THS4131IDGK Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
THS4131IDGK is a fully differential input/output low noise operational amplifier from Texas Instruments. It features 80 MHz bandwidth, 6 µA max bias current, and 80 dB CMRR, ideal for ADC driving and data acquisition. Available from $4.90 with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- THS4131IDGK Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.9000(MOQ 500)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fully differential input/output topology for superior noise rejection in high-speed signal chains
- 80 MHz -3dB bandwidth enabling high-speed ADC driving and wideband signal processing
- Ultra-low noise performance with 95 dB typical CMRR for precision measurement applications
- 6 µA maximum input bias current ensuring accuracy in high-impedance sensor interfaces
- Voltage-feedback architecture with internal frequency compensation for easy stability design
Applications
The THS4131IDGK is widely used in high-speed data acquisition systems as an ADC driver, leveraging its 80 MHz bandwidth and fully differential architecture to maximize dynamic range while rejecting common-mode noise. It is also deployed in communications infrastructure and test equipment for its combination of low noise, high CMRR, and stable voltage-feedback topology. Additional applications include medical imaging front-ends, industrial instrumentation, and audio processing systems requiring balanced signal paths.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 6 µA |
| Bandwidth (3dB)-Nom | 80MHz |
| Bias Current-Max (IIB) @25C | 6 µA |
| Common-mode Reject Ratio-Min | 80dB |
| Common-mode Reject Ratio-Nom | 95dB |
| Frequency Compensation | YES |
| Input Offset Current-Max (IIO) | 0.5 µA |
| Input Offset Voltage-Max | 2000 µV |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e4 |
| Low-Bias | NO |
| Low-Offset | NO |
| Micropower | NO |
| Neg Supply Voltage Limit-Max | -16.5 V |
| Neg Supply Voltage-Nom (Vsup) | -5 V |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 52V/us |
| Subcategory | Operational Amplifier |
| Supply Current-Max | 15mA |
| Supply Voltage Limit-Max | 16.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Unity Gain BW-Nom | 135000 |
| Voltage Gain-Min | 3548 |
| Wideband | YES |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
| Country of Origin | Mainland China, Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for THS4131IDGK:
Amplifier, 1 Func, 2000uV Offset-Max, 80MHz Band Width, BIPolar, PDSO8
Amplifier, 1 Func, 2000uV Offset-Max, 80MHz Band Width, BIPolar, PDSO8
Amplifier, 1 Func, 2000uV Offset-Max, 80MHz Band Width, BIPolar, PDSO8
Frequently Asked Questions
What is the bandwidth of the THS4131IDGK?
The THS4131IDGK has a nominal -3dB bandwidth of 80 MHz, making it well suited for high-speed signal processing, ADC driving, and wideband analog front-end designs where fast settling and broad frequency response are critical.
What are the typical applications for the THS4131IDGK?
The THS4131IDGK is commonly used as an ADC driver in data acquisition systems, in communications infrastructure for differential signal conditioning, in medical imaging front-ends, and in precision instrumentation that requires a fully differential amplifier with low noise and high common-mode rejection.
What package does the THS4131IDGK come in?
The THS4131IDGK is packaged in a Small Outline (DGK) package, which is a compact surface-mount format that simplifies PCB layout and is compatible with standard SMT assembly processes for space-constrained designs.
What is the CMRR of the THS4131IDGK?
The THS4131IDGK offers a minimum CMRR of 80 dB and a typical CMRR of 95 dB, providing excellent common-mode noise rejection essential for differential signal chains in noisy industrial and medical environments.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 500+ | $5.5100 | $2755.00 |
| 1000+ | $5.2000 | $5200.00 |
| 10000+ | $4.9000 | $49000.00 |
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