THS4281DBVTG4 Texas Instruments Transistor (SOT23 (5-Pin)) In Stock
The THS4281DBVTG4 is a very low-power rail-to-rail input/output voltage feedback operational amplifier from Texas Instruments with 40MHz bandwidth. It features 107dB common-mode rejection ratio, 85dB minimum CMRR, and max bias current of 1µA in a compact SOT-23 5-pin package. Available from stock worldwide with competitive pricing.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- OBSOLETE
- Datasheet
- THS4281DBVTG4 Datasheet PDF
- Category
- Transistor
- Price
- From $2.2363(MOQ 1250)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Rail-to-rail input and output swing maximizing dynamic range in low-voltage supply designs
- 40MHz 3dB bandwidth enabling high-speed signal processing in compact low-power circuits
- 107dB nominal common-mode rejection ratio ensuring excellent noise immunity and precision
- Ultra-low bias current of 0.8µA at 25°C ideal for high-impedance sensor interface applications
- Tiny SOT-23 5-pin package minimizing board space for portable and space-constrained designs
Applications
The THS4281DBVTG4 is ideal for portable instrumentation, battery-powered sensor interfaces, and medical monitoring devices where low power consumption and rail-to-rail signal swing are essential. Its 40MHz bandwidth and high CMRR make it well-suited for signal conditioning, active filtering, and precision analog front-end circuits. It is also used in IoT sensor nodes, handheld test equipment, and consumer electronics requiring compact, energy-efficient amplification.
Specifications
| YTEOL | 0 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 1 µA |
| Bandwidth (3dB)-Nom | 40MHz |
| Bias Current-Max (IIB) @25C | 0.8 µA |
| Common-mode Reject Ratio-Min | 85dB |
| Common-mode Reject Ratio-Nom | 107dB |
| Frequency Compensation | YES |
| Input Offset Current-Max (IIO) | 0.4 µA |
| Input Offset Voltage-Max | 3500 µV |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e4 |
| Low-Bias | NO |
| Low-Offset | NO |
| Micropower | NO |
| Neg Supply Voltage Limit-Max | -8.25 V |
| Neg Supply Voltage-Nom (Vsup) | -5 V |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 35V/us |
| Supply Current-Max | 0.9mA |
| Supply Voltage Limit-Max | 8.25V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | BICMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Unity Gain BW-Nom | 95000 |
| Voltage Gain-Min | 31622.776 |
| Wideband | NO |
| Package | SOT23 (5-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for THS4281DBVTG4:
Amplifier, 1 Func, 2500uV Offset-Max, 3.8MHz Band Width, BICMOS, PDSO5
Frequently Asked Questions
What is the bandwidth of the THS4281DBVTG4?
The THS4281DBVTG4 has a nominal 3dB bandwidth of 40MHz. This makes it suitable for high-speed signal conditioning, active filtering, and analog front-end designs in applications such as portable instrumentation, sensor interfaces, and communication signal processing.
What is the common-mode rejection ratio of the THS4281DBVTG4?
The THS4281DBVTG4 achieves a nominal common-mode rejection ratio (CMRR) of 107dB with a minimum specification of 85dB. This high CMRR ensures excellent rejection of noise and common-mode interference, making it ideal for precision measurement and differential signal applications.
Does the THS4281DBVTG4 support rail-to-rail operation?
Yes, the THS4281DBVTG4 features both rail-to-rail input and rail-to-rail output capability. This maximizes the usable signal swing within the supply voltage range, making it particularly valuable in low-voltage, battery-powered systems where maximizing dynamic range is critical.
What package does the THS4281DBVTG4 come in?
The THS4281DBVTG4 is housed in a SOT-23 5-pin package. This very small surface-mount package is one of the most compact available for op-amps, making it well-suited for space-constrained PCB designs in portable devices and compact consumer electronics.
What is the input bias current of the THS4281DBVTG4?
The THS4281DBVTG4 has a maximum average bias current (IIB) of 1µA, with a typical value of 0.8µA at 25°C, and a maximum input offset current (IIO) of 0.4µA. These low bias currents make the device suitable for interfacing with high-impedance signal sources with minimal loading effect.
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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 |
|---|---|---|
| 1250+ | $2.2865 | $2858.09 |
| 1750+ | $2.2609 | $3956.57 |
| 2500+ | $2.2363 | $5590.75 |
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