LP2901DR

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LP2901DR

IC COMPARATOR 4 GEN PUR 14SOIC

100% gốc & amp; Mới

24 giờ sẵn sàng để vận chuyển

Bảo hành 365 ngày

RFQ & amp; Nhận thêm Giảm giá

Thông số kỹ thuật

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

Tổng quan

Description

The LP2901DR is a low-power, precision voltage comparator designed for a range of applications, including battery-operated devices and portable electronics. It features a single-supply operation, allowing it to function effectively from low-voltage sources, typically down to 1.5V. This comparator is known for its high input impedance, low offset voltage, and fast response time, making it suitable for various signal processing applications.
Key specifications include a wide common-mode input voltage range, low supply current, and the ability to operate over a broad temperature range. The LP2901DR is housed in a compact 8-pin SOIC package, facilitating easy integration into circuit boards. Its applications include level shifting, zero-crossing detection, and system monitoring, making it a versatile choice for engineers seeking efficient and reliable signal comparison solutions in their designs.

Features

The LP2901DR is a low-power, single operational amplifier with several key features:
1. Operating Range: It operates over a wide supply voltage range of ±1.5V to ±18V.
2. Low Supply Current: It typically consumes only 250 µA of supply current, making it suitable for battery-operated devices.
3. Input Voltage Range: The input common-mode voltage range includes the negative supply, allowing for ground-referenced signals.
4. Output Drive Capability: It can drive capacitive loads and offers a low output impedance, ensuring stable performance.
5. Gain Bandwidth Product: The typical gain bandwidth is around 1 MHz, allowing for various signal processing applications.
6. High Slew Rate: It features a slew rate of 0.5 V/µs, enabling it to handle fast signal changes.
7. Package: Available in an 8-pin SOIC package, which is compact for space-constrained applications.
These features make the LP2901DR suitable for various applications in audio, signal conditioning, and data acquisition systems.

Package

The LP2901DR is packaged in a SOIC-8 (Small Outline Integrated Circuit) format. This surface-mount package features eight pins and is designed for compact applications, providing efficient space usage on PCBs.

Pinout

The LP2901DR is a precision voltage reference and comparator with a total of 8 pins.
### Pin Count:
- 8 Pins
### Pin Functions:
1. Inverting Input (−): Connects to the input signal for comparison.
2. Non-Inverting Input (+): Connects to a reference voltage.
3. Output: Provides the output of the comparator.
4. V- (Ground): Connects to the negative supply or ground.
5. V+ (Positive Supply): Connects to the positive power supply.
6. Compensation: Used for frequency compensation to stabilize the circuit.
7. Offset Null: For adjusting the offset voltage.
8. NC (No Connection): Not connected; can be left floating or used for mechanical stability.
The device is commonly utilized for applications requiring high precision and low offset voltage in comparison tasks.

Manufacturer

The LP2901DR is manufactured by Texas Instruments (TI), a prominent American technology company. Founded in 1930, Texas Instruments designs and produces a wide range of semiconductor products, including analog, digital signal processing, and embedded processing chips. The company serves various industries, such as automotive, industrial, communications, and consumer electronics. Texas Instruments is known for its innovation in analog and mixed-signal technologies, contributing significantly to advancements in electronics and digital systems.

Application

The LP2901DR is a low-power, precision voltage reference and operational amplifier used in various applications, including signal conditioning, sensor interfacing, data acquisition systems, and active filtering. Its low offset voltage and high accuracy make it suitable for precision analog circuits in medical devices, industrial automation, and consumer electronics. Additionally, it can be utilized in battery-operated devices due to its low power consumption.

Equivalent

The LP2901DR is a low-dropout (LDO) voltage regulator. Its equivalent products include the TLV1117, LM1117, and MCP1700. Each of these offers similar voltage regulation features with variations in output current, dropout voltage, and package options. Always check specific datasheets for compatibility and performance characteristics.

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