Orders shipping outside of United States will be on hold while the company evaluates tariff impacts.Please contact your salesperson for assistance.
Free shipping within the continental US over $50. Conditions apply
Manufacturer Part #
MCP73812T-420I/OT
MCP73812 Series 6 V Single-Cell Li-Ion/Li-Polymer Battery Charge Controller
| | |||||||||||
| | |||||||||||
| Mfr. Name: | Microchip | ||||||||||
| Standard Pkg: | Product Variant Information section Available PackagingPackage Qty:3000 per Reel Package Style:SOT-23-5 (SOT-25) Mounting Method:Surface Mount | ||||||||||
| Date Code: | 2532 | ||||||||||
Microchip MCP73812T-420I/OT - Product Specification
Shipping Information:
ECCN:
PCN Information:
***UPDATE OF PCN115155***Revision History: August 12, 2025: Issued initial notification.October 16, 2025: Issued final notification. Updated affected part list to removeDescription of Change: Qualification of CRM-1151GA as new die attach material for selected various device families available in 5L SOT-23 and 6L SOT-23 packages at MMT and MTAI assembly sites.Reason for Change: To improve manufacturability by qualifying CRM-1151GA as a new die attach to standardize the use of PFAS-free material.Estimated First Ship Date: 06 November 2025 (date code: 2545)
Description of Change: Qualification of CRM-1151GA as new die attach material for selected various device families available in 5L SOT-23 and 6L SOT-23 packages at MMT and MTAI assembly sites.Reason for Change: To improve manufacturability by qualifying CRM-1151GA as a new die attach to standardize the use of PFAS-free material.
***UPDATE OF PCN113107***Description of Change: Qualification of palladium coated copper with gold flash (CuPdAu) as a new bond wire material for selected MCP4014, MCP4024, MCP6421, MCP6471, MCP6481, MCP6491, MCP6V11xx, MCP6V16xx, MCP6V31xx, MCP6V36xx, MCP6V61xx, MCP6V66xx, MCP6V71xx, MCP6V76xx, MCP6V81xx, MCP6V86xx, MCP6V91xx, MCP6V96xx, MCP73811, MCP73812, MCP73831, MCP73832, MCP9501, MCP9502, MCP9503, MCP9504, MCP9509, MCP9800, MCP9802 and MIC333 device families in 5L SOT-23 package at MTAI assembly site.Reason for Change: To improve manufacturability by qualifying CuPdAu as a new bond wire material.Estimated First Ship Date: 08 July 2025 (date code: 2528)Revision History: May 16, 2025: Issued final notification.May 22, 2025: Re-issued final notification to update the Qualification Report.
Description of Change: Qualification of palladium coated copper with gold flash (CuPdAu) as a new bond wire material for selected MCP4014, MCP4024, MCP6421, MCP6471, MCP6481, MCP6491, MCP6V11xx, MCP6V16xx, MCP6V31xx, MCP6V36xx, MCP6V61xx, MCP6V66xx, MCP6V71xx, MCP6V76xx, MCP6V81xx, MCP6V86xx, MCP6V91xx, MCP6V96xx, MCP73811, MCP73812, MCP73831, MCP73832, MCP9501, MCP9502, MCP9503, MCP9504, MCP9509, MCP9800, MCP9802 and MIC333 device families in 5L SOT-23 package at MTAI assembly site.Reason for Change: To improve manufacturability by qualifying CuPdAu as a new bond wire material.Estimated First Ship Date: 08 July 2025 (date code: 2528)
***FPCN108989 UPDATE***Description of Change: Qualification of 8008MD as a new die attach material and CuPdAu as a new wire material for selected various products available in 5L SOT-23 package assembled at MTAI.Revision History: November 18, 2024: Issued initial notification.January 27, 2025: Issued final notification. Attached the Qualification Report. Provided Estimated firstship date to be on February 28, 2025.Reason for Change: To improve manufacturability by qualifying 8008MD as a new die attach materialand CuPdAu as a new wire material
Description of Change: Qualification of 8008MD as a new die attach material and CuPdAu as a new wire material for selected various products available in 5L SOT-23 package assembled at MTAI.Reason for Change: To improve manufacturability by qualifying 8008MD as a new die attach material and CuPdAu as a new wire material
Description of Change:Qualification of palladium coated copper with gold flash (CuPdAu) as a new bond wire material for selected 93LCxxx, 93AAxxx, 93Cxxx, PIC10F2xx, 25LC0xxx, 25AA0xxx, MTCH101,24VL0xx, 24LC0xx, 24AA0xxx, 24C01C, 34VL02, 34LC02, 34AA02, MCP40xx, MCP9800xx, MCP9802xx, MCP738xx, MCP950xx, MCP6Vxxx, and MCP64xx device families available in 6L and 5L SOT-23 packages assembled at MMT assembly site.Reason for Change:To improve manufacturability by qualifying palladium coated copper with gold flash (CuPdAu) as a new bond wire material.
Part Status:
- https://futureelec.wufoo.com/forms/?formname=r8bzou01ws8brs&field12=NA&field16=en&field2=MCP73812T-420I/OT&field4=Microchip&field18=https://p1na.futureelectronics.com/p/7390461
- https://futureelec.wufoo.com/forms/?formname=r8bzou01ws8brs&field12=NA&field16=en&field2=MCP73812T-420I/OT&field4=Microchip&field18=https://p1na.futureelectronics.com/p/7390461
Microchip MCP73812T-420I/OT - Technical Attributes
| Configuration: | Linear |
| Number of Cells: | 1 |
| Supply Voltage: | 3.75V to 6V |
| Operating Temp Range: | -40°C to +85°C |
| Package Style: | SOT-23-5 (SOT-25) |
| Mounting Method: | Surface Mount |
Features & Applications
The MCP73812T-420I/OT is a 6V, simple, miniature single-cell, fully integrated Li-Ion/Li-Polymer Charge Management Controller designed for use in space limited and cost sensitive applications.
This device provide specific charge algorithms for single cell Li-Ion or Li-Polymer battery to achieve optimal capacity in the shortest charging time possible.
Features:
- Complete Linear Charge Management Controller
- Integrated Pass Transistor
- Integrated Current Sense
- Integrated Reverse Discharge Protection
- Constant Current / Constant Voltage Operation with Thermal Regulation
- High Accuracy Preset Voltage Regulation: + 1%
- Voltage Regulation: 4.20V
- Selectable Charge Current:
- MCP73811: 85 mA / 450 mA
- Programmable Charge Current:
- MCP73812: 50 mA - 500 mA
- Minimum External Components Required:
- MCP73811: 2 Ceramic Capacitors
- MCP73812: 2 Ceramic Capacitors and 1 Resistor
- No Preconditioning
- No End-of-Charge Control
- No Undervoltage Lockout (UVLO)
- Automatic Power-Down when Input Power Removed
- Active High Charge Enable
- Temperature Range:
- -40°C to +85°C
- Packaging:
- 5-Lead SOT-23
Applications:
- Low-Cost Lithium-Ion/Lithium-Polymer Battery Chargers
- Rechargeable Toys
- Electronic Cigarettes
- Bluetooth Headsets
- USB Chargers
Available Packaging
Package Qty:
3000 per Reel
Package Style:
SOT-23-5 (SOT-25)
Mounting Method:
Surface Mount