THS4531IRUNR Texas Instruments Integrated Circuit (Quad Flat No-Lead) In Stock
The THS4531IRUNR is an ultra-low power fully differential amplifier with rail-to-rail output from Texas Instruments. It features 2.7MHz bandwidth, 116dB nominal CMRR, and only 0.25mA supply current in a compact QFN package. Available with worldwide shipping at competitive pricing.
- Manufacturer
- Texas Instruments
- Package
- Quad Flat No-Lead
- Pin Count
- 10
- Lifecycle
- ACTIVE
- Datasheet
- THS4531IRUNR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.5000(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of THS4531IRUNR?
- Ultra-low power consumption of 0.25mA supply current enables battery-powered and energy-harvesting designs without sacrificing differential amplifier performance
- Rail-to-rail output (RRO) swing maximizes dynamic range in low-voltage single-supply systems such as ADC drivers and sensor front-ends
- High CMRR of 116dB nominal with fully differential architecture provides excellent common-mode noise rejection for precision low-power signal chains
What is THS4531IRUNR used for?
The THS4531IRUNR is ideal for ultra-low power differential signal conditioning in battery-operated instruments, portable medical devices, and IoT sensor nodes requiring precise ADC driving with minimal power consumption. Its fully differential architecture and rail-to-rail output make it well-suited for driving high-resolution ADC inputs in energy-constrained systems such as wearable health monitors and remote sensing modules. It is also used in low-power data acquisition systems, active filters, and balanced audio interfaces where simultaneous low noise and minimal quiescent current are critical design requirements.
What are the specifications of THS4531IRUNR?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.21 µA |
| Bandwidth (3dB)-Nom | 2.7MHz |
| Bias Current-Max (IIB) @25C | 0.21 µA |
| Common-mode Reject Ratio-Min | 90dB |
| Common-mode Reject Ratio-Nom | 116dB |
| Frequency Compensation | YES |
| Input Offset Current-Max (IIO) | 0.05 µA |
| Input Offset Voltage-Max | 1000 µV |
| JESD-30 Code | S-XQCC-N10 |
| JESD-609 Code | e4 |
| Low-Bias | NO |
| Low-Offset | NO |
| Micropower | NO |
| Number of Functions | 1 |
| Package Body Material | UNSPECIFIED |
| Package Equivalence Code | LCC10,.08SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 220V/us |
| Supply Current-Max | 0.25mA |
| Supply Voltage Limit-Max | 5.5V |
| Supply Voltage-Nom (Vsup) | 2.7V |
| Surface Mount | YES |
| Technology | BICMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Unity Gain BW-Nom | 30000 |
| Voltage Gain-Max | 5.623 |
| Voltage Gain-Min | 100000 |
| Wideband | NO |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
| Country of Origin | Malaysia |
Where can I find the THS4531IRUNR datasheet?
THS4531IRUNR Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for THS4531IRUNR?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the supply current of the THS4531IRUNR?
The THS4531IRUNR consumes only 0.25mA of supply current, making it one of the lowest power fully differential amplifiers available. This ultra-low quiescent current is ideal for battery-powered and energy-harvesting applications.
What is the bandwidth of the THS4531IRUNR?
The THS4531IRUNR has a 3dB bandwidth of 2.7MHz, which is sufficient for audio-frequency signal conditioning, low-frequency data acquisition, sensor signal processing, and driving medium-speed ADCs in power-constrained applications.
What does the RRO designation mean for the THS4531IRUNR?
RRO stands for Rail-to-Rail Output, meaning the THS4531IRUNR's output can swing very close to both the positive and negative supply rails. This maximizes the usable output voltage range in low-voltage single-supply systems, improving dynamic range and ADC input utilization.
What package does the THS4531IRUNR use?
The THS4531IRUNR is housed in a compact QFN (Quad Flat No-Lead) package, providing a small PCB footprint with good thermal performance, which is well-suited for space-constrained portable and wearable designs.
What are typical applications for the THS4531IRUNR?
Typical applications include ADC differential input drivers in low-power data acquisition systems, portable medical instrumentation, IoT sensor front-ends, wearable health monitors, balanced audio interfaces, and active anti-aliasing filters in systems where minimizing power consumption is the primary design constraint.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $2.5000 | $2.50 |
| 10+ | $2.1200 | $21.20 |
| 12+ | $2.0000 | $24.00 |
| 25+ | $1.9400 | $48.50 |
| 39+ | $1.5000 | $58.50 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit