NJM12904M-TE1

Product Overview

Category: Integrated Circuit (IC)

Use: The NJM12904M-TE1 is a versatile integrated circuit primarily used for signal amplification and processing in various electronic devices. It is commonly employed in audio systems, communication equipment, and consumer electronics.

Characteristics: - High gain and low noise characteristics - Wide frequency response range - Low power consumption - Compact package size - Easy to integrate into circuit designs

Package: The NJM12904M-TE1 is available in a small outline package (SOP) with a total of 8 pins.

Essence: This IC serves as a crucial component in electronic circuits, providing amplification and signal conditioning capabilities. Its compact size and low power consumption make it suitable for use in portable devices.

Packaging/Quantity: The NJM12904M-TE1 is typically packaged in reels or tubes, with each reel containing a quantity of 2,500 units.

Specifications

• Supply Voltage: 3V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Gain Bandwidth Product: 10 MHz
• Input Bias Current: 50 nA
• Output Current: 20 mA
• Total Harmonic Distortion: 0.01%
• Slew Rate: 4 V/µs

Pin Configuration

The NJM12904M-TE1 features the following pin configuration:

```

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| | --| 1 8 |-- --| 2 7 |-- --| 3 6 |-- --| 4 5 |-- |___________| ```

1. Non-Inverting Input (+)
2. Inverting Input (-)
3. VCC (Supply Voltage)
4. Output
5. NC (No Connection)
6. NC (No Connection)
7. GND (Ground)
8. NC (No Connection)

Functional Features

• High voltage gain: The NJM12904M-TE1 provides a high voltage gain, allowing for effective signal amplification.
• Low noise: It exhibits low noise characteristics, ensuring minimal interference in the amplified signals.
• Wide frequency response: The IC offers a wide frequency response range, enabling accurate amplification across various audio and communication frequencies.
• Stable operation: It operates reliably under different environmental conditions due to its wide operating temperature range.
• Low power consumption: The NJM12904M-TE1 consumes low power, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - High gain and low noise characteristics enhance signal quality. - Wide frequency response allows for versatile applications. - Compact package size facilitates integration into small electronic devices. - Low power consumption prolongs battery life.

Disadvantages: - Limited output current may restrict certain high-power applications. - Noisy or unstable power supply can affect performance.

Working Principles

The NJM12904M-TE1 operates as an operational amplifier (op-amp) that amplifies input signals while maintaining linearity and stability. It utilizes internal circuitry to amplify the voltage difference between its non-inverting and inverting inputs. The amplified output is then fed to the external circuitry for further processing or utilization.

Detailed Application Field Plans

The NJM12904M-TE1 finds extensive application in the following fields:

1. Audio Systems: It is used in audio amplifiers, preamplifiers, and equalizers to enhance sound quality and provide volume control.
2. Communication Equipment: The IC is employed in telecommunication devices, such as telephones and modems, to amplify and process signals for clear transmission.
3. Consumer Electronics: It is utilized in various consumer electronic devices, including portable music players, headphones, and home theater systems, to amplify audio signals.

Detailed and Complete Alternative Models

1. LM358: A dual operational amplifier with similar characteristics and pin configuration.
2. TL072: A high-performance op-amp suitable for audio applications.
3. NE5532: A low-noise dual op-amp widely used in audio equipment.

These alternative models offer comparable functionality and can be considered as substitutes for the NJM12904M-TE1 in different applications.

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