• LM2902DR SOIC-14
LM2902DR SOIC-14

LM2902DR

Op Amp Quad High Gain Amplifier ±13V/26V 14-Pin SOIC T/R

Quantity Unit Price(USD) Ext. Price
5 $0.096 $0.48
50 $0.080 $4.00
150 $0.071 $10.65
500 $0.063 $31.50
2500 $0.056 $140.00
5000 $0.054 $270.00

Inventory:5,471

*The price is for reference only.
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Overview of LM2902DR

The LM2902DR is a quad operational amplifier IC with low power consumption and wide operating voltage range. It combines four independent amplifiers in a single package, suitable for various analog circuit applications.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • OUT1: Output of Amplifier 1
  • -VCC: Negative Power Supply
  • +VCC: Positive Power Supply
  • IN1-: Inverting Input of Amplifier 1
  • IN1+: Non-Inverting Input of Amplifier 1
  • IN2-: Inverting Input of Amplifier 2
  • IN2+: Non-Inverting Input of Amplifier 2
  • OUT2: Output of Amplifier 2
  • IN3-: Inverting Input of Amplifier 3
  • IN3+: Non-Inverting Input of Amplifier 3
  • OUT3: Output of Amplifier 3
  • IN4-: Inverting Input of Amplifier 4
  • IN4+: Non-Inverting Input of Amplifier 4
  • OUT4: Output of Amplifier 4

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LM2902DR IC for a visual representation.

Key Features

  • Quad Operational Amplifiers: Integrates four independent operational amplifiers in one package for versatility.
  • Low Power Consumption: Operates with low power requirements, suitable for power-sensitive applications.
  • Wide Operating Voltage Range: Supports supply voltages from ±1.5V to ±18V for flexibility in circuit design.
  • High Open-Loop Gain: Offers high open-loop gain for accurate signal amplification.
  • Unity-Gain Stable: Ensures stability at unity gain, making it suitable for various feedback configurations.

Note: For detailed technical specifications, please refer to the LM2902DR datasheet.

Application

  • Signal Conditioning: Ideal for signal amplification and filtering in sensor applications.
  • Active Filters: Suitable for implementing active filter circuits for frequency response shaping.
  • Instrumentation Amplifiers: Used in instrumentation amplifier configurations for precision measurement applications.

Functionality

The LM2902DR provides four independent operational amplifiers in a single package, enabling the amplification and processing of analog signals in various applications.

Usage Guide

  • Power Supply: Connect +VCC and -VCC pins to the positive and negative power supplies, respectively.
  • Input Connections: Connect input signals to the respective non-inverting and inverting input pins of the amplifiers.
  • Output Handling: Utilize the output pins for amplified signal output from each amplifier.

Frequently Asked Questions

Q: What is the typical input offset voltage of the LM2902DR?
A: The LM2902DR has a typical input offset voltage of 2mV.

Q: Can the LM2902DR be used in single-supply applications?
A: Yes, the LM2902DR can be operated in single-supply configurations with appropriate biasing.

Equivalent

For similar functionalities, consider these alternatives to the LM2902DR:

  • LM324N: A quad operational amplifier IC offering comparable performance to the LM2902DR.
  • TL084CN: This IC provides four independent operational amplifiers with JFET inputs, suitable for precision applications.

LM2902DR

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Number of channels 4 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 26
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 3 Rail-to-rail In to V-
GBW (typ) (MHz) 1.2 Slew rate (typ) (V/µs) 0.5
Vos (offset voltage at 25°C) (max) (mV) 7 Iq per channel (typ) (mA) 0.175
Vn at 1 kHz (typ) (nV√Hz) 35 Rating Catalog
Operating temperature range (°C) -40 to 125 Features Standard Amps
Input bias current (max) (pA) 250000 CMRR (typ) (dB) 80
Iout (typ) (A) 0.04 Architecture Bipolar
Input common mode headroom (to negative supply) (typ) (V) 0 Input common mode headroom (to positive supply) (typ) (V) -1.5
Output swing headroom (to negative supply) (typ) (V) 0.005 Output swing headroom (to positive supply) (typ) (V) -2

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