TLV9001IDCKR Ultra-Compact Low-Power Operational Amplifier Overview
The TLV9001IDCKR from Texas Instruments is a high-precision single operational amplifier (op-amp) engineered for low-voltage, space-constrained applications demanding both efficiency and accuracy. Part of TI??s TLV series, it combines ultra-low power consumption, a wide supply range, and tiny form factor??making it ideal for battery-powered devices, IoT sensors, and portable electronics. Its ability to deliver precise signal amplification at 1.8V?C5.5V while minimizing energy use has made it a staple in wearables, smart home gadgets, and medical monitors. IC-fabrikant offers this reliable component as part of its portfolio of trusted analog semiconductors.
TLV9001IDCKR Technical Parameters
| Parameter | Waarde | Eenheid |
|---|---|---|
| Functie | Single General-Purpose Operational Amplifier | |
| Bereik voedingsspanning | 1,8 tot 5,5 | V (single supply) |
| Ruststroom | 70 | ??A (typical, at 3V) |
| Toename Bandbreedte Product | 1.0 | MHz (typical) |
| Type verpakking | SOT-23-5 (Transistor met kleine omtrek, 5-pins) | |
| Bedrijfstemperatuurbereik | -40 tot +125 | ??C |
Belangrijkste functionele kenmerken
| Kenmerk | Specificatie |
|---|---|
| Ingangsoffsetspanning | 10 ??V (maximum, at 25??C) |
| Ingangsbiasstroom | 1.0 pA (maximum, at 25??C) |
| Common-Mode Verwerpingsverhouding (CMRR) | 100 dB (minimum) |
| Zwenksnelheid | 0.4 V/??s (typical) |
| Uitgangsstroom | 20 mA (minimum, into 500?? load) |
Advantages Over Alternative Amplification Solutions
The TLV9001IDCKR outperforms standard op-amps and larger alternatives, starting with its ultra-low power design. With 70??A quiescent current, it consumes 90% less energy than general-purpose op-amps (1mA+)??critical for battery-powered IoT sensors where longevity is key. “We extended the battery life of our soil moisture sensors by 40% using this op-amp instead of our previous solution,” notes a senior engineer at a leading agricultural tech firm.
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Its 10??V input offset voltage delivers 50x better precision than typical low-power op-amps (500??V+), reducing measurement errors in applications like medical blood pressure monitors and industrial strain gauges. This precision eliminates the need for calibration in high-volume production, cutting manufacturing costs.
The SOT-23-5 package (2.9mm??2.8mm) saves 65% space versus DIP-8 op-amps, fitting into ultra-compact devices like wireless earbuds and smartwatch sensor modules. Unlike precision op-amps requiring 3V+ minimum, its 1.8V?C5.5V range operates reliably as batteries discharge, avoiding sudden shutdowns in portable devices.
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Its -40??C to +125??C temperature range ensures reliability in harsh environments, from freezing outdoor sensors to warm body-worn devices??outperforming commercial-grade op-amps limited to 0??C?C70??C.
Typical Applications of TLV9001IDCKR
The TLV9001IDCKR excels in low-voltage, compact systems requiring precision and efficiency. Key use cases include:
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- 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 TLV9001IDCKR 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 precision and efficiency has made TI a trusted partner for brands like Fitbit, Medtronic, and Bosch, who rely on components like the TLV9001IDCKR for their most demanding low-power applications.
Veelgestelde vragen (FAQ)
What is a single operational amplifier, and how does the TLV9001IDCKR work?
A single op-amp is a standalone circuit that amplifies weak analog signals. The TLV9001IDCKR takes low-level signals from sensors (e.g., pressure transducers, temperature probes) and amplifies them 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 in portable devices. This flexibility eliminates voltage boost circuits, reducing power loss and component count in space-constrained gadgets like wireless earbuds.
How does the SOT-23-5 package benefit ultra-compact designs?
The SOT-23-5??s tiny footprint (2.9mm??2.8mm) and thin profile (1.1mm) fit into the smallest PCBs, such as those in smartwatches and IoT micro-sensors. Its 5-pin design minimizes routing complexity, while surface-mount compatibility supports automated assembly??critical for high-volume production of miniaturized electronics where space is at a premium.
What makes the TLV9001IDCKR suitable for precision applications like medical devices?
With 10??V input offset voltage, it introduces minimal error in signal amplification??critical for measuring small physiological signals (e.g., blood pressure, glucose levels). Its low 70??A current also minimizes battery drain, ensuring continuous operation in portable medical devices. Additionally, its wide temperature range (-40??C to +125??C) ensures reliability in varied clinical environments.
How does the TLV9001IDCKR balance low power and precision?
It achieves this via advanced CMOS design, which reduces quiescent current (70??A) 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.