사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Type | General Purpose |
| NumberofElements | 1 |
| OutputType | DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL |
| Voltage-SupplySingle/Dual(±) | 5V ~ 30V, ±2.5V ~ 15V |
| Voltage-InputOffset(Max) | 7.5mV @ ±15V |
| Current-InputBias(Max) | 0.25µA @ ±15V |
| Current-Quiescent(Max) | 7.5mA |
| OperatingTemperature | 0°C ~ 70°C |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| MountingType | Surface Mount |
개요
Description
The LM311DR2G is a voltage comparator integrated circuit commonly used in electronic applications. Manufactured by ON Semiconductor, it is designed to compare two input voltage levels and output a digital signal indicating which input is higher. The device operates over a wide range of supply voltages, typically from 3V to 32V, making it versatile for various applications.
Key features of the LM311DR2G include its fast response time, low input bias current, and the ability to drive TTL, MOS, and RTL logic levels. It also features a strobe capability, allowing users to enable or disable the comparator’s output as needed. The LM311DR2G comes in an 8-pin SOIC (Small Outline Integrated Circuit) package, which is compact and suitable for space-constrained designs.
Applications of the LM311DR2G include zero-crossing detectors, voltage level shifters, and general-purpose voltage comparison tasks in both consumer electronics and industrial devices. Its reliability, performance, and industry-standard design make it a popular choice among engineers and designers.
Key features of the LM311DR2G include its fast response time, low input bias current, and the ability to drive TTL, MOS, and RTL logic levels. It also features a strobe capability, allowing users to enable or disable the comparator’s output as needed. The LM311DR2G comes in an 8-pin SOIC (Small Outline Integrated Circuit) package, which is compact and suitable for space-constrained designs.
Applications of the LM311DR2G include zero-crossing detectors, voltage level shifters, and general-purpose voltage comparison tasks in both consumer electronics and industrial devices. Its reliability, performance, and industry-standard design make it a popular choice among engineers and designers.
Equivalent
The LM311DR2G is a voltage comparator. Equivalent products include:
1. LM311 from various manufacturers (e.g., Texas Instruments, ON Semiconductor).
2. LM393 a dual comparator, can serve as an alternative in some designs.
3. LT1011 from Analog Devices.
4. UA741, commonly used for similar applications, though it's an op-amp.
5. NTE909, a general-purpose comparator.
Ensure compatibility with your specific application by checking datasheets for electrical characteristics and pin configurations.
1. LM311 from various manufacturers (e.g., Texas Instruments, ON Semiconductor).
2. LM393 a dual comparator, can serve as an alternative in some designs.
3. LT1011 from Analog Devices.
4. UA741, commonly used for similar applications, though it's an op-amp.
5. NTE909, a general-purpose comparator.
Ensure compatibility with your specific application by checking datasheets for electrical characteristics and pin configurations.
Features
The LM311DR2G is a voltage comparator manufactured by ON Semiconductor. Key features of this component include:
1. Wide Supply Voltage Range: It operates from 3 V to 32 V for single supplies and from ±1.5 V to ±16 V for dual supplies.
2. High Speed: The response time is optimized for faster performance in various applications.
3. Low Input Offset Voltage: Ensures higher precision in voltage comparison.
4. Open Collector Output: Allows for easy interfacing with other components and the ability to drive loads or logic levels.
5. Low Power Consumption: Designed to be efficient in terms of power usage.
6. Common-Mode Input Voltage Range Includes Ground: This feature increases its versatility in different circuit configurations.
7. Wide Operating Temperature Range: -40°C to +85°C, making it suitable for various environmental conditions.
These features make the LM311DR2G suitable for applications such as signal conditioning, industrial control systems, and other electronic circuits requiring precise voltage comparison.
1. Wide Supply Voltage Range: It operates from 3 V to 32 V for single supplies and from ±1.5 V to ±16 V for dual supplies.
2. High Speed: The response time is optimized for faster performance in various applications.
3. Low Input Offset Voltage: Ensures higher precision in voltage comparison.
4. Open Collector Output: Allows for easy interfacing with other components and the ability to drive loads or logic levels.
5. Low Power Consumption: Designed to be efficient in terms of power usage.
6. Common-Mode Input Voltage Range Includes Ground: This feature increases its versatility in different circuit configurations.
7. Wide Operating Temperature Range: -40°C to +85°C, making it suitable for various environmental conditions.
These features make the LM311DR2G suitable for applications such as signal conditioning, industrial control systems, and other electronic circuits requiring precise voltage comparison.
Pinout
The LM311DR2G is a voltage comparator manufactured by ON Semiconductor. It is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The key functions of the pins are as follows:
1. Pin 1 (Ground/Negative Supply): Connects to the ground or the negative supply voltage.
2. Pin 2 (Non-Inverting Input): The positive input terminal for the comparator.
3. Pin 3 (Inverting Input): The negative input terminal for the comparator.
4. Pin 4 (V+ Supply/Positive Supply): Connects to the positive supply voltage.
5. Pin 5 (Strobe): Can be used to disable the output stage.
6. Pin 6 (Output): The output terminal of the comparator.
7. Pin 7 (Balance): Used for offset voltage adjustment or balancing.
8. Pin 8 (Balance/Strobe): Can be connected for offset balancing or used in conjunction with the strobe function.
The LM311 is used in applications that require comparison of voltages, such as zero-crossing detectors, level shifting, and signal detection. It allows for single or split power supply operation.
1. Pin 1 (Ground/Negative Supply): Connects to the ground or the negative supply voltage.
2. Pin 2 (Non-Inverting Input): The positive input terminal for the comparator.
3. Pin 3 (Inverting Input): The negative input terminal for the comparator.
4. Pin 4 (V+ Supply/Positive Supply): Connects to the positive supply voltage.
5. Pin 5 (Strobe): Can be used to disable the output stage.
6. Pin 6 (Output): The output terminal of the comparator.
7. Pin 7 (Balance): Used for offset voltage adjustment or balancing.
8. Pin 8 (Balance/Strobe): Can be connected for offset balancing or used in conjunction with the strobe function.
The LM311 is used in applications that require comparison of voltages, such as zero-crossing detectors, level shifting, and signal detection. It allows for single or split power supply operation.
Manufacturer
The manufacturer of the LM311DR2G is ON Semiconductor, now known as onsemi. onsemi is a global semiconductor company that designs, manufactures, and supplies a wide range of semiconductor components. These components are used in various applications, including automotive, industrial, cloud power, and Internet of Things (IoT). The company focuses on providing intelligent power and sensing technologies to help its customers improve energy efficiency, reduce emissions, and enhance safety.
Application
The LM311DR2G is a voltage comparator integrated circuit commonly used in various applications. It is suitable for zero-crossing detectors, voltage level detectors, and oscillators. It can be employed in analog-to-digital converters (ADCs) to compare analog signals with reference voltage levels. Additionally, the LM311DR2G finds applications in pulse-width modulation (PWM) circuits, signal conditioning, and sensor interfacing. It is also used in over-voltage and under-voltage protection circuits, motor control systems, and communication devices for signal detection and conditioning purposes. Its flexibility makes it ideal for industrial, automotive, and consumer electronics applications.
Package
The LM311DR2G is an integrated circuit in a SOIC-8 package. SOIC stands for Small Outline Integrated Circuit, which is a surface-mounted package type with eight pins.
