Overview
The LM2902NSR is a quad operational amplifier (op-amp) produced by Texas Instruments. It is part of the next-generation LM324B and LM2902B series, designed to offer improved specifications and reliability. This device is particularly suited for cost-sensitive applications that require high performance, low noise, and robust operation. The LM2902NSR features four high-voltage (up to 36V) op-amps, making it versatile for various industrial, automotive, medical, and consumer electronics applications.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package Type | 14-SOIC (Small Outline IC) |
| Pins | 14 |
| Operating Temperature Range | -40°C to 125°C |
| Supply Voltage Range | 3V to 36V (B, BA versions) |
| Input Offset Voltage | ±2mV (BA version) / 3mV (B version) |
| ESD Rating | 2kV (HBM), 1.5kV (CDM) |
| Input Bias Current | 50nA maximum (across –40°C to 125°C) |
| Gain Bandwidth Product | 1.2MHz |
| Slew Rate | 0.5 V/µs |
| Current - Supply | 1.4mA |
| Current - Output / Channel | 60mA |
| Mounting Type | Surface Mount |
Key Features
- Next-Generation Op-Amps: B versions are drop-in replacements for all versions of LM224, LM324, and LM2902.
- Improved Specifications: Low input offset voltage, high differential input voltage capability, and integrated RF and EMI filters.
- Wide Supply Range: Operates from 3V to 36V.
- Low Input Bias Current: Maximum of 50nA across the operating temperature range.
- High ESD Protection: 2kV (HBM) and 1.5kV (CDM).
- Common-Mode Input Voltage Range: Includes V-.
- Unity-Gain Stability: Ensures stable operation in unity-gain configurations.
Applications
- Industrial Control Systems: Suitable for high-performance and reliable operation in industrial environments.
- Automotive Electronics: Used in various automotive applications due to its robust specifications and wide operating range.
- Medical Devices: Ideal for medical equipment requiring low noise and high accuracy.
- Consumer Products: Applied in consumer electronics where cost-effectiveness and reliability are crucial.
Q & A
- What is the LM2902NSR? The LM2902NSR is a quad operational amplifier produced by Texas Instruments, designed for reliable performance in various applications.
- What is the operating temperature range of the LM2902NSR? The operating temperature range is -40°C to 125°C.
- What is the supply voltage range for the LM2902NSR? The supply voltage range is 3V to 36V.
- What is the input offset voltage of the LM2902NSR? The input offset voltage is ±2mV (BA version) / 3mV (B version).
- Does the LM2902NSR have ESD protection? Yes, it has an ESD rating of 2kV (HBM) and 1.5kV (CDM).
- What is the gain bandwidth product of the LM2902NSR? The gain bandwidth product is 1.2MHz.
- Can the LM2902NSR be used in automotive applications? Yes, it is suitable for automotive electronics due to its robust specifications and wide operating range.
- Is the LM2902NSR available in surface-mount packaging? Yes, it comes in a 14-SOIC package designed for surface-mount technology.
- What are some common applications of the LM2902NSR? Common applications include industrial control systems, medical devices, and consumer products.
- Can the LM2902NSR replace older versions of LM224, LM324, and LM2902? Yes, the B versions of the LM2902NSR are drop-in replacements for all versions of LM224, LM324, and LM2902.
