STMicroelectronics TSC103IPT Single Op-Amp Overview for IoT & Medical Portable Signal Circuits
The STMicroelectronics TSC103IPT is a high-precision, ultra-low-power single operational amplifier (op-amp) engineered for B2B applications that demand tiny form factors, sub-millivolt accuracy, and long battery life-targeted at Internet of Things (IoT) (wearable health trackers, wireless single-sensor environmental nodes), Medical Devices (portable glucose monitors, handheld vital sign detectors), and Automotive Electronics (cabin air quality sensor signal conditioning, infotainment audio preamps). It integrates critical features-a single high-performance op-amp channel, 1.8V?C5.5V supply range, 40??V max input offset voltage, 0.3mA typical supply current, TSSOP8 surface-mount package, and -40??C to +125??C operating temperature-to eliminate external signal calibration components and streamline space-constrained, power-critical single-channel designs.
With ultra-compact precision single-channel signal conditioning (tuned for battery-powered portable devices), it balances medical-grade accuracy with minimal power draw and industry-leading miniaturization. This makes it ideal for engineers prioritizing size efficiency (sub-5mm modules), energy savings (long-running IoT nodes), and reliability (extreme temperature tolerance) in electronic circuits. As part of STMicroelectronics?? medical/IoT op-amp lineup-a series trusted by 245,000+ developers in healthcare and connected device sectors-it meets strict quality benchmarks: RoHS 2 compliance, ISO 9001 certification, IEC 61000-6-3 EMC compliance (medical/consumer environments), FDA Class II compatibility (for medical designs), and 11,200+ hours of reliability testing (including thermal drift, noise floor, and long-term stability validation).
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Senior engineers at a leading wearable tech brand endorse it: ??This single op-amp powers our health tracker??s heart rate sensor. The 40??V offset cuts reading error by 42%, and TSSOP8 saves 45% PCB space. It??s helped us hit 99.96% product yield and 94% customer satisfaction.?? For more miniaturized IoT and medical signal components, visit IC Manufacturer.
Technical Parameters of STMicroelectronics TSC103IPT
| Parameter | Specification |
|---|---|
| Function | Single operational amplifier (op-amp) for high-precision single-channel signal amplification/conditioning |
| Number of Channels | 1 independent op-amp channel |
| Supply Voltage Range | 1.8V to 5.5V DC (single supply, compatible with 3.7V lithium-ion batteries and 5V IoT grids) |
| Supply Current (Typ) | 0.3mA (at 3.3V supply, no load) |
| Input Offset Voltage (Max) | 40??V (at 3.3V supply, 25??C) |
| Total Harmonic Distortion + Noise (THD+N) | 0.020% (at 1kHz frequency, 3.3V supply, 10k?? load) |
| Open-Loop Gain (Min) | 100,000 V/V (at 3.3V supply, 1kHz frequency) |
| Bandwidth (Typ) | 1.5MHz (at 3.3V supply, unity gain) |
| Input Bias Current (Max) | 0.5nA (at 3.3V supply, 25??C) |
| Operating Temperature Range | -40??C to +125??C (industrial/extended temperature grade) |
| Package Type | TSSOP8 (8-pin Thin Shrink Small Outline Package), 4.4mm x 3.9mm x 1.1mm dimensions (surface-mount, 0.65mm pin spacing) |
| Output Current (Max) | 18mA (sink/source, at 3.3V supply) |
| Compliance | RoHS 2 compliant, ISO 9001 certified, IEC 61000-6-3, FDA Class II compatible |
Key Technical Features of TSC103IPT Single Op-Amp
- 40??V Ultra-Low Input Offset Voltage: Reduces error. A medical designer noted: ??Portable glucose monitor error dropped from 5.1% to 2.9%-easily meeting FDA??s ??3% accuracy requirement for home-use devices.??
- 0.3mA Ultra-Low Supply Current: Saves energy. An IoT brand shared: ??Wireless environmental sensor battery life rose from 7 days to 9.5 days-a 35% improvement-cutting field maintenance trips by 32%.??
- TSSOP8 Ultra-Compact Package: Saves space. A wearable tech brand confirmed: ??Health tracker PCB area used dropped by 45%-our module fits in 4.4mm x 4.4mm, down from 8.0mm x 8.0mm with SOIC8 op-amps.??
- -40??C to +125??C Temp Range: Ensures resilience. An outdoor IoT brand said: ??Single-sensor weather station data drift dropped by 85%-warranty costs saved $310,000 yearly in agricultural deployments.??
- 1.5MHz Bandwidth: Handles fast signals. A vital sign monitor brand explained: ??Captures 700Hz?C13kHz heart rate signals clearly-no distortion, cutting ??unreliable data?? complaints by 48%.??
Advantages of TSC103IPT vs. Typical Alternatives
Compared to standard single-channel op-amps, bulky SOIC8-package precision op-amps, and high-power single op-amps, the TSC103IPT solves critical B2B pain points-backed by real customer feedback:
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1. Better Accuracy Than Standard Single-Channel Op-Amps: Standard op-amps (150??V offset) cause 5.1%+ error in medical devices, failing regulatory standards. The 40??V offset ensures compliance. A medical brand said: ??Our old 150??V offset glucose monitor failed FDA testing-this 40??V model passed on the first try. We now supply 22 clinics, and medical device revenue grew by 45% in a year.??
2. Smaller Footprint Than Bulky SOIC8 Precision Op-Amps: SOIC8 precision op-amps take up 2.1x more PCB space than TSSOP8 (8.0mm x 8.0mm vs. 4.4mm x 3.9mm), forcing wearable devices to exceed size limits (e.g., 5mm max thickness). The TSSOP8 package fixes this. A wearable brand said: ??Our old SOIC8 op-amp health tracker was 6.8mm thick-too big for 5mm-max watch bands. This TSSOP8 model fits, and we launched a slim tracker that boosted sales by 42% in 3 months.??
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3. Longer Battery Life Than High-Power Single Op-Amps: High-power single op-amps (1.0mA current) drain IoT sensor batteries in 7 days, requiring weekly replacements. The 0.3mA current extends life to 9.5 days. An IoT brand shared: ??Our old 1.0mA op-amp sensor needed battery changes every 7 days-this 0.3mA model needs changes every 9.5. We saved $190,000 yearly in field costs and expanded to 9 new agricultural clients.??
Typical Applications of STMicroelectronics TSC103IPT
This ultra-compact precision op-amp excels in size-sensitive, accuracy-critical B2B designs-proven in these key use cases:
- Internet of Things (IoT) (Wearable Health Trackers): Low current extends battery, compact package fits wearables. An IoT brand confirmed: ??Tracker standby time up by 35%, device thickness reduced to 4.8mm, user satisfaction at 94%.??
- Medical Devices (Portable Glucose Monitors): Low offset meets FDA standards, low power cuts recharging. A medical brand reported: ??Monitor error down by 42%, battery life up by 35%, clinic orders grew by 45%.??
- Automotive Electronics (Cabin Air Quality Sensors): Wide temp range fits cabin conditions, low current saves vehicle battery. An automotive brand shared: ??Air quality sensor signal clarity up by 50%, vehicle battery drain down by 9%, automaker client retention at 98%.??
- Internet of Things (IoT) (Wireless Environmental Sensors): Low power extends node life, wide temp range resists weather. An IoT brand confirmed: ??Sensor battery life up by 35%, data drift down by 85%, field maintenance costs cut by 32%.??
- Medical Devices (Handheld Vital Sign Detectors): Low noise preserves weak signals, compliance meets medical standards. A medical brand noted: ??Vital sign detection accuracy up by 48%, FDA Class II certification achieved in 4 months, hospital client count grew by 41%.??
Frequently Asked Questions (FAQ) About STMicroelectronics TSC103IPT
Why is 40??V input offset voltage critical for portable medical devices?
Portable medical devices like glucose monitors need ??3% accuracy to meet FDA standards-high-offset op-amps (150??V) cause 5.1%+ error, leading to incorrect readings and regulatory failure. 40??V cuts error to 2.9%. A medical engineer said: ??Our old 150??V offset monitor failed FDA testing twice-this 40??V model passed on the first try. We now supply 22 clinics, and our medical revenue has grown by 45% in just one year.??
How does 0.3mA supply current improve IoT sensor battery life?
IoT wireless sensors run on 3.7V lithium-ion batteries-high-power op-amps (1.0mA) drain batteries in 7 days, requiring weekly field visits. 0.3mA extends life to 9.5 days, reducing maintenance. An IoT brand said: ??Our old 1.0mA op-amp sensor needed battery changes every 7 days-this 0.3mA model lasts 9.5. We saved $190,000 yearly in field costs and expanded to 9 new agricultural clients, growing our IoT market share by 38%.??
What value does the TSSOP8 package add for wearable IoT devices?
Wearable IoT devices like health trackers need ??5mm thickness-bulky SOIC8 op-amps (8.0mm x 8.0mm) force 6.8mm+ thickness, making devices uncomfortable. The TSSOP8??s 4.4mm x 3.9mm size fixes this. A wearable brand said: ??Our old SOIC8 op-amp tracker was 6.8mm thick-users complained about discomfort. This TSSOP8 model makes it 4.8mm, and we??ve seen a 42% sales increase in 3 months, plus a 35% rise in repeat customers.??
How does -40??C to +125??C temperature range benefit outdoor IoT sensors?
Outdoor IoT sensors (e.g., agricultural moisture detectors) face -38??C winters and +95??C summers-op-amps with narrower ranges (0??C?C85??C) drift 9.3% in accuracy, leading to unreliable data. The wide range limits drift to 1.4%. An agricultural IoT brand said: ??Our old 0??C?C85??C sensor had 9.3% data drift-this model cuts it to 1.4%. We saved $310,000 yearly in warranty costs and now supply 11 farm cooperatives, growing our agricultural IoT revenue by 40%.??
Why is 1.5MHz bandwidth useful for medical vital sign detectors?
Medical vital sign detectors track fast signals (e.g., 13kHz heart rate, 11kHz oxygen levels)-low-bandwidth op-amps (0.8MHz) distort these signals, causing ??unreliable reading?? alerts. 1.5MHz captures signals clearly. A medical brand said: ??Our old 0.8MHz op-amp detector had 48% signal distortion-this 1.5MHz model has none. Clinician complaints dropped by 48%, and a major hospital network expanded their order by 43% for 320+ detectors, boosting our medical device revenue by 41%.??




