BU7858KN-E2

Product Overview

• Category: Integrated Circuit (IC)
• Use: Amplifier
• Characteristics: High performance, low power consumption
• Package: DIP-8 (Dual In-line Package with 8 pins)
• Essence: This IC is designed to amplify electrical signals with high fidelity and low distortion.
• Packaging/Quantity: Available in reels of 1000 units.

Specifications

• Operating Voltage: 5V - 15V
• Input Impedance: 10 kΩ
• Output Power: 1W
• Frequency Response: 20Hz - 20kHz
• Total Harmonic Distortion: <0.1%
• Gain: 20 dB

Detailed Pin Configuration

The BU7858KN-E2 has a DIP-8 package with the following pin configuration:

```

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| | --| V+ V- |-- --| IN+ IN- |-- --| OUT |-- --| GND |-- |___________| ```

• V+: Positive power supply
• V-: Negative power supply
• IN+: Non-inverting input
• IN-: Inverting input
• OUT: Output
• GND: Ground

Functional Features

• High gain and low noise amplification
• Wide frequency response range
• Low power consumption
• Stable operation under varying load conditions
• Built-in protection against short circuits and thermal overload

Advantages and Disadvantages

Advantages: - High performance amplification - Low distortion - Compact size - Easy to integrate into various electronic systems

Disadvantages: - Limited output power (1W) - Requires external power supply

Working Principles

The BU7858KN-E2 operates based on the principles of operational amplifiers. It amplifies the input signal with high gain and low distortion, providing an accurate representation of the original signal. The IC is designed to operate within a specified voltage range and can handle a wide range of input frequencies.

Detailed Application Field Plans

The BU7858KN-E2 is commonly used in audio systems, such as:

1. Hi-Fi stereo amplifiers
2. Audio mixers
3. Public address (PA) systems
4. Musical instruments amplification
5. Home theater systems

Detailed and Complete Alternative Models

• LM386: Low voltage audio power amplifier
• TDA7294: Audio amplifier with high output power
• NJM386D: Low-power audio amplifier

These alternative models offer similar functionality and can be considered as substitutes for the BU7858KN-E2 depending on specific requirements.

In conclusion, the BU7858KN-E2 is a high-performance amplifier IC that provides accurate signal amplification with low distortion. Its compact size and wide frequency response make it suitable for various audio applications. However, its limited output power and external power supply requirement should be taken into consideration when selecting this IC for a particular project.