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LP2901DR
+BOMIC COMPARATOR 4 GEN PUR 14SOIC
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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 #LP2901DR
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在庫状況5855
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 |
| Part Status | Active |
| Type | Standard (General Purpose) |
| Number of Elements | 4 |
| Output Type | CMOS, MOS, Open-Collector |
| Voltage - Supply, Single / Dual (±) | 3V ~ 30V |
| Voltage - Input Offset (Max) | 5mV @ 30V |
| Current - Input Bias (Max) | 0.025µA @ 5V |
| Current - Output (Typ) | 30mA @ 5V |
| Current - Quiescent (Max) | 100µA |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 14-SOIC |
| Base Product Number | LP2901 |
概要
Description
The LP2901DR is a precision voltage comparator designed for low-power applications. It features a wide supply voltage range, typically from 2 to 36 volts, and operates with low supply current, making it ideal for battery-operated devices. The LP2901DR boasts a fast response time with a propagation delay of around 1 microsecond, ensuring quick signal processing.
This comparator has a single-ended output, which can drive TTL and CMOS logic levels, and offers a high input impedance, minimizing the load on the input signal. Additionally, it provides a low offset voltage, ensuring accurate voltage comparisons. The device is housed in a small package (DIP or SOIC), making it suitable for compact electronic designs.
Key applications include voltage level detection, zero-crossing detection, and signal conditioning in various electronic circuits. Overall, the LP2901DR is a reliable choice for engineers seeking a versatile and efficient comparator for their designs.
This comparator has a single-ended output, which can drive TTL and CMOS logic levels, and offers a high input impedance, minimizing the load on the input signal. Additionally, it provides a low offset voltage, ensuring accurate voltage comparisons. The device is housed in a small package (DIP or SOIC), making it suitable for compact electronic designs.
Key applications include voltage level detection, zero-crossing detection, and signal conditioning in various electronic circuits. Overall, the LP2901DR is a reliable choice for engineers seeking a versatile and efficient comparator for their designs.
Equivalent
The LP2901DR is a low-dropout voltage regulator (LDO). Equivalent products include the LM1117 MCP1700, and TL1117. Other alternatives are the MIC5205 and LM317, although they may differ slightly in specifications such as output current and dropout voltage. Always check the datasheets for compatibility with your specific application needs.
Features
The LP2901DR is a precision, low-power, single operational amplifier designed for use in a variety of applications. Key features include:
1. Low Offset Voltage: Provides high accuracy and stability in signal processing applications.
2. Rail-to-Rail Output: Allows for output voltage swing close to the supply rails, maximizing dynamic range.
3. Low Power Consumption: Ideal for battery-powered devices, with a typical supply current of just 20 µA.
4. Wide Supply Voltage Range: Operates with a supply voltage from 2.7V to 36V, accommodating various applications.
5. High Gain Bandwidth Product: Offers a wide frequency response, making it suitable for amplifying both low and high-frequency signals.
6. Temperature Range: Rated for operation from -40°C to +125°C, suitable for industrial and automotive applications.
7. Single/Dual Supply Operation: Can operate with a single or dual power supply, enhancing flexibility in design.
Overall, the LP2901DR is an efficient and versatile op-amp, suitable for precision signal conditioning and amplification tasks.
1. Low Offset Voltage: Provides high accuracy and stability in signal processing applications.
2. Rail-to-Rail Output: Allows for output voltage swing close to the supply rails, maximizing dynamic range.
3. Low Power Consumption: Ideal for battery-powered devices, with a typical supply current of just 20 µA.
4. Wide Supply Voltage Range: Operates with a supply voltage from 2.7V to 36V, accommodating various applications.
5. High Gain Bandwidth Product: Offers a wide frequency response, making it suitable for amplifying both low and high-frequency signals.
6. Temperature Range: Rated for operation from -40°C to +125°C, suitable for industrial and automotive applications.
7. Single/Dual Supply Operation: Can operate with a single or dual power supply, enhancing flexibility in design.
Overall, the LP2901DR is an efficient and versatile op-amp, suitable for precision signal conditioning and amplification tasks.
Pinout
The LP2901DR is a precision voltage comparator with a pin count of 8. Its main functions include comparing two input voltage levels and providing a digital output based on the comparison.
### Pin Functions:
1. Pin 1 (V-): Negative power supply input.
2. Pin 2 (Inverting Input -): One input for voltage comparison.
3. Pin 3 (Non-inverting Input +): The other input for voltage comparison.
4. Pin 4 (Output): Digital output that indicates the result of the comparison.
5. Pin 5 (Offset Null): Used for offset voltage adjustment.
6. Pin 6 (V+): Positive power supply input.
7. Pin 7 (NC): No connection (not internally connected).
8. Pin 8 (NC): No connection (not internally connected).
The LP2901DR operates with a wide supply voltage range and is suitable for various applications, including signal conditioning and level detection.
### Pin Functions:
1. Pin 1 (V-): Negative power supply input.
2. Pin 2 (Inverting Input -): One input for voltage comparison.
3. Pin 3 (Non-inverting Input +): The other input for voltage comparison.
4. Pin 4 (Output): Digital output that indicates the result of the comparison.
5. Pin 5 (Offset Null): Used for offset voltage adjustment.
6. Pin 6 (V+): Positive power supply input.
7. Pin 7 (NC): No connection (not internally connected).
8. Pin 8 (NC): No connection (not internally connected).
The LP2901DR operates with a wide supply voltage range and is suitable for various applications, including signal conditioning and level detection.
Manufacturer
The LP2901DR is manufactured by Texas Instruments (TI), a major American technology company. Texas Instruments is known for its development and production of semiconductors and various integrated circuits, particularly in analog and embedded processing. Founded in 1930, the company has a long history of innovation in electronics, including the design of calculators and digital signal processing technologies.
TI operates in various markets, including industrial, automotive, personal electronics, communications, and enterprise systems. The LP2901DR is a low-power, single operational amplifier, widely used in applications that require precise signal amplification with low power consumption, such as sensors, battery-powered devices, and portable equipment. Texas Instruments is recognized for its commitment to quality and reliability in electronic components, making it a key player in the semiconductor industry.
TI operates in various markets, including industrial, automotive, personal electronics, communications, and enterprise systems. The LP2901DR is a low-power, single operational amplifier, widely used in applications that require precise signal amplification with low power consumption, such as sensors, battery-powered devices, and portable equipment. Texas Instruments is recognized for its commitment to quality and reliability in electronic components, making it a key player in the semiconductor industry.
Application
The LP2901DR is a low-power, precision voltage comparator widely used in various applications, including:
1. Voltage Level Detection: Monitoring battery levels and power supply voltages.
2. Signal Conditioning: Enhancing signal integrity in analog circuits.
3. Analog-to-Digital Converters (ADCs): Providing reference voltage or threshold detection.
4. Temperature Sensors: Interfacing with thermistors for temperature monitoring.
5. Overvoltage Protection: Detecting excessive voltage in power management systems.
6. Schmitt Triggers: Implementing hysteresis for noisy signal applications.
Its low supply current and wide input voltage range make it suitable for battery-operated devices and portable electronics.
1. Voltage Level Detection: Monitoring battery levels and power supply voltages.
2. Signal Conditioning: Enhancing signal integrity in analog circuits.
3. Analog-to-Digital Converters (ADCs): Providing reference voltage or threshold detection.
4. Temperature Sensors: Interfacing with thermistors for temperature monitoring.
5. Overvoltage Protection: Detecting excessive voltage in power management systems.
6. Schmitt Triggers: Implementing hysteresis for noisy signal applications.
Its low supply current and wide input voltage range make it suitable for battery-operated devices and portable electronics.
Package
The LP2901DR is packaged in a standard SO-8 (Small Outline 8) package type, which is a surface-mount configuration. This package is compact and designed for easy integration onto PCBs.
