LTC1440IS8#PBF Analog Devices Integrated Circuit (Small Outline Packages) In Stock
Analog Devices LTC1440IS8#PBF is a micropower comparator with a precise 1.182V internal reference and 1% accuracy, operating from a single supply with low supply current, offered in an SO-8 package for battery-powered and portable applications.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- LTC1440IS8#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.4800(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LTC1440IS8#PBF?
- Integrated 1.182V precision reference with 1% accuracy eliminates the need for an external voltage reference
- Micropower operation with ultralow supply current extends battery life in portable and handheld designs
- Single-supply operation from low voltages enables direct use with 3V or 5V battery-powered systems
- Open-drain output compatible with diverse logic levels for flexible system interfacing
What is LTC1440IS8#PBF used for?
The LTC1440IS8#PBF is designed for battery-powered systems requiring a precise voltage threshold detector without an external reference. It is commonly used in low-power microcontroller reset circuits, battery voltage monitors, and portable medical instruments where the onboard 1.182V reference provides a stable, temperature-compensated comparison point. Its micropower consumption makes it ideal for always-on supervisory functions in IoT devices and handheld test equipment.
What are the specifications of LTC1440IS8#PBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1610 (S8) |
| YTEOL | 10 |
| Amplifier Type | COMPARATOR |
| Input Offset Voltage-Max | 10000 µV |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Neg Supply Voltage Limit-Max | -0.3 V |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Response Time-Nom | 14000ns |
| Supply Voltage Limit-Max | 12V |
| Supply Voltage-Nom (Vsup) | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia |
Where can I find the LTC1440IS8#PBF datasheet?
LTC1440IS8#PBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LTC1440IS8#PBF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the internal reference voltage of the LTC1440IS8#PBF and how accurate is it?
The LTC1440IS8#PBF features an internal 1.182V reference with 1% initial accuracy. This precision allows reliable threshold detection without requiring an external reference component, simplifying designs for battery monitoring and power supervisory circuits operating at low voltages.
How does the LTC1440 perform in battery-monitoring applications where supply voltage varies over time?
The LTC1440 is optimized for single-supply operation with an input offset voltage of up to 10,000 µV and operates across a supply range suitable for Li-ion and alkaline batteries. Its micropower quiescent current ensures minimal drain on the monitored battery, making it reliable for continuous supervisory monitoring across the full battery discharge curve from approximately 5V down to near-cutoff voltages.
What package does the LTC1440IS8#PBF use and how does it fit into a compact PCB layout?
The LTC1440IS8#PBF is housed in an SO-8 small outline package with 8 pins on a 1.27 mm pitch. This industry-standard footprint is compatible with common PCB layout libraries and reflow soldering processes, making integration straightforward in space-constrained designs with a typical package body area under 20 mm².
In what scenarios would the LTC1440 be selected instead of a comparator that requires an external reference?
When PCB space is limited or BOM cost reduction is a priority, the LTC1440's integrated 1.182V reference eliminates an additional passive or active reference component. This is especially valuable in battery-powered portable devices, remote sensors, and medical wearables where every milliwatt of quiescent current and every square millimeter of board area impacts product viability.
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Why Buy from FindMyChip
About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $6.0300 | $6.03 |
| 3+ | $4.0200 | $12.06 |
| 7+ | $3.0150 | $21.11 |
| 500+ | $2.7000 | $1350.00 |
| 1000+ | $2.4800 | $2480.00 |
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