LM2902KNSE4

Overview

Product Category: Integrated Circuit (IC)

Use: Operational Amplifier

Characteristics: - Low power consumption - Wide supply voltage range - High input impedance - Rail-to-rail output swing capability

Package: PDIP-14 (Plastic Dual In-Line Package)

Essence: The LM2902KNSE4 is a quad operational amplifier designed for general-purpose applications.

Packaging/Quantity: Available in tubes or tape and reel packaging. Quantity varies based on the supplier.

Specifications

• Supply Voltage Range: ±1.5V to ±16V
• Input Offset Voltage: 2 mV (maximum)
• Input Bias Current: 45 nA (maximum)
• Input Offset Current: 2 nA (maximum)
• Common Mode Rejection Ratio: 70 dB (minimum)
• Gain Bandwidth Product: 1.3 MHz (typical)
• Slew Rate: 0.6 V/µs (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM2902KNSE4 has a standard pin configuration with 14 pins. The pinout diagram is as follows:

__ __ OUT1 | 1 14 | VCC+ IN1- | 2 13 | OUT4 IN1+ | 3 12 | IN4- GND | 4 11 | IN4+ IN2- | 5 10 | OUT3 IN2+ | 6 9 | IN3- OUT2 | 7 8 | IN3+ -- --

Functional Features

• Quad independent high-gain operational amplifiers
• Low input offset voltage and offset current
• Wide common-mode and differential voltage ranges
• Unity-gain bandwidth of 1.3 MHz
• Low input bias and offset currents

Advantages and Disadvantages

Advantages: - Low power consumption makes it suitable for battery-powered applications - Wide supply voltage range allows flexibility in various circuit designs - High input impedance minimizes loading effects on the signal source - Rail-to-rail output swing capability enables maximum utilization of the supply voltage range

Disadvantages: - Limited gain bandwidth product compared to some specialized operational amplifiers - Slew rate may be insufficient for high-speed applications

Working Principles

The LM2902KNSE4 is based on a differential amplifier configuration, which amplifies the difference between two input voltages. It utilizes internal transistors and resistors to achieve amplification and provide desired characteristics such as low offset voltage and low power consumption.

Detailed Application Field Plans

The LM2902KNSE4 can be used in various applications, including but not limited to: - Signal conditioning circuits - Active filters - Voltage comparators - Oscillators - Instrumentation amplifiers - Sensor interfaces

Alternative Models

Some alternative models that offer similar functionality to the LM2902KNSE4 are: - LM324N - TL074CN - MC34074P - CA3140EZ - OP07CP

These alternatives can be considered based on specific requirements and availability.

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