LMV331IDCKRG4 Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock
The LMV331IDCKRG4 is a general-purpose low-voltage single analog comparator from Texas Instruments with open-collector/open-drain output and 7mV maximum input offset voltage. It operates at low supply voltages with 250nA maximum bias current at 25°C in an ultra-compact 5-pin SC70 (SOT23-5) package. Available in tape-and-reel format from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- LMV331IDCKRG4 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.2460(MOQ 15000)
- 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 LMV331IDCKRG4?
- Single general-purpose low-voltage comparator with open-collector/open-drain output enabling wired-OR bus configurations and flexible pull-up voltage selection
- Ultra-low input bias current of 250nA maximum at 25°C (400nA average) for accurate comparison with high-impedance signal sources
- 7mV maximum input offset voltage in a miniature 5-pin SC70 (R-PDSO-G5) package, ideal for space-constrained portable and wearable designs
- RoHS-compliant lead-free construction with e4 JEDEC moisture sensitivity rating and 15-year estimated time on life (YTEOL)
What is LMV331IDCKRG4 used for?
The LMV331IDCKRG4 is commonly used in battery-powered consumer electronics, wearables, and IoT sensor nodes for voltage threshold detection, zero-crossing detection, and simple ADC trigger generation. Its open-drain output is ideal for level-shifting applications where the pull-up resistor is connected to a different voltage rail than the comparator supply. Industrial and portable instrument applications include over-current sensing comparators, window detector circuits, and low-battery indication circuits in handheld measurement devices.
What are the specifications of LMV331IDCKRG4?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Amplifier Type | COMPARATOR |
| Average Bias Current-Max (IIB) | 0.4 µA |
| Bias Current-Max (IIB) @25C | 0.25 µA |
| Input Offset Voltage-Max | 7000 µV |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Output Type | OPEN-COLLECTOR; OPEN-DRAIN |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP5/6,.08 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Response Time-Nom | 600ns |
| Supply Current-Max | 0.12mA |
| Supply Voltage Limit-Max | 5.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temperature Grade | AUTOMOTIVE |
| 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) | 30 |
| Package | SOT23 (5-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Mainland China, Thailand |
Where can I find the LMV331IDCKRG4 datasheet?
LMV331IDCKRG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LMV331IDCKRG4?
Compatible alternatives and drop-in replacements for LMV331IDCKRG4:
Comparator, 1 Func, 7000uV Offset-Max, 600ns Response Time, BIPolar, PDSO5
Comparator, 1 Func, 7000uV Offset-Max, 450ns Response Time, BICMOS, PDSO5
Comparator, 1 Func, 7000uV Offset-Max, 600ns Response Time, BIPolar, PDSO5
Frequently Asked Questions
What output type does the LMV331IDCKRG4 use?
The LMV331IDCKRG4 uses an open-collector/open-drain output, which requires an external pull-up resistor to a positive supply voltage. This output type allows the comparator to interface with logic levels different from its own supply voltage and enables wired-OR connections with other open-drain devices on a shared bus line.
What is the input bias current specification of the LMV331IDCKRG4?
The LMV331IDCKRG4 has a maximum input bias current (IIB) of 250nA at 25°C and a maximum average bias current of 400nA. These low values make the comparator suitable for interfacing with high-impedance signal sources such as resistive voltage dividers, thermistors, and photodiode outputs without significant measurement error.
What package does the LMV331IDCKRG4 use?
The LMV331IDCKRG4 is housed in a 5-pin SC70 package (JESD-30 code R-PDSO-G5, also known as SOT-323 or DCK package), one of the smallest available IC packages. This ultra-compact footprint makes it ideal for wearable electronics, portable instruments, and space-constrained PCB designs where component density is a priority.
What is the maximum input offset voltage of the LMV331IDCKRG4?
The LMV331IDCKRG4 specifies a maximum input offset voltage of 7000 µV (7mV). This parameter defines the minimum voltage difference between the two inputs that guarantees a predictable output state. For applications requiring tighter accuracy, consider parts from the LMV339 or LMV393 series with lower offset specifications.
What are common alternatives or replacements for the LMV331IDCKRG4?
Common alternatives include the LMV331 in other package variants (SOT-23, SC70-5), the TLV7031 (push-pull output version for higher switching speed), and the MCP6541 from Microchip (open-drain, 45nA quiescent current for ultra-low power). Ensure any replacement shares the same supply voltage range, output type, and package footprint for a drop-in design compatibility.
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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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 15000+ | $0.2504 | $3755.40 |
| 21000+ | $0.2481 | $5210.73 |
| 30000+ | $0.2460 | $7379.70 |
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