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LM2904N
+BOM-
Nhà sản xuấtonsemi
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Ông. Phần #LM2904N
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tube |
| ProductStatus | Obsolete |
| AmplifierType | General Purpose |
| NumberofCircuits | 2 |
| GainBandwidthProduct | 700 kHz |
| Current-InputBias | 45 nA |
| Voltage-InputOffset | 2 mV |
| Current-Supply | 1mA |
| Current-Output/Channel | 30 mA |
| Voltage-SupplySpan(Min) | 3 V |
| Voltage-SupplySpan(Max) | 32 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Through Hole |
| Package/Case | 8-DIP (0.300, 7.62mm) |
Tổng quan
Description
Key features include low power consumption, high gain, and a wide bandwidth, allowing for efficient performance in various electronic circuits. The LM2904N is known for its input offset voltage, which is low enough to ensure minimal distortion and high precision in output signals. It also has a high common-mode rejection ratio (CMRR) and a high signal-to-noise ratio (SNR), essential for maintaining signal integrity.
The LM2904N comes in a standard 8-pin dual in-line package (DIP), making it easy to integrate into circuit designs. Its ability to operate over a broad temperature range enhances its suitability for diverse applications, from consumer electronics to industrial systems. Generally, the LM2904N is valued for its balance of performance, cost-effectiveness, and ease of use in various electronic design projects.
Equivalent
Features
1. Dual Op-Amp: It contains two independent, high-gain, internally frequency-compensated operational amplifiers.
2. Wide Supply Voltage Range: Operates on a single or dual power supply, ranging from 3V to 32V (single supply) or ±1.5V to ±16V (dual supply).
3. Low Power Consumption: Designed for low power consumption, making it suitable for battery-operated devices.
4. Wide Bandwidth: It has a bandwidth of approximately 1 MHz, making it suitable for moderate-speed applications.
5. Output Drive Capability: Capable of delivering large output currents with a peak output current of around 40 mA.
6. Input Common-Mode Voltage Range: Includes ground, allowing the device to operate in single-supply applications.
7. Short-Circuit Protection: The device is protected against short circuits on the output.
8. Temperature Range: Operates effectively over a wide temperature range from -40°C to +85°C, suitable for various environmental conditions.
These features make the LM2904N ideal for use in signal processing, filtering, and amplification in consumer electronics, automotive, and industrial applications.
Pinout
1. Pin 1 (OUT A): Output of op-amp A.
2. Pin 2 (IN- A): Inverting input of op-amp A.
3. Pin 3 (IN+ A): Non-inverting input of op-amp A.
4. Pin 4 (VCC-): Negative power supply (ground in single-supply applications).
5. Pin 5 (IN+ B): Non-inverting input of op-amp B.
6. Pin 6 (IN- B): Inverting input of op-amp B.
7. Pin 7 (OUT B): Output of op-amp B.
8. Pin 8 (VCC+): Positive power supply.
The LM2904N is designed for a wide range of applications including signal amplification and filtering, and it operates effectively over a wide voltage range. It is frequently used in battery-powered devices due to its low power consumption.
Manufacturer
Application
1. Signal Conditioning: Amplifying weak sensor signals for processing.
2. Audio Preamplifiers: Boosting audio signals before further amplification.
3. Active Filters: Used in design of low-pass, high-pass, and band-pass filters.
4. Voltage Follower/Buffers: Prevents signal distortion by buffering.
5. Comparators: Comparing voltages in control and measurement systems.
6. Integrators and Differentiators: In analog computing and signal processing circuits.
Its robust performance in harsh environments makes it suitable for automotive and industrial applications.