KA358DTF

Product Overview

Category: Integrated Circuit (IC)

Use: The KA358DTF is a versatile operational amplifier designed for various applications in electronic circuits. It is commonly used as a general-purpose amplifier, voltage follower, and comparator.

Characteristics: - Low input offset voltage - High gain bandwidth product - Wide supply voltage range - Low power consumption - Rail-to-rail output swing capability

Package: The KA358DTF is available in a small outline package (SOP) with 8 pins.

Essence: This IC is an essential component in electronic devices that require amplification or signal processing.

Packaging/Quantity: The KA358DTF is typically sold in reels containing 2500 units per reel.

Specifications

• Supply Voltage Range: ±2V to ±18V
• Input Offset Voltage: 2mV (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Input Bias Current: 20nA (typical)
• Slew Rate: 0.5V/μs (typical)
• Output Current: 20mA (typical)

Pin Configuration

The KA358DTF has the following pin configuration:

```

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| | --| V+ OUT |-- Pin 1: Positive Power Supply (+Vcc) --| IN- IN+ |-- Pin 2: Non-Inverting Input --| V- NC |-- Pin 3: Negative Power Supply (-Vcc) --| OUT IN- |-- Pin 4: Inverting Input --| NC V- |-- Pin 5: Not Connected --| IN+ OUT |-- Pin 6: Output --| NC V+ |-- Pin 7: Not Connected |___________| ```

Functional Features

• Low input offset voltage ensures accurate signal amplification.
• High gain bandwidth product allows for amplification of high-frequency signals.
• Wide supply voltage range enables operation in various power supply configurations.
• Low power consumption makes it suitable for battery-powered devices.
• Rail-to-rail output swing capability provides a wide dynamic range.

Advantages and Disadvantages

Advantages: - Versatile and widely used in different electronic applications. - Excellent performance in terms of low input offset voltage and high gain bandwidth product. - Suitable for low-power and battery-operated devices. - Compact SOP package allows for easy integration into circuit designs.

Disadvantages: - Limited output current compared to some other operational amplifiers. - Not suitable for applications requiring extremely high precision.

Working Principles

The KA358DTF is based on a differential amplifier configuration, which amplifies the difference between the two input voltages. It utilizes internal transistors and resistors to achieve amplification and signal processing. The output voltage is proportional to the difference between the input voltages, with a gain determined by external feedback components.

Application Field Plans

The KA358DTF can be applied in various fields, including: 1. Audio Amplification: Used in audio systems for amplifying low-level audio signals. 2. Sensor Signal Conditioning: Amplifies and processes signals from sensors such as temperature, pressure, or light sensors. 3. Active Filters: Utilized in active filter circuits for frequency response shaping. 4. Voltage Followers: Acts as a buffer to isolate input and output impedance in voltage follower configurations. 5. Comparators: Used to compare two input voltages and provide a digital output based on the comparison result.

Alternative Models

Some alternative models to the KA358DTF include: - LM358 - TL082 - NE5532 - OP07

These models offer similar functionality and can be used as replacements depending on specific requirements.

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