STMicroelectronics TSZ182IQ2T Dual Op-Amp, SOT23-8 Package for Precision IoT & Medical Sensing

STMicroelectronics TSZ182IQ2T Dual Op-Amp Overview for Precision 2-Channel Medical & IoT Circuits

The STMicroelectronics TSZ182IQ2T is a high-precision, low-power dual operational amplifier (op-amp) engineered for B2B applications that demand 2-channel signal accuracy, compact design, and regulatory compliance-targeted at Medical Devices (portable diagnostic monitors, patient vital sign modules), Internet of Things (IoT) (precision health wearables, 2-sensor agricultural nodes), and Industrial Automation (low-error measurement tools, process control circuits). It integrates critical features-two independent op-amp channels, 1.8V?C5.5V supply range, 220??V max input offset voltage per channel, 0.4mA max supply current per channel, SOT23-8 surface-mount package, and -40??C to +125??C operating temperature-to eliminate external calibration components and streamline high-precision, power-constrained 2-channel designs.

ile high-precision dual-channel signal conditioning (tuned for accuracy in battery-powered and micro-enclosure systems), it balances sub-millivolt signal integrity with low power draw and tiny PCB footprint. This makes it ideal for engineers prioritizing multi-channel precision (regulatory compliance for medical gear), battery life (long-running portable devices), and miniaturization (sub-8mm modules) in electronic circuits. As part of STMicroelectronics?? precision dual op-amp lineup-a series trusted by 230,000+ developers in medical tech and IoT sensing sectors-it meets strict quality benchmarks: RoHS 2 compliance, ISO 9001 certification, IEC 61000-6-3 EMC compliance (medical/industrial environments), and 8,100+ hours of reliability testing (including thermal drift, noise floor, and channel isolation validation).

Senior engineers at a leading medical diagnostic brand endorse it: ??This dual op-amp powers our blood glucose monitors?? 2-channel signal chain. The 220??V offset cuts reading error by 34%, and SOT23-8 fits our 6mm x 6mm module. It??s helped us meet FDA Class II standards and achieve 99.97% product yield.?? For more precision 2-channel components, visit IC Üreticisi.

Technical Parameters of STMicroelectronics TSZ182IQ2T

Key Technical Features of TSZ182IQ2T Dual Op-Amp

• 220??V Low Input Offset Voltage per Channel: Reduces error. A medical designer noted: ??Our blood glucose monitor error dropped from 7.5mg/dL to 4.95mg/dL-meeting FDA??s ??15% accuracy requirement for home-use devices.??
• 0.4mA Low Current per Channel: Saves power. An IoT agricultural brand shared: ??2-sensor soil node battery life rose from 11 days to 14.52 days-a 32% improvement-cutting field maintenance trips by a third.??
• SOT23-8 Ultra-Compact Package: Saves space. A diagnostic tool brand confirmed: ??PCB area used dropped by 55%-our dual-input voltage tester fits in 7mm x 7mm, down from 15.5mm x 15.5mm.??
• -40??C to +125??C Temp Range: Ensures stability. An industrial supplier said: ??Outdoor dual-pressure sensor accuracy drift dropped by 73%-warranty costs saved $270,000 yearly in manufacturing deployments.??
• 1.45MHz Bandwidth per Channel: Handles signals. A vital sign monitor brand explained: ??Captures 600Hz?C12kHz heart rate and oxygen signals clearly-no distortion, cutting ??unreliable data?? complaints by 44%.??

Advantages of TSZ182IQ2T vs. Typical Alternatives

Compared to two single-channel precision op-amps, high-power dual op-amps, and bulky DIP-package dual op-amps, the TSZ182IQ2T solves critical B2B pain points-backed by real customer feedback:

1. Fewer Components Than Two Single-Channel Precision Op-Amp: Using two single-channel op-amps requires two SOT23-5 packages and extra passives, increasing PCB space (15.5mm x 15.5mm vs. 7mm x 7mm) and assembly defects. The dual-channel design eliminates this. A medical monitor brand said: ??Our old two-single-op-amp vital sign monitor used 23 components-this dual model uses 15. Assembly defects dropped by 19%, and we added a LCD status display to the saved space, boosting user satisfaction by 30%.??

2. Longer Battery Life Than High-Power Dual Op-Amp: High-power dual op-amps (e.g., 1.1mA per channel) drain batteries fast in portable 2-channel tools, requiring weekly recharging. The 0.4mA low current cuts waste. A portable meter brand shared: ??Our old 1.1mA dual op-amp meter lasted 7 days-this 0.4mA model lasts 14.52 days. Field technicians report 32% less charging time, and we??ve secured a $1.7M contract with a utility company for 350+ meters.??

3. Smaller Footprint Than Bulky DIP-Package Dual Op-Amp: DIP-package dual op-amps (e.g., DIP8) take up 3.2x more PCB area than SOT23-8, forcing medical wearables to exceed size limits (e.g., 8mm x 8mm). The SOT23-8 package fixes this. A wearable health brand confirmed: ??Our old DIP8 dual op-amp heart rate monitor was 14mm thick-too big for comfortable wrist wear. This SOT23-8 model is 6.5mm thick, and we launched a slimmer version that grew sales by 38%.??

Typical Applications of STMicroelectronics TSZ182IQ2T

This high-precision dual op-amp excels in 2-channel accuracy-critical B2B designs-proven in these key use cases:

• Medical Devices (Portable Diagnostic Monitors): Low offset meets FDA standards, dual channels process vital signs. A medical brand confirmed: ??Glucose monitor error down by 34%, device size down by 55%.??
• Internet of Things (IoT) (2-Sensor Agricultural Nodes): Low current extends battery life, wide temp range resists weather. An IoT brand reported: ??Soil node battery life up by 32%, accuracy drift down by 73%.??
• Industrial Automation (Dual-Input Measurement Tools): High open-loop gain ensures accuracy, compact package fits handheld devices. An industrial brand shared: ??Voltage tester runtime up by 32%, assembly defects down by 19%.??
• Medical Devices (Patient Vital Sign Modules): Low noise preserves weak signals, compliance meets medical standards. A medical brand confirmed: ??ECG signal clarity up by 42%, FDA Class II certification achieved.??
• Internet of Things (IoT) (Precision Health Wearables): Compact package fits wearables, low voltage works with tiny batteries. An IoT brand noted: ??Heart rate tracker size down by 55%, battery life up by 32%.??

Frequently Asked Questions (FAQ) About STMicroelectronics TSZ182IQ2T

Why is dual-channel design important for medical vital sign monitors?

Medical vital sign monitors (e.g., heart rate + blood oxygen) need one op-amp per signal-using two single-channel op-amps adds components, PCB space, and assembly time, increasing costs and failure risks. The dual-channel design integrates both in one package. A medical engineer said: ??Our old two-single-op-amp monitor used 23 components and 15.5mm x 15.5mm PCB space-this dual model uses 15 components and 7mm x 7mm. We cut production costs by $2.30 per unit, making our monitors more accessible, and sales rose by 35%.??

How does 220??V input offset voltage benefit blood glucose monitors?

Blood glucose monitors require ??15% accuracy (e.g., 7.5mg/dL error for 100mg/dL reading) to meet FDA standards-high-offset dual op-amps (450??V) cause 11mg/dL error, failing compliance. 220??V offset cuts error to 4.95mg/dL. A diagnostic brand said: ??Our old 450??V offset monitor had 22% of readings rejected-this 220??V model has 4%. We now supply 9 major pharmacies, and glucose monitor sales increased by 42% in a year.??

What value does the SOT23-8 package add for portable IoT 2-sensor nodes?

Portable IoT 2-sensor nodes (e.g., soil moisture + temperature) need modules smaller than 8mm x 8mm to fit in field enclosures-using two single-channel op-amps (15.5mm x 15.5mm) is too large, and bulky DIP8 dual op-amps (14mm x 14mm) also exceed limits. The SOT23-8??s 7mm x 7mm size fixes this. An IoT brand said: ??Our old two-single-op-amp sensor node couldn??t fit in 8mm enclosures-this SOT23-8 dual model fits. We now supply 14 large farms, and agricultural sensor sales rose by 36%.??

How does the -40??C to +125??C temperature range benefit industrial dual-pressure sensors?

Industrial dual-pressure sensors (e.g., factory air + hydraulic) face temperatures from -39??C (winter) to +96??C (summer)-op-amps with narrower ranges (0??C?C85??C) drift 0.65psi in cold weather, causing process errors and downtime. The wide range limits drift to 0.175psi. An industrial supplier said: ??Our old 0??C?C85??C sensor caused 11% production downtime-this model has 3.2%. A major auto parts factory now uses our sensors, and industrial revenue increased by 33%.??

Why is 0.4mA per channel current useful for portable industrial meters?

Portable industrial meters (e.g., dual-input voltage testers) are used 8+ hours daily by field technicians-high-power dual op-amps (1.1mA per channel) drain batteries in 7 days, requiring weekly recharging. 0.4mA per channel extends life to 14.52 days. A tool brand said: ??Our old 1.1mA op-amp meter needed charging every 7 days-this 0.4mA model needs charging every 14 days. Field teams save 2.8 hours/week on charging, and we??ve added a new client with 350+ meters, growing revenue by 29%.??