Specifications
| Attribute | Value |
| Package / Case | Tube |
| Part Status | Obsolete |
| Type | Class AB |
| Output Type | 1-Channel (Mono) |
| Max Output Powerx Channels @ Load | 600mW x 1 @ 4Ohm |
| Voltage - Supply | 1.8V ~ 15V |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Supplier Device Package | 8-DMP |
Overview
Description
The NJM2070M is an integrated circuit designed for audio applications, primarily used in stereo amplifiers. It is a dual operational amplifier (op-amp), which can be used to amplify audio signals in various electronic devices. The NJM2070M operates on a wide range of voltages and provides high-quality sound reproduction with low distortion, making it ideal for consumer audio equipment like radios, amplifiers, and sound systems.
Key features of the NJM2070M include low noise performance, high gain, and a broad bandwidth, which contribute to its effectiveness in audio signal processing. It typically comes in a compact, surface-mount package, which aids in easy integration into modern electronic designs. The dual op-amp configuration allows for differential signal processing, which is essential in applications requiring stereo sound output.
Overall, the NJM2070M is valued for its reliability and performance in audio amplification, offering a cost-effective solution for manufacturers aiming to deliver quality audio experiences in their products.
Key features of the NJM2070M include low noise performance, high gain, and a broad bandwidth, which contribute to its effectiveness in audio signal processing. It typically comes in a compact, surface-mount package, which aids in easy integration into modern electronic designs. The dual op-amp configuration allows for differential signal processing, which is essential in applications requiring stereo sound output.
Overall, the NJM2070M is valued for its reliability and performance in audio amplification, offering a cost-effective solution for manufacturers aiming to deliver quality audio experiences in their products.
Equivalent
The NJM2070M is a low-voltage audio power amplifier. Equivalent products might include the LM386 from Texas Instruments, TDA7052 from NXP, and the TDA2822 from STMicroelectronics. These chips serve similar purposes in audio amplification applications. When selecting an equivalent, ensure the chosen chip matches the specific requirements of your circuit, such as supply voltage, output power, and pin configuration. Always consult the datasheets for compatibility and performance specifications.
Features
The NJM2070M is a dual operational amplifier designed for a variety of general-purpose applications. Key features include a wide supply voltage range, typically from ±3V to ±18V, making it versatile for different power supply configurations. It offers a high gain bandwidth product, which enables good performance in applications requiring fast signal processing. The device exhibits low input offset voltage and low input bias current, ensuring accurate signal amplification with minimal error. It's characterized by low noise, which is advantageous for audio and precision measurement applications. The NJM2070M also features short-circuit protection, enhancing its reliability and durability. It is typically housed in an 8-pin mini-DIP package, facilitating easy integration into various electronic circuits. Overall, its combination of wide voltage range, high performance, and robust protection features makes the NJM2070M suitable for use in amplifying low-level audio signals, active filters, and other analog signal processing tasks.
Pinout
The NJM2070M is an audio power amplifier IC commonly used in consumer electronics for driving speakers. It typically comes in an 8-pin package, often a DIP8 or SOP8. Here is a brief overview of its pin functions:
1. IN– (Pin 1): Inverting input for the amplifier.
2. GND (Pin 2): Ground connection.
3. IN+ (Pin 3): Non-inverting input for the amplifier.
4. VCC (Pin 4): Positive power supply voltage.
5. OUTPUT (Pin 5): Amplifier output.
6. N.C. (Pin 6): No connection, often not used.
7. VEE (Pin 7): Negative power supply voltage / Ground in single supply applications.
8. N.C. (Pin 8): No connection, often not used.
The NJM2070M is used for low-power audio applications and is valued for its low distortion and wide bandwidth. It is suitable for battery-operated devices due to its low power consumption.
1. IN– (Pin 1): Inverting input for the amplifier.
2. GND (Pin 2): Ground connection.
3. IN+ (Pin 3): Non-inverting input for the amplifier.
4. VCC (Pin 4): Positive power supply voltage.
5. OUTPUT (Pin 5): Amplifier output.
6. N.C. (Pin 6): No connection, often not used.
7. VEE (Pin 7): Negative power supply voltage / Ground in single supply applications.
8. N.C. (Pin 8): No connection, often not used.
The NJM2070M is used for low-power audio applications and is valued for its low distortion and wide bandwidth. It is suitable for battery-operated devices due to its low power consumption.
Manufacturer
The NJM2070M is manufactured by New Japan Radio Co., Ltd., which is often abbreviated as NJR. New Japan Radio is a well-established company that specializes in the design, development, and production of a wide range of electronic components. These components include semiconductors, microwave devices, and audio ICs, among others. The company is known for its expertise in analog and mixed-signal integrated circuits. NJR serves various markets including consumer electronics, automotive, industrial, and telecommunications.
Application
The NJM2070M is a dual preamplifier IC commonly used in audio applications. Its application areas include:
1. Audio Equipment: Utilized in audio amplifiers, mixers, and equalizers due to its low noise and high performance.
2. Consumer Electronics: Found in televisions, radios, and home audio systems for improved sound quality.
3. Musical Instruments: Employed in electric guitars and keyboards for signal conditioning.
4. Communication Devices: Used in devices like intercoms and hands-free systems.
5. Signal Processing: Suitable for use in various signal processing applications where preamplification is required.
These applications benefit from the NJM2070M's reliable performance and low distortion in amplifying audio signals.
1. Audio Equipment: Utilized in audio amplifiers, mixers, and equalizers due to its low noise and high performance.
2. Consumer Electronics: Found in televisions, radios, and home audio systems for improved sound quality.
3. Musical Instruments: Employed in electric guitars and keyboards for signal conditioning.
4. Communication Devices: Used in devices like intercoms and hands-free systems.
5. Signal Processing: Suitable for use in various signal processing applications where preamplification is required.
These applications benefit from the NJM2070M's reliable performance and low distortion in amplifying audio signals.
Package
The NJM2070M is an operational amplifier IC with a surface-mount package type known as SOP8 (Small Outline Package with 8 pins).