Overview
The LM2902KVQPWRG4 is a quad operational amplifier produced by Texas Instruments. It is part of the next-generation LM2902B series, which offers improved specifications and enhanced performance compared to its predecessors. This device is designed to operate from a single supply or split supplies over a wide range of voltages, making it versatile for various applications. The LM2902KVQPWRG4 features four independent high-gain, frequency-compensated operational amplifiers, each with low input offset voltage and high differential input voltage capability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | TSSOP (PW) | - |
| Pins | 14 | - |
| Operating Temperature Range | -40 to 125 | °C |
| Supply Voltage Range | 3 to 26 | V |
| Input Offset Voltage | ±3 mV (typical), ±2 mV (BA version) | mV |
| Input Bias Current | 50 nA (maximum) | nA |
| ESD Rating | 2 kV (HBM), 1.5 kV (CDM) | kV |
| Common-Mode Input Voltage Range | Includes ground | - |
| Differential Input Voltage Range | Equal to maximum-rated supply voltage | - |
| Open-Loop Differential Voltage Amplification | 100 V/mV (typical) | V/mV |
| Quiescent Current per Amplifier | 240 µA (typical) | µA |
Key Features
- Next-generation versions of the industry-standard operational amplifiers LM324 and LM2902.
- Drop-in replacements for all versions of LM224, LM324, and LM2902.
- Improved specifications of B version, including low input offset voltage and high differential input voltage capability.
- Wide supply voltage range: 3 V to 26 V.
- Low input bias current: 50 nA maximum across –40°C to 125°C).
- Integrated EMI and RF filters for enhanced noise rejection).
- High ESD rating: 2 kV (HBM), 1.5 kV (CDM)).
- Unity-gain stable and high open-loop differential voltage amplification).
Applications
- Transducer amplifiers and DC amplification blocks).
- Conventional operational-amplifier circuits in single-supply-voltage systems).
- Digital multimeters and handheld devices).
- Field transmitters and temperature sensors).
- Motor control systems, including AC induction, brushed DC, brushless DC, and stepper motors).
- Oscilloscopes and TV systems (LCD and digital)).
- Weigh scales and Modbus controllers).
Q & A
- What is the operating temperature range of the LM2902KVQPWRG4?
The operating temperature range is -40°C to 125°C).
- What is the supply voltage range for the LM2902KVQPWRG4?
The supply voltage range is 3 V to 26 V).
- What is the typical input offset voltage for the LM2902KVQPWRG4?
The typical input offset voltage is ±3 mV, with ±2 mV for the BA version).
- What is the maximum input bias current for the LM2902KVQPWRG4?
The maximum input bias current is 50 nA across –40°C to 125°C).
- Does the LM2902KVQPWRG4 have integrated EMI and RF filters?
- What is the ESD rating for the LM2902KVQPWRG4?
The ESD rating is 2 kV (HBM) and 1.5 kV (CDM)).
- Can the LM2902KVQPWRG4 be used in single-supply-voltage systems?
- What are some common applications for the LM2902KVQPWRG4?
- Is the LM2902KVQPWRG4 unity-gain stable?
- Can the LM2902KVQPWRG4 replace older versions of LM224, LM324, and LM2902?
