Overview
The LM2902MX/NOPB is a low-power, quad-operational amplifier produced by Texas Instruments. This device is designed to offer high performance and reliability in a variety of applications. It features four independent operational amplifiers in a single package, making it a versatile component for multiple uses. The LM2902MX/NOPB is known for its wide power supply range, high DC voltage gain, and low power consumption, making it suitable for a broad range of electronic systems.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 4 |
| Bandwidth (Unity Gain) | 1 MHz |
| Power Supply Range | Single Supply: 3 V to 32 V (LM2902-N: 3 V to 26 V) |
| Supply Current | 0.7 mA to 1.2 mA (V+ = 5 V), 1.5 mA to 3 mA (V+ = 30 V) |
| Large Signal Voltage Gain | 50 to 100 V/mV (V+ = 15 V, RL ≥ 2 kΩ) |
| Common-Mode Rejection Ratio | 70 to 85 dB (DC, VCM = 0 V to V+ − 1.5 V) |
| Power Supply Rejection Ratio | 65 to 100 dB (V+ = 5 V to 30 V) |
| Input Offset Voltage | 10 mV (max) |
| Input Bias Current | 45 nA (typical) |
| Slew Rate | 0.5 V/μs (typical) |
| Operating Temperature Range | −40°C to +85°C |
Key Features
- Low power consumption with a supply current of 0.7 mA to 1.2 mA at 5 V and 1.5 mA to 3 mA at 30 V.
- High DC voltage gain of up to 100 dB.
- Wide bandwidth of 1 MHz at unity gain.
- Wide power supply range from 3 V to 32 V (26 V for LM2902-N).
- High common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR).
- Low input offset voltage of up to 10 mV.
- Low input bias current of 45 nA (typical).
- High slew rate of 0.5 V/μs (typical).
Applications
The LM2902MX/NOPB is suitable for a wide range of applications, including:
- Audio and video signal processing.
- Medical equipment and diagnostic devices.
- Industrial control systems and automation.
- Consumer electronics such as audio amplifiers and video processing units.
- Automotive systems requiring low power and high reliability.
Q & A
- What is the number of operational amplifiers in the LM2902MX/NOPB?
The LM2902MX/NOPB contains four independent operational amplifiers. - What is the bandwidth of the LM2902MX/NOPB at unity gain?
The bandwidth at unity gain is 1 MHz. - What is the power supply range for the LM2902MX/NOPB?
The power supply range is from 3 V to 32 V (3 V to 26 V for LM2902-N). - What is the typical supply current for the LM2902MX/NOPB at 5 V?
The typical supply current at 5 V is 0.7 mA to 1.2 mA. - What is the common-mode rejection ratio (CMRR) of the LM2902MX/NOPB?
The CMRR is 70 to 85 dB. - What is the maximum input offset voltage for the LM2902MX/NOPB?
The maximum input offset voltage is 10 mV. - What is the typical input bias current for the LM2902MX/NOPB?
The typical input bias current is 45 nA. - What is the slew rate of the LM2902MX/NOPB?
The slew rate is 0.5 V/μs (typical). - What is the operating temperature range for the LM2902MX/NOPB?
The operating temperature range is −40°C to +85°C. - In what types of applications is the LM2902MX/NOPB commonly used?
The LM2902MX/NOPB is commonly used in audio and video signal processing, medical equipment, industrial control systems, consumer electronics, and automotive systems.
