圖片僅供參考
規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| AmplifierType | General Purpose |
| NumberofCircuits | 2 |
| GainBandwidthProduct | 1 MHz |
| Current-InputBias | 45 nA |
| Voltage-InputOffset | 2 mV |
| Current-Supply | 800µA (x2 Channels) |
| Current-Output/Channel | 40 mA |
| Voltage-SupplySpan(Min) | 3 V |
| Voltage-SupplySpan(Max) | 26 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概述
Description
The LM2904DR2G is a dual operational amplifier (op-amp) designed for a wide range of applications. It is part of the LM2904 series, which is known for its balance between performance and cost-effectiveness. The "DR2G" designation refers to the packaging, which is a small outline integrated circuit (SOIC) package ideal for surface-mount technology.
Key features of the LM2904DR2G include:
1. Dual Op-Amp: It contains two independent, high-gain, internally frequency-compensated op-amps.
2. Wide Supply Voltage Range: It operates from 3V to 32V (single supply) or ±1.5V to ±16V (dual supply).
3. Low Input Bias Current: This makes it suitable for sensor interfacing.
4. Wide Temperature Range: Operates effectively over a temperature range of -40°C to +105°C.
5. Low Power Consumption: It is designed for battery-operated devices.
Typical applications include sensor signal processing, audio frequency signal amplification, and active filtering. Its robust performance under varied conditions makes it a popular choice in automotive, industrial, and consumer electronics.
Key features of the LM2904DR2G include:
1. Dual Op-Amp: It contains two independent, high-gain, internally frequency-compensated op-amps.
2. Wide Supply Voltage Range: It operates from 3V to 32V (single supply) or ±1.5V to ±16V (dual supply).
3. Low Input Bias Current: This makes it suitable for sensor interfacing.
4. Wide Temperature Range: Operates effectively over a temperature range of -40°C to +105°C.
5. Low Power Consumption: It is designed for battery-operated devices.
Typical applications include sensor signal processing, audio frequency signal amplification, and active filtering. Its robust performance under varied conditions makes it a popular choice in automotive, industrial, and consumer electronics.
Equivalent
The LM2904DR2G is a dual operational amplifier. Equivalent products include the LM358 series, such as LM358N, LM358P, and LM358D. Other equivalents are the UA2904, MC33072, and TL082. These alternatives offer similar dual op-amp functionalities and generally come in similar package types like SOIC or DIP, ensuring compatibility with typical circuit designs where the LM2904DR2G is used. Always verify specifications and packaging to ensure proper fit and performance.
Features
The LM2904DR2G is a dual operational amplifier designed for general-purpose applications. Key features include:
1. Low Power Consumption: It operates with low power, making it suitable for battery-powered devices.
2. Wide Supply Voltage Range: It supports a wide range of supply voltages from 3V to 32V, enhancing flexibility in different circuits.
3. Dual Op-Amp: Contains two op-amps in a single package, facilitating compact designs.
4. Low Input Offset Voltage: Offers precise voltage amplification due to low input offset voltage.
5. High Gain Bandwidth Product: Provides a wide frequency response, essential for high-speed operations.
6. Short-Circuit Protection: Built-in protection against short circuits increases durability and reliability.
7. Temperature Range: Operates effectively over a broad temperature range, suitable for various environmental conditions.
8. Small Package: Available in a compact SOIC-8 package, ideal for space-constrained applications.
These features make the LM2904DR2G suitable for a variety of applications, including signal processing, filtering, and amplification tasks.
1. Low Power Consumption: It operates with low power, making it suitable for battery-powered devices.
2. Wide Supply Voltage Range: It supports a wide range of supply voltages from 3V to 32V, enhancing flexibility in different circuits.
3. Dual Op-Amp: Contains two op-amps in a single package, facilitating compact designs.
4. Low Input Offset Voltage: Offers precise voltage amplification due to low input offset voltage.
5. High Gain Bandwidth Product: Provides a wide frequency response, essential for high-speed operations.
6. Short-Circuit Protection: Built-in protection against short circuits increases durability and reliability.
7. Temperature Range: Operates effectively over a broad temperature range, suitable for various environmental conditions.
8. Small Package: Available in a compact SOIC-8 package, ideal for space-constrained applications.
These features make the LM2904DR2G suitable for a variety of applications, including signal processing, filtering, and amplification tasks.
Pinout
The LM2904DR2G is a dual operational amplifier IC. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin configuration and functions:
1. Pin 1 - Output A: The output terminal for the first operational amplifier.
2. Pin 2 - Inverting Input A (-): The inverting input terminal for the first operational amplifier.
3. Pin 3 - Non-Inverting Input A (+): The non-inverting input terminal for the first operational amplifier.
4. Pin 4 - V- (GND): The negative power supply terminal, often connected to ground.
5. Pin 5 - Non-Inverting Input B (+): The non-inverting input terminal for the second operational amplifier.
6. Pin 6 - Inverting Input B (-): The inverting input terminal for the second operational amplifier.
7. Pin 7 - Output B: The output terminal for the second operational amplifier.
8. Pin 8 - V+: The positive power supply terminal.
The LM2904DR2G is commonly used in signal conditioning, filtering, or other similar applications requiring two operational amplifiers in a single package.
1. Pin 1 - Output A: The output terminal for the first operational amplifier.
2. Pin 2 - Inverting Input A (-): The inverting input terminal for the first operational amplifier.
3. Pin 3 - Non-Inverting Input A (+): The non-inverting input terminal for the first operational amplifier.
4. Pin 4 - V- (GND): The negative power supply terminal, often connected to ground.
5. Pin 5 - Non-Inverting Input B (+): The non-inverting input terminal for the second operational amplifier.
6. Pin 6 - Inverting Input B (-): The inverting input terminal for the second operational amplifier.
7. Pin 7 - Output B: The output terminal for the second operational amplifier.
8. Pin 8 - V+: The positive power supply terminal.
The LM2904DR2G is commonly used in signal conditioning, filtering, or other similar applications requiring two operational amplifiers in a single package.
Manufacturer
The LM2904DR2G is manufactured by ON Semiconductor, which is now known as onsemi. Onsemi is a leading semiconductor supplier and specializes in designing and manufacturing a wide range of semiconductor components used in various applications and industries. The company focuses on providing energy-efficient and sustainable solutions, with products that include power and signal management, logic, discrete, and custom devices. These components are critical in automotive, industrial, cloud power, and Internet of Things (IoT) applications. Onsemi's emphasis on innovation and sustainability makes it a prominent player in the global electronics market.
Application
The LM2904DR2G is a dual operational amplifier commonly used in various applications. Its primary application areas include:
1. Signal Amplification: Used in audio and sensor signal processing.
2. Filter Design: Suitable for implementing low-pass, high-pass, and band-pass filters.
3. Voltage Follower: Functions as a buffer to prevent loading of preceding stages.
4. Analog Computation: Used in mathematical operations such as addition, subtraction, integration, and differentiation.
5. Data Acquisition Systems: Converts analog signals to digital form for microcontrollers.
6. Comparator Circuits: Employed in zero-crossing detectors and threshold detection.
7. Control Systems: Utilized in feedback loop systems for stability and response improvement.
Its versatility makes it suitable for both industrial and consumer electronics.
1. Signal Amplification: Used in audio and sensor signal processing.
2. Filter Design: Suitable for implementing low-pass, high-pass, and band-pass filters.
3. Voltage Follower: Functions as a buffer to prevent loading of preceding stages.
4. Analog Computation: Used in mathematical operations such as addition, subtraction, integration, and differentiation.
5. Data Acquisition Systems: Converts analog signals to digital form for microcontrollers.
6. Comparator Circuits: Employed in zero-crossing detectors and threshold detection.
7. Control Systems: Utilized in feedback loop systems for stability and response improvement.
Its versatility makes it suitable for both industrial and consumer electronics.
Package
The LM2904DR2G is an operational amplifier IC with a package type of SOIC-8 (Small Outline Integrated Circuit with 8 pins). This package is surface-mount and is commonly used for its compact size and efficient heat dissipation.