LM258AN

Product Overview

Category: Integrated Circuit (IC)

Use: LM258AN is a dual operational amplifier that is widely used in various electronic circuits for amplification, filtering, and signal conditioning purposes.

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

Package: LM258AN is available in an 8-pin DIP (Dual Inline Package) format.

Essence: The essence of LM258AN lies in its ability to provide high-performance operational amplification in a compact and versatile package.

Packaging/Quantity: LM258AN is typically sold in reels or tubes containing a quantity of 50 units per package.

Specifications

• Supply Voltage Range: ±2V to ±18V
• Input Offset Voltage: 2mV (maximum)
• Input Bias Current: 20nA (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Slew Rate: 0.3V/µs (typical)
• Common Mode Rejection Ratio: 70dB (typical)
• Output Current: 40mA (maximum)

Pin Configuration

The LM258AN IC 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- GND |-- Pin 3: Negative Power Supply (-Vcc) --| OUT IN- |-- Pin 4: Inverting Input --| NC NC |-- Pin 5: Not Connected --| IN+ OUT |-- Pin 6: Output --| GND V- |-- Pin 7: Negative Power Supply (-Vcc) --| OUT V+ |-- Pin 8: Positive Power Supply (+Vcc) |___________| ```

Functional Features

• Low input offset voltage ensures accurate amplification of small signals.
• High gain bandwidth product allows for amplification of high-frequency signals.
• Wide supply voltage range enables operation in various power supply configurations.
• Rail-to-rail output swing capability provides maximum signal range without distortion.

Advantages and Disadvantages

Advantages: - Accurate amplification of small signals - Versatile application in various electronic circuits - Wide supply voltage range for flexible power supply options - Rail-to-rail output swing capability for maximum signal range

Disadvantages: - Limited output current capacity (40mA maximum) - Relatively low gain bandwidth product compared to some specialized operational amplifiers

Working Principles

LM258AN operates based on the principles of differential amplification. It amplifies the difference between the voltages applied to its non-inverting and inverting inputs, producing an amplified output signal. The internal circuitry of LM258AN ensures low input offset voltage and bias current, allowing for accurate amplification of small signals.

Detailed Application Field Plans

LM258AN finds extensive use in various applications, including but not limited to: 1. Audio amplifiers 2. Active filters 3. Signal conditioning circuits 4. Instrumentation amplifiers 5. Voltage-controlled oscillators

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to LM258AN are: 1. LM358N 2. TL072 3. OP07 4. AD822

These models offer similar functionality and characteristics, providing flexibility in choosing the most suitable operational amplifier for specific applications.

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