Overview
The LM2902N, produced by Texas Instruments, is a quad general-purpose operational amplifier. This component is designed to operate from a single supply or split supply over a wide range of voltages, making it versatile for various applications. It consists of four independent, high-gain, frequency-compensated operational amplifiers, each capable of operating within a broad voltage range.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 4 |
| Package Type | PDIP-14 |
| Maximum Temperature | 125 °C |
| Minimum Temperature | -40 °C |
| Mounting Type | THT (Through-Hole Technology) |
| Supply Voltage Range | 3 V to 26 V (or ±1.5 V to ±13 V) |
| Input Common-Mode Voltage Range | 0 V to VCC - 1.5 V |
| Input Offset Voltage | -1.5 mV to 7.0 mV |
| Input Offset Current | -3.0 nA to 50 nA |
| Input Bias Current | -40 nA to 250 nA |
| Supply Current | 0.7 mA to 3 mA |
| Large Signal Voltage Gain | 25 to 100 V/mV |
| Output Voltage Swing | 22 V to 28 V (RL = 2 kΩ) |
| Bandwidth (Unity Gain) | 1 MHz |
| Slew Rate | 0.5 V/μs |
| RoHS Compliance | Yes |
Key Features
- Low supply-current drain independent of supply voltage
- Wide power supply range: single supply 3 V to 32 V or split supply ±1.5 V to ±15 V
- High DC voltage gain: 100 dB
- Wide bandwidth (unity gain): 1 MHz
- Temperature-compensated
- Low input offset voltage and current
- High common-mode rejection ratio: 70 dB to 85 dB
Applications
- Blu-ray players and home theaters
- Chemical and gas sensors
- Field transmitters: temperature sensors
- Oscilloscopes
Q & A
- What is the LM2902N operational amplifier?
The LM2902N is a quad general-purpose operational amplifier produced by Texas Instruments, designed to operate from a single or split supply over a wide range of voltages.
- What is the package type of the LM2902N?
The LM2902N comes in a PDIP-14 package.
- What is the operating temperature range of the LM2902N?
The operating temperature range is from -40 °C to 125 °C.
- What is the supply voltage range for the LM2902N?
The supply voltage range is from 3 V to 26 V (or ±1.5 V to ±13 V).
- What is the input common-mode voltage range for the LM2902N?
The input common-mode voltage range is from 0 V to VCC - 1.5 V.
- What is the typical input offset voltage of the LM2902N?
The typical input offset voltage is between -1.5 mV and 7.0 mV.
- What are some common applications of the LM2902N?
Common applications include Blu-ray players, home theaters, chemical and gas sensors, field transmitters, and oscilloscopes.
- Is the LM2902N RoHS compliant?
Yes, the LM2902N is RoHS compliant.
- What is the bandwidth (unity gain) of the LM2902N?
The bandwidth (unity gain) is 1 MHz.
- What is the slew rate of the LM2902N?
The slew rate is 0.5 V/μs.
