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LM2902DT
+BOM-
Nhà sản xuấtBán dẫn Rohm
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Ông. Phần #LM2902DT
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Có sẵn5980
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR) |
| ProductStatus | Active |
| AmplifierType | General Purpose |
| NumberofCircuits | 4 |
| SlewRate | 0.3V/µs |
| GainBandwidthProduct | 800 kHz |
| Current-InputBias | 20 nA |
| Voltage-InputOffset | 1 mV |
| Current-Supply | 1mA |
| Current-Output/Channel | 30 mA |
| Voltage-SupplySpan(Min) | 3 V |
| Voltage-SupplySpan(Max) | 32 V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 14-SOIC (0.154, 3.90mm Width) |
Tổng quan
Description
Key features of the LM2902DT include:
1. Quad Op-Amp: It contains four independent, high-gain, internally frequency-compensated operational amplifiers in a single package.
2. Wide Supply Voltage Range: It can operate on a voltage range from 3V to 32V (single supply) or ±1.5V to ±16V (dual supply), making it suitable for various applications.
3. Low Power Consumption: The IC is designed to provide efficient performance while consuming minimal power.
4. Wide Bandwidth: It offers a bandwidth of approximately 1.2 MHz, which is adequate for many general-purpose amplifier applications.
5. Temperature Range: It operates over a wide temperature range, typically from -40°C to +125°C, suitable for industrial and automotive environments.
These features make the LM2902DT a versatile component in analog signal processing tasks.
Equivalent
Features
1. Quad Amplifier Design: It contains four independent op-amps in a single package, which is beneficial for compact designs.
2. Wide Supply Voltage Range: Operates from 3V to 32V, suitable for various applications.
3. Low Power Consumption: Designed for low power usage, making it ideal for battery-powered devices.
4. Wide Bandwidth: Provides a bandwidth of 1 MHz, allowing for a range of applications.
5. Input Offset Voltage: It has a low input offset voltage, which reduces errors in measurement-sensitive applications.
6. High Gain: Offers high open-loop gain, improving the amplification of signals.
7. Short Circuit Protection: Includes internal short circuit protection to guard against potential damage.
8. Temperature Range: Operates over a wide temperature range, from -40°C to 125°C, making it suitable for industrial environments.
These features make the LM2902DT a versatile choice for various analog circuits, including sensor interfacing, signal conditioning, and active filtering.
Pinout
1. VCC+ (Positive Supply Voltage Pin): Provides the positive supply voltage to the op-amps.
2. VCC- (Negative Supply Voltage Pin): Connects to the negative supply voltage or ground.
3. Input Pins (Inverting and Non-Inverting): Each op-amp (four in total) has an inverting input and a non-inverting input. These are used to provide the input signals for each op-amp.
4. Output Pins: Each op-amp has one output pin, delivering the amplified signal.
5. Common Pins (Unused): Not used for input or output, but necessary for IC layout.
The LM2902DT is commonly used in various analog signal processing applications due to its low power consumption and wide supply voltage range. It is suitable for both single and dual supply operations. The pin count and configuration make it versatile for a range of applications in the field of analog electronics.
Manufacturer
Application
1. Signal Conditioning: Amplifies weak sensor signals for processing.
2. Active Filters: Used in audio and communication systems for signal filtering.
3. Voltage Followers: Provides high input impedance without loading the source.
4. Analog Computation: Performs mathematical operations such as addition, subtraction, integration, and differentiation.
5. Oscillators: Functions in waveform generation and frequency synthesis.
6. Data Acquisition Systems: Amplifies and processes analog signals from sensors.
7. Industrial Controls: Used in control systems for automation tasks.
Its wide supply voltage range and low power consumption make it suitable for automotive and industrial applications.