LM12H458CIVF/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Amplifier

Characteristics: - High voltage amplifier - Wide bandwidth - Low distortion - High output current capability

Package: Ceramic package

Essence: The LM12H458CIVF/NOPB is a high voltage amplifier IC designed for various applications that require high power and low distortion amplification.

Packaging/Quantity: Available in tape and reel packaging, with 1000 units per reel.

Specifications

• Supply Voltage: ±20V to ±90V
• Output Power: 80W
• Input Impedance: 150kΩ
• Output Impedance: 0.03Ω
• Bandwidth: 10Hz to 60kHz
• Total Harmonic Distortion: 0.01%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM12H458CIVF/NOPB has a total of 11 pins:

1. V-
2. V+
3. NC (No Connection)
4. NC
5. NC
6. NC
7. NC
8. Output
9. NC
10. NC
11. V-

Functional Features

• High voltage operation allows for driving loads directly without the need for additional transformers or coupling capacitors.
• Wide bandwidth enables accurate reproduction of audio signals across a broad frequency range.
• Low distortion ensures faithful amplification of input signals.
• High output current capability allows for driving low impedance loads.

Advantages

• High power output suitable for demanding audio applications.
• Minimal distortion ensures high-quality sound reproduction.
• Simplified circuit design due to the absence of external transformers or coupling capacitors.
• Wide operating temperature range allows for use in various environments.

Disadvantages

• High voltage operation requires careful consideration of safety precautions.
• Ceramic package may be less resistant to mechanical stress compared to other packaging options.

Working Principles

The LM12H458CIVF/NOPB operates as a voltage amplifier by amplifying the input signal received at the V+ and V- pins. The amplified signal is then output through the Output pin. The high voltage capability of the IC allows for direct driving of loads without the need for additional components.

Detailed Application Field Plans

The LM12H458CIVF/NOPB is commonly used in the following applications:

1. Audio amplifiers
2. Public address systems
3. Professional audio equipment
4. Instrumentation amplifiers
5. Power amplifiers

Detailed and Complete Alternative Models

1. LM3886 - 68W Audio Power Amplifier
2. TDA7294 - 100W Audio Amplifier
3. TPA3116D2 - 50W Stereo Class D Amplifier
4. OPA541 - 5A Power Operational Amplifier
5. TDA2030A - 18W Hi-Fi Amplifier

These alternative models offer similar functionality and can be considered as substitutes for the LM12H458CIVF/NOPB depending on specific requirements.

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