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STMicroelectronics 4-Channel Low Power Comparator 3 V to 30 V Surface Mount 16-Pin QFN LM2902Q4T
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 0.95mm |
| Length | 3.1mm |
| Model | LM2902Q4T |
| Width | 3.1mm |
| Mount Type | Surface |
| Series | LM2902 |
| Maximum Operating Temperature | 125°C |
| Package Type | QFN |
| Minimum Operating Temperature | -40°C |
| Number Of Channels | 4 |
| Comparator Type | Low Power |
| Pin Count | 16 |
| Maximum Supply Voltage | 30V |
| Minimum Supply Voltage | 3V |
| Supply Current | 3mA |
| Low input bias current | 20 nA |
| Low Input Offset Current | 2 nA |
| Wide gain bandwidth | 1.3 MHz |
| Supply current per amplifier | 375 μA |
| Single supply | 3 V to 30 V |
| Dual supplies | ± 1.5 V to ± 15 V |
Key Features
- Contains four independent, high-gain operational amplifiers with internal frequency compensation.
- Wide single supply voltage range from 3 V to 30 V enables flexible operation.
- Input common-mode voltage range includes negative rail for improved signal handling.
- Low supply current of 3 mA and 375 μA per amplifier reduces power consumption.
- Compact surface mount QFN package with 16 pins for easy PCB integration.
- Operating temperature range from -40°C to 125°C suited for harsh environments.
- Wide gain bandwidth of 1.3 MHz ensures high-speed signal processing.
- Low input bias and offset currents enhance precision for sensitive applications.
Product Description
STMicroelectronics LM2902Q4T is a 4-channel low power comparator optimized for automotive and industrial control applications. This device features four independent, internally frequency compensated operational amplifiers, designed to operate over a wide single power supply voltage range of 3 V to 30 V. It can also operate from split supplies ranging from ±1.5 V to ±15 V.
The compact 16-pin QFN surface mount package with dimensions 3.1 mm x 3.1 mm x 0.95 mm enables space-efficient PCB design. The comparator offers a wide input common-mode voltage range including the negative rail, enhancing signal flexibility.
With a low supply current of 3 mA total and just 375 μA per amplifier, the LM2902Q4T provides excellent power efficiency. It delivers a wide gain bandwidth of 1.3 MHz and low input bias current of 20 nA along with a low offset current of 2 nA, ensuring accurate signal amplification and comparison.
The device’s operational temperature range of -40°C to 125°C makes it suitable for demanding automotive and industrial environments. Its automotive and industrial control system compatibility makes it ideal for a variety of real-world electronics applications requiring precise and low-power signal comparison.
Contains four independent, frequency compensated operational amplifiers. Wide single supply voltage range from 3 V to 30 V. Input common-mode voltage includes negative rail. Low power consumption with 3 mA supply current.
16-pin QFN surface mount package for compact design. Operates over -40°C to 125°C temperature range. High gain bandwidth of 1.3 MHz for fast response. Low input bias and offset currents for precision. Supports dual supplies from ±1.5 V to ±15 V.
This comparator is widely used in automotive, industrial control, and other electronic systems needing reliable, low power, and high-precision signal comparison. Explore more quality Semiconductor Comparators and operational amplifiers in the Semiconductors category at EnvMart.
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Frequently Asked Questions
This model operates over a wide single supply voltage range from 3 V to 30 V, and it can also function with dual supplies ranging from ±1.5 V to ±15 V.
The LM2902Q4T is designed to operate within an extensive temperature range of -40°C to 125°C, making it suitable for harsh environments.
This unit features four independent channels, allowing for multiple signal comparisons simultaneously.
The total supply current for this comparator is 3 mA, with each amplifier consuming 375 μA.
It comes in a compact 16-pin QFN package with dimensions of 3.1 mm x 3.1 mm x 0.95 mm, facilitating easy PCB integration.
The LM2902Q4T offers a wide gain bandwidth of 1.3 MHz, ensuring high-speed signal processing capabilities.
This comparator features a low input bias current of 20 nA and a low input offset current of 2 nA, enhancing precision in sensitive applications.
Yes, it is optimized for automotive and industrial control applications, making it ideal for various electronic systems requiring reliable signal comparison.
The input common-mode voltage range includes the negative rail, which improves signal handling flexibility.
This model supports surface mounting, which is advantageous for space-efficient PCB designs.
The LM2902Q4T is manufactured in India.
This comparator is part of the LM2902 series, which includes various low power comparators.
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