impedance, making it suitable for various signal processing tasks.
Key Specifications
Here’s a breakdown of some of the key specifications of the 358 op-amp:
| Parameter | Value |
|---|---|
| Supply Voltage Range | 卤5V to 卤18V |
| Input Offset Voltage | 卤2mV |
| Input Impedance | 鈮?M惟 |
| Output Current | 卤20mA |
| Power Supply Current | 卤4mA |
Features
The 358 op-amp boasts several features that make it a popular choice for various applications:
- Wide Supply Voltage Range: The 358 op-amp can operate with a supply voltage ranging from 卤5V to 卤18V, making it suitable for a wide range of applications.
- Low Input Offset Voltage: The input offset voltage of the 358 op-amp is typically 卤2mV, which is quite low compared to other op-amps in its class.
- High Input Impedance: The input impedance of the 358 op-amp is 鈮?M惟, which ensures that it draws minimal current from the input signal source.
- Low Power Consumption: The 358 op-amp consumes low power, making it suitable for battery-powered applications.
Applications
The 358 op-amp is a versatile component that can be used in a wide range of applications, including:
- Signal Amplification: The 358 op-amp can be used to amplify low-level signals, such as those from sensors or transducers.
- Filter Design: The 358 op-amp can be used to design various types of filters, such as low-pass, high-pass, band-pass, and band-stop filters.
- Instrumentation Amplifiers: The 358 op-amp can be used to design instrumentation amplifiers, which are used to amplify small differential signals with high common-mode rejection.
- Summing Amplifiers: The 358 op-amp can be used to design summing amplifiers, which are used to combine multiple input signals.
Design Considerations
When designing circuits using the 358 op-amp, there are several factors to consider:
- Power Supply Rejection Ratio (PSRR): The PSRR of the 358 op-amp is typically around 80dB, which means that it can reject noise and fluctuations in the power supply voltage.
- Input Bias Current: The input bias current of the 358 op-amp is typically around 50nA, which is quite low compared to other op-amps in its class.
- Output Voltage Swing: The output voltage swing of the 358 op-amp is typically 卤13V, which means that it can drive loads with a wide range of impedances.
Conclusion
The 358 op-amp is a versatile and reliable component that can be used in a wide range of applications.
