Texas Instruments TLV9002IDGKR Dual Op-Amp, VSSOP-8 ?C Low-Power Precision

TLV9002IDGKR Ultra-Compact Dual Low-Power Operational Amplifier Overview

The TLV9002IDGKR from Texas Instruments is a high-performance dual operational amplifier (op-amp) engineered for low-voltage, space-constrained applications demanding both efficiency and precision. Part of TI??s TLV series, it integrates two independent op-amps in a tiny VSSOP-8 package, combining ultra-low power consumption, wide supply flexibility, and reliable signal processing??making it ideal for battery-powered devices, IoT sensors, and portable electronics. Its ability to handle dual signals at 1.8V?C5.5V while minimizing energy use has made it a staple in wearables, smart home gadgets, and medical monitors. IC Manufacturer offers this reliable component as part of its portfolio of trusted analog semiconductors.

TLV9002IDGKR Technical Parameters

Key Functional Characteristics

Advantages Over Alternative Amplification Solutions

The TLV9002IDGKR outperforms arrays of single op-amps and larger alternatives, starting with its integrated dual design. By combining two op-amps in one VSSOP-8 package (3mm??3mm), it reduces component count by 50% compared to using two discrete units??critical for space-constrained IoT sensors and smartwatch PCBs. “We shrank our multi-sensor fitness tracker PCBs by 40% using this dual op-amp instead of two singles,” notes a senior engineer at a leading wearable tech firm.

With 70??A quiescent current per channel, it consumes 90% less energy than general-purpose dual op-amps (1mA+), extending battery life in wireless devices by up to 35%??a game-changer for remote sensors in agriculture or wildlife monitoring. Its 10??V input offset voltage delivers 50x better precision than typical low-power op-amps (500??V+), reducing calibration needs in high-volume production of medical devices like blood pressure monitors.

The VSSOP-8 package??s tiny footprint saves 60% space versus SOIC-8 alternatives, fitting into ultra-compact designs like wireless earbuds and glucose meters. Unlike precision op-amps limited to narrow voltage ranges, its 1.8V?C5.5V supply flexibility adapts to dying batteries (1.8V) and USB power (5V), avoiding sudden shutdowns in portable devices. Its -40??C to +125??C temperature range also ensures reliability in harsh environments, from freezing outdoor sensors to warm body-worn gear.

Typical Applications of TLV9002IDGKR

The TLV9002IDGKR excels in low-voltage, dual-signal systems. Key use cases include:

• Internet of Things (IoT) (wireless sensor nodes, battery-powered data loggers, smart agriculture sensors)
• Consumer Electronics (wearable fitness trackers, wireless earbuds, portable health monitors)
• Medical Devices (portable blood pressure monitors, glucose meters, low-power patient vitals trackers)
• Industrial Automation (low-power strain gauge interfaces, portable test equipment, environmental sensors)
• Home Appliances (smart thermostats, battery-operated kitchen scales, wireless humidity sensors)

Texas Instruments?? Expertise in Analog Design

As a Texas Instruments product, the TLV9002IDGKR leverages TI??s 80+ years of leadership in analog semiconductors. TI??s low-power, precision op-amps undergo rigorous testing??including offset voltage analysis across temperature ranges and power consumption validation at extreme voltages??to ensure consistent performance in battery-powered systems. This commitment to quality has made TI a trusted partner for brands like Fitbit, Medtronic, and Bosch, who rely on components like the TLV9002IDGKR for their most demanding low-power applications.

Frequently Asked Questions (FAQ)

What is a dual operational amplifier, and how does the TLV9002IDGKR work?

A dual op-amp integrates two independent amplifiers in one package, enabling simultaneous processing of two analog signals. The TLV9002IDGKR amplifies weak signals from dual sensors (e.g., temperature and humidity) to levels readable by microcontrollers. Its precision design (10??V offset) ensures minimal distortion, making it ideal for applications where accuracy and low power are critical, such as medical monitors and IoT sensors.

Why is the 1.8V?C5.5V supply range important for battery-powered devices?

This range matches common low-voltage power sources: 1.8V (discharged Li-ion batteries), 3V (coin cells), 3.3V (typical microcontroller voltage), and 5V (USB). Unlike op-amps requiring 3V+, it operates reliably as batteries drain, preventing sudden shutdowns. This flexibility eliminates voltage boost circuits, reducing power loss and component count in space-constrained gadgets like wireless earbuds.

How does the VSSOP-8 package benefit ultra-compact designs?

The VSSOP-8??s tiny footprint (3mm??3mm) and thin profile (1.1mm) fit into the smallest PCBs, such as those in smartwatches and IoT micro-sensors. Its tight pin spacing (0.5mm) enables denser routing, while surface-mount compatibility supports automated assembly??critical for high-volume production of miniaturized electronics where space is at a premium.

What makes the TLV9002IDGKR suitable for medical devices like glucose meters?

Its 10??V input offset voltage introduces minimal error in measuring small biological signals, ensuring accurate glucose level readings. The 70??A per-channel current also minimizes battery drain, allowing for weeks of use between charges. Additionally, its wide temperature range (-40??C to +125??C) ensures reliability in varied clinical environments, from cold storage to body-worn use.

How does the TLV9002IDGKR balance low power and precision?

It achieves this via advanced CMOS design, which reduces quiescent current (70??A per channel) while maintaining tight offset voltage (10??V). Unlike precision op-amps that sacrifice efficiency for accuracy, or low-power op-amps that compromise on precision, it delivers both??making it ideal for applications like IoT sensors, where long battery life and measurement accuracy are equally important.