MCP1643-I/MS Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP1643-I/MS is a single-channel LED display driver IC in an 8-pin MSOP package designed for low-power LED drive applications. It supports true output polarity with no multiplexed display capability for simple single-segment use. Available from stock worldwide with fast worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP1643-I/MS Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.9659(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 MCP1643-I/MS?
- Single-channel LED driver architecture optimized for low-power, space-constrained display circuits
- True output polarity enabling direct LED drive without additional inversion logic
- 8-pin MSOP package with compact 3x3 mm footprint for miniaturized PCB designs
- Compatible with e3 JEDEC moisture sensitivity classification for lead-free reflow assembly
- Low component count design reducing BOM cost for single-segment LED indicator applications
What is MCP1643-I/MS used for?
The MCP1643-I/MS suits single-segment LED indicator circuits in consumer electronics, handheld instruments, and industrial control panels where a compact 8-pin MSOP footprint is required. Its true output polarity simplifies direct LED drive in battery-powered devices, status indicators, and power-on feedback circuits without external inversion. The low-power architecture is appropriate for IoT sensor nodes and portable diagnostic tools with strict power budgets.
What are the specifications of MCP1643-I/MS?
| Manufacturer Package Code | MSOP-8 |
| Factory Lead Time | 11Weeks |
| YTEOL | 14 |
| Interface IC Type | LED DISPLAY DRIVER |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Multiplexed Display Capability | NO |
| Number of Functions | 1 |
| Number of Segments | 1 |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Screening Level | TS 16949 |
| Supply Voltage-Nom | 1.2V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| ## MCP1643-I/MS Alternates Showing results | Image |
| 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 | Thailand |
Where can I find the MCP1643-I/MS datasheet?
MCP1643-I/MS Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP1643-I/MS?
Compatible alternatives and drop-in replacements for MCP1643-I/MS:
Microchip Technology Inc SYNCHRONOUS BOOST CONVERTER
suggested
suggested
suggested
Frequently Asked Questions
How many LED channels does the MCP1643-I/MS drive, and does it support multiplexed displays?
The MCP1643-I/MS drives a single LED channel with no multiplexed display capability. It is designed for simple single-segment indicators, delivering true output polarity and stable drive current in an 8-pin MSOP package for straightforward LED control circuits.
What PCB footprint does the MCP1643-I/MS require, and how does the MSOP-8 package benefit space-constrained layouts?
The MCP1643-I/MS uses an 8-pin MSOP package with a compact footprint of approximately 3 mm x 3 mm, making it suitable for miniaturized PCBs in handheld instruments, wearable devices, and industrial status indicators where board area is strictly limited.
Is the MCP1643-I/MS suitable for battery-powered LED status indicators in IoT sensor nodes?
Yes, the MCP1643-I/MS is well suited for battery-powered IoT nodes. Its single-channel LED driver topology minimizes quiescent current draw, and the 8-pin MSOP package enables compact PCB integration, making it efficient for low-power status indication at voltages typical of single-cell lithium or 3.3 V regulated rails.
What is the lead time for the MCP1643-I/MS, and should designers plan for safety stock?
The factory lead time for the MCP1643-I/MS is approximately 11 weeks. Designers targeting high-volume production should plan safety stock or place blanket orders well in advance to avoid supply gaps, particularly for programs with strict schedule commitments.
Related Guides
How to Choose the ICL7660ACPAZ or an Alternative: Charge-Pump Selection Guide
Choose the ICL7660ACPAZ or a compatible charge-pump alternative by comparing load, droop, ripple, package, and sourcing requirements.
Jul 26, 2026
150141VS73100 Violet SMD LED Indicator Design Guide
Design the 150141VS73100 violet 3528 SMD LED for reliable indication with current, thermal, optical, PCB, PWM, and sourcing guidance.
Jul 26, 2026
LM5156QDSSRQ1 Automotive Boost Controller Design Guide
Practical LM5156QDSSRQ1 automotive boost design guidance covering operating points, magnetics, MOSFET stress, compensation, layout, and validation.
Jul 24, 2026
EEEFK1H470XP Selection Guide: Choosing a 50 V SMD Aluminum Capacitor
Choose EEEFK1H470XP and related 50 V SMD aluminum capacitors by capacitance, ripple current, ESR, life, and layout constraints.
Jul 24, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.3200 | $1.32 |
| 100+ | $0.9918 | $99.18 |
| 300+ | $0.9729 | $291.87 |
| 500+ | $0.9659 | $482.95 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit