MCP73863-I/ML Microchip Integrated Circuit (Other) In Stock
Microchip MCP73863-I/ML is a single-channel linear Li-Ion battery charger IC with integrated safety features, housed in a compact 4x4 mm 16-pin QFN package for portable and handheld battery-powered device applications.
- Manufacturer
- Microchip
- Package
- Other
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- MCP73863-I/ML Datasheet PDF
- Category
- Integrated Circuit
- 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 MCP73863-I/ML?
- Single-channel linear Li-Ion battery charger with full charge management in a 4x4 mm QFN-16 package
- Integrated thermal regulation and safety features protect the battery and charger IC during fast charging
- No external pass transistor required, reducing BOM cost and simplifying PCB layout for portable designs
- Industrial temperature range operation ensures reliable charging in varied ambient environments
What is MCP73863-I/ML used for?
The MCP73863-I/ML is suited for portable consumer electronics, wearables, and handheld instruments that require a simple, compact single-cell Li-Ion battery charging solution. Its linear architecture and integrated safety features simplify design while the small 16-pin QFN package fits easily on space-constrained boards. The device handles the complete charge cycle including preconditioning, constant current, and constant voltage phases automatically.
What are the specifications of MCP73863-I/ML?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Adjustable Threshold | NO |
| Analog IC - Other Type | LINEAR BATTERY CHARGER |
| JESD-30 Code | S-PQCC-N16 |
| JESD-609 Code | e3 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC16,.16SQ,25 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 4mA |
| Supply Voltage-Max (Vsup) | 12V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.65mm |
| Terminal Position | QUAD |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
Where can I find the MCP73863-I/ML datasheet?
MCP73863-I/ML Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP73863-I/ML?
Compatible alternatives and drop-in replacements for MCP73863-I/ML:
Frequently Asked Questions
What battery chemistry does the MCP73863-I/ML support and what is the charge termination voltage?
The MCP73863-I/ML is designed for single-cell Li-Ion and Li-Polymer batteries, typically terminating at 4.2V per cell with standard constant-current/constant-voltage (CC/CV) charging to maximize capacity and cycle life.
How compact is the MCP73863-I/ML package and why does that matter for wearable designs?
The device is housed in a 16-pin QFN package measuring 4x4 mm with only 0.9 mm height, fitting easily into ultra-thin wearable PCBs and smartwatch designs where vertical clearance below 1 mm is a critical constraint.
Does the MCP73863-I/ML require an external pass transistor for its linear charging topology?
No, the MCP73863-I/ML integrates the pass transistor internally, eliminating the need for an external MOSFET or bipolar transistor, which reduces component count, simplifies layout, and lowers total BOM cost for single-channel charger designs.
What thermal protection does the MCP73863-I/ML provide during high-current charging cycles?
The device includes integrated thermal regulation that automatically reduces charge current when the junction temperature rises, preventing overheating during fast charging and extending long-term reliability in consumer and industrial portable applications.
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