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LM211QDRQ1
+BOMIC DIFF COMPARATOR W/STRB 8-SOIC
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メーカーSTマイクロエレクトロニクス
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メーカー品番 #LM211QDRQ1
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パッケージ SOIC (D)-8
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在庫状況6346
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | Automotive, AEC-Q100 |
| ProductStatus | Active |
| Type | General Purpose |
| NumberofElements | 1 |
| OutputType | DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL |
| Voltage-SupplySingle/Dual(±) | 3.5V ~ 30V, ±1.75V ~ 15V |
| Voltage-InputOffset(Max) | 3mV @ ±15V |
| Current-InputBias(Max) | 0.1µA @ ±15V |
| Current-Output(Typ) | 50mA |
| Current-Quiescent(Max) | 6mA |
| OperatingTemperature | -40°C ~ 125°C |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| MountingType | Surface Mount |
概要
Description
The LM211QDRQ1 is a precision voltage comparator from Texas Instruments, designed for automotive and other high-reliability applications. It is part of the LM211 series, known for its versatility and robust performance. The device operates efficiently in a wide range of temperatures and can handle single or dual power supplies. Key features include low input offset voltage, fast response time, and high input impedance, making it suitable for precision applications.
The LM211QDRQ1 is housed in a small, surface-mount package, which is ideal for compact circuit designs. It provides TTL and CMOS compatible outputs, allowing easy integration into various digital systems. The device is also characterized by low power consumption, contributing to energy-efficient designs.
In automotive applications, the LM211QDRQ1 is particularly valued for its reliability and compliance with industry standards. It is AEC-Q100 qualified, ensuring its ability to withstand the harsh conditions often found in automotive environments. This makes it an excellent choice for use in safety-critical systems, such as engine control units and various sensor interfaces.
The LM211QDRQ1 is housed in a small, surface-mount package, which is ideal for compact circuit designs. It provides TTL and CMOS compatible outputs, allowing easy integration into various digital systems. The device is also characterized by low power consumption, contributing to energy-efficient designs.
In automotive applications, the LM211QDRQ1 is particularly valued for its reliability and compliance with industry standards. It is AEC-Q100 qualified, ensuring its ability to withstand the harsh conditions often found in automotive environments. This makes it an excellent choice for use in safety-critical systems, such as engine control units and various sensor interfaces.
Equivalent
The LM211QDRQ1 is a high-speed voltage comparator. Equivalent products include the LM311 series as well as the LM193, LM293, and LM393 series. These devices offer similar functionalities and are suitable for various applications requiring voltage comparison. When choosing a replacement, ensure compatibility in terms of package, pin configuration, and electrical characteristics specific to your application. Always check the datasheets for detailed specifications.
Features
The LM211QDRQ1 is a precision voltage comparator with key features suited for various automotive and industrial applications. It operates in a wide supply voltage range from 3 V to 32 V, making it versatile for different power environments. The device has a low input offset voltage, which enhances accuracy in voltage detection. It is designed to deliver fast response times and can operate over a wide temperature range, typically from -40°C to 125°C, ensuring reliability in harsh conditions.
The comparator offers open-collector outputs, enabling it to interface with logic circuits and drive loads up to 50 mA. It is also characterized by low power consumption, contributing to energy efficiency in battery-powered devices. The LM211QDRQ1 is available in a small, space-saving package, suitable for compact circuit designs. Additionally, it is AEC-Q100 qualified, indicating its compliance with automotive industry standards for quality and performance.
The comparator offers open-collector outputs, enabling it to interface with logic circuits and drive loads up to 50 mA. It is also characterized by low power consumption, contributing to energy efficiency in battery-powered devices. The LM211QDRQ1 is available in a small, space-saving package, suitable for compact circuit designs. Additionally, it is AEC-Q100 qualified, indicating its compliance with automotive industry standards for quality and performance.
Pinout
The LM211QDRQ1 is a precision comparator with a pin count of 8. It is designed for various applications where a reliable and precise voltage comparison is needed. Here’s a brief overview of its pin functions:
1. V+ (Supply Voltage Positive): Connects to the positive supply voltage.
2. GND (Ground): Connects to the ground or negative supply voltage.
3. Non-inverting Input (+): Receives the non-inverting voltage input for comparison.
4. Inverting Input (-): Receives the inverting voltage input for comparison.
5. Output: Delivers the comparator output, indicating whether the non-inverting input is higher than the inverting input.
6. Strobe: Used to control the output stages, often to disable the output.
7. V- (Supply Voltage Negative): Connects to the negative supply, often ground in single-supply configurations.
8. Balance/Strobe (optional): Can be used for offset voltage adjustment or as a second strobe input.
This configuration allows the LM211QDRQ1 to function effectively in various precision comparator applications.
1. V+ (Supply Voltage Positive): Connects to the positive supply voltage.
2. GND (Ground): Connects to the ground or negative supply voltage.
3. Non-inverting Input (+): Receives the non-inverting voltage input for comparison.
4. Inverting Input (-): Receives the inverting voltage input for comparison.
5. Output: Delivers the comparator output, indicating whether the non-inverting input is higher than the inverting input.
6. Strobe: Used to control the output stages, often to disable the output.
7. V- (Supply Voltage Negative): Connects to the negative supply, often ground in single-supply configurations.
8. Balance/Strobe (optional): Can be used for offset voltage adjustment or as a second strobe input.
This configuration allows the LM211QDRQ1 to function effectively in various precision comparator applications.
Manufacturer
The LM211QDRQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. Their products are utilized in various applications, including automotive, industrial, consumer electronics, and communications equipment. TI is known for its innovation in technology and its extensive portfolio of integrated circuits (ICs), which include amplifiers, data converters, sensors, and processors, among others. The company focuses on creating energy-efficient and reliable solutions to address the needs of various industries.
Application
The LM211QDRQ1 is a high-speed voltage comparator designed for automotive and industrial applications. Its key application areas include:
1. Voltage Monitoring: Used in automotive systems to monitor battery and sensor voltages.
2. Overcurrent Protection: Utilized in electrical circuits to detect overcurrent conditions.
3. Zero-Crossing Detectors: Implemented in AC power systems for detecting zero-voltage crossing.
4. Pulse Width Modulation (PWM): Used in motor control and power management systems.
5. Analog to Digital Conversion: Functions as a part of ADC circuits by comparing input voltage levels.
Its robust design and wide operating temperature range make it suitable for harsh environments typical in automotive and industrial settings.
1. Voltage Monitoring: Used in automotive systems to monitor battery and sensor voltages.
2. Overcurrent Protection: Utilized in electrical circuits to detect overcurrent conditions.
3. Zero-Crossing Detectors: Implemented in AC power systems for detecting zero-voltage crossing.
4. Pulse Width Modulation (PWM): Used in motor control and power management systems.
5. Analog to Digital Conversion: Functions as a part of ADC circuits by comparing input voltage levels.
Its robust design and wide operating temperature range make it suitable for harsh environments typical in automotive and industrial settings.
Package
The LM211QDRQ1 is packaged in a SOIC-8 (Small Outline Integrated Circuit) package. This surface-mount package is commonly used for integrated circuits and features 8 pins, making it suitable for various electronic applications.
