TLV3801DSGR Texas Instruments Integrated Circuit (Other) In Stock
The TLV3801DSGR is a high-speed single voltage comparator from Texas Instruments in an 8-pin WSON package, featuring a 5000 µV maximum input offset voltage, 10 µA bias current, and open-drain output for flexible logic interfacing. It is designed for line receivers, zero-crossing detectors, and window comparator circuits in 3.3 V or 5 V embedded systems.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 9
- Lifecycle
- ACTIVE
- Datasheet
- TLV3801DSGR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.8700(MOQ 25)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Single high-speed voltage comparator
- 5000 µV maximum input offset voltage
- 10 µA maximum bias current
- Open-drain output for wired-OR configurations
- 8-pin WSON package for compact PCB layouts
- Suitable for 3.3 V and 5 V logic interfacing
Applications
The TLV3801DSGR is used in zero-crossing detection circuits for motor drive and power conversion systems where fast, clean transitions from analog comparisons are required at 3.3 V or 5 V logic levels. It also serves as an overvoltage or undervoltage threshold detector in battery management and power sequencing boards, and as a line receiver in differential signaling applications.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Amplifier Type | COMPARATOR |
| Average Bias Current-Max (IIB) | 10 µA |
| Bias Current-Max (IIB) @25C | 10 µA |
| Input Offset Voltage-Max | 5000 µV |
| JESD-30 Code | S-PDSO-N8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC8,.08,20 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Response Time-Nom | 0.225ns |
| Supply Current-Max | 26.6mA |
| Supply Voltage Limit-Max | 5.5V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | YES |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TLV3801DSGR:
Frequently Asked Questions
How does the open-drain output of the TLV3801DSGR enable flexible logic level interfacing?
The TLV3801DSGR's open-drain output requires an external pull-up resistor connected to the desired logic supply, allowing the output voltage to match 1.8 V, 3.3 V, or 5 V logic levels independent of the comparator's own supply. This also permits wiring multiple comparator outputs together to form a wired-OR bus detecting any of several threshold crossings with a single GPIO input pin.
In zero-crossing detection circuits, how does the TLV3801DSGR's 5 mV offset budget affect accuracy?
A 5000 µV (5 mV) maximum input offset shifts the detected zero-crossing point by up to 5 mV from the true zero, which translates to a timing error of less than 1 µs at a 50 Hz mains frequency crossing. For most motor control and power factor correction designs, this offset is well within acceptable limits, and it can be compensated by adding a small offset to the reference threshold.
What bias current specification of the TLV3801DSGR matters when driving it from a high-impedance source?
The TLV3801DSGR draws a maximum input bias current of 10 µA, which creates a 10 mV offset across a 1 kΩ source resistor. Designs using source impedances above 10 kΩ should include a matched resistor on the reference input to cancel the systematic error, keeping the total comparator threshold error within the 5 mV offset specification.
How compact is the TLV3801DSGR package and what does this mean for dense PCB designs?
The TLV3801DSGR is packaged in an 8-pin WSON measuring approximately 2 mm × 2 mm with 0.5 mm pitch, occupying roughly 4 mm² of board area. This small footprint allows placement of multiple comparator instances within a few millimeters of the analog nodes they monitor, minimizing trace length and reducing susceptibility to noise pickup in high-frequency switching 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 |
|---|---|---|
| 25+ | $3.6552 | $91.38 |
| 100+ | $3.3151 | $331.51 |
| 250+ | $3.1671 | $791.78 |
| 500+ | $3.0600 | $1530.00 |
| 1000+ | $3.0400 | $3040.00 |
| 3000+ | $2.8700 | $8610.00 |
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