LM2902DR2G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Operational Amplifier
• Characteristics:
  • Low power consumption
  • Wide supply voltage range
  • High input impedance
  • Rail-to-rail output swing
• Package: SOIC-14
• Essence: Quad Operational Amplifier
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: ±1.5V to ±16V
• Input Offset Voltage: 2mV (maximum)
• Input Bias Current: 45nA (maximum)
• Input Offset Current: 5nA (maximum)
• Gain Bandwidth Product: 1.3MHz (typical)
• Slew Rate: 0.6V/µs (typical)
• Common Mode Rejection Ratio: 65dB (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LM2902DR2G has a total of 14 pins arranged as follows:

___________ VCC | 1 14 | OUT A IN A(+) | 2 13 | IN D(-) IN A | 3 12 | IN D(+) IN A(-) | 4 11 | OUT D GND | 5 10 | VCC OUT B | 6 9 | IN C(-) IN B(+) | 7 8 | IN C(+) ‾‾‾‾‾‾‾‾‾‾‾‾

Functional Features

• Quad operational amplifier in a single package
• Low power consumption makes it suitable for battery-powered applications
• Wide supply voltage range allows for flexibility in various circuits
• High input impedance minimizes loading effects on the signal source
• Rail-to-rail output swing enables maximum dynamic range

Advantages and Disadvantages

Advantages: - Compact package with multiple amplifiers saves board space - Low power consumption extends battery life - Wide supply voltage range increases versatility - High input impedance reduces signal distortion

Disadvantages: - Limited gain bandwidth product compared to higher-end operational amplifiers - Lower slew rate may limit its use in high-frequency applications

Working Principles

The LM2902DR2G is a quad operational amplifier that amplifies the difference between two input voltages. It operates by using internal transistors to amplify the voltage difference and provide an output voltage proportional to this difference. The amplifier can be configured in various ways to suit different circuit requirements.

Detailed Application Field Plans

The LM2902DR2G is commonly used in the following applications: 1. Signal conditioning circuits 2. Active filters 3. Voltage comparators 4. Oscillators 5. Instrumentation amplifiers

Detailed and Complete Alternative Models

Some alternative models to the LM2902DR2G are: 1. LM324: Similar quad operational amplifier with a wider temperature range 2. TL074: Higher-performance quad operational amplifier with lower noise and distortion 3. MCP6004: Low-power quad operational amplifier with rail-to-rail input/output capability

These alternative models offer similar functionality but may have different specifications and performance characteristics.

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