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Manufacturer Part #
MCP1631-E/ML
MCP1631 Series 5.5 V 2 MHz High-Speed Pulse Width Modulator - QFN-20
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| Mfr. Name: | Microchip | ||||||||||
| Standard Pkg: | Product Variant Information section Available PackagingPackage Qty:91 per Tube Package Style:QFN-20 Mounting Method:Surface Mount | ||||||||||
| Date Code: | |||||||||||
Microchip MCP1631-E/ML - Product Specification
Shipping Information:
ECCN:
PCN Information:
*** Update for PCN 116914 ***Revision History: February 21, 2025: Issued initial notificationMay 21, 2025: Re-issued to update the number of lots from 1 to 3 for ESD (HBM), ESD (CDM), and Latch-Up tests in the Qualification Plan. The affected CPN was also updated to include MCP1640CTI/MCVAO. Issued initial notification.October 22, 2025: Issued final notification. Attached the Qualification Report. Provided estimated first ship date to be on November 28, 2025. Added a 'Change (Yes/No)' column to the Pre and Post Change Summary table. Revised affected parts list.October 28, 2025: Revised affected parts list.November 3, 2025: Re-issued final notification to update affected parts list to add MCP9700T H/TTVAO-VW catalog part number. Description of Change: Qualification of Microchip Technology Gresham ? Fab 4 (GRTM) as a new fabrication location for selected MCP125x, MCP1602, MCP162x, MCP163x, MCP164x, MCP1726, MCP62x, MCP63x, MCP65x, MCP66x, MCP970x, TC101x, TC1047, TC105x, TC107x, TC110x, TC117x, TC118x, TC122x, TC126x, TC1272A, TC130xx, TC1313, TC2117, TC74, TCM80x, MCP1612, MCP6Vx and TCM810 device families available in various packages.Reason for Change: To improve manufacturability and on time delivery performance by qualifying a new fabrication location (GRTM - FAB 4), which is a Microchip-owned facility that offers significant expansion potential to better meet future client demand. *Note: The attached file called Tempe_Fab2_IATF_Decertification is for the manufacturing site deactivation of Microchip Technology Tempe ? Fab 2 (TMGR), contact your local Microchip sales office for inquiries.Estimated First Ship Date: 28 November 2025 (date code: 2548)
*** Update for PCN 116870 ***Revision History: February 21, 2025: Issued initial notificationMay 21, 2025: Re-issued to update the number of lots from 1 to 3 for ESD (HBM), ESD (CDM), and Latch-Up tests in the Qualification Plan. The affected CPN was also updated to include MCP1640CT-I/MCVAO. Issued initial notification.October 22, 2025: Issued final notification. Attached the Qualification Report. Provided estimated first ship date to be on November 28, 2025. Added a 'Change (Yes/No)' column to the Pre and Post Change Summary table. Revised affected parts list.October 28, 2025: Revised affected parts list.Description of Change: Qualification of Microchip Technology Gresham ? Fab 4 (GRTM) as a new fabrication location for selected MCP125x, MCP1602, MCP162x, MCP163x, MCP164x, MCP1726, MCP62x, MCP63x, MCP65x, MCP66x, MCP970x, TC101x, TC1047, TC105x, TC107x, TC110x, TC117x, TC118x, TC122x, TC126x, TC1272A, TC130xx, TC1313, TC2117, TC74, TCM80x, MCP1612, MCP6Vx and TCM810 device families available in various packages.Reason for Change: To improve manufacturability and on time delivery performance by qualifying a new fabrication location (GRTM - FAB 4), which is a Microchip-owned facility that offers significant expansion potential to better meet future client demand. *Note: The attached file called Tempe_Fab2_IATF_Decertification is for the manufacturing site deactivation of Microchip Technology Tempe ? Fab 2 (TMGR), contact your local Microchip sales office for inquiries.Estimated First Ship Date: 28 November 2025 (date code: 2548)
** *UPDATE OF PCN111024 & PCN113243***Revision History: February 21, 2025: Issued initial notificationMay 21, 2025: Re-issued to update the number of lots from 1 to 3 for ESD (HBM), ESD (CDM), and Latch-Up tests in the Qualification Plan. The affected CPN was also updated to include MCP1640CT I/MCVAO. Issued initial notification.October 22, 2025: Issued final notification. Attached the Qualification Report. Provided estimated first ship date to be on November 28, 2025. Added a 'Change (Yes/No)' column to the Pre and Post Change Summary table. Revised affected parts list.Description of Change: Qualification of Microchip Technology Gresham – Fab 4 (GRTM) as a new fabrication location for selected MCP125x, MCP1602, MCP162x, MCP163x, MCP164x, MCP1726, MCP62x, MCP63x, MCP65x, MCP66x, MCP970x, TC101x, TC1047, TC105x, TC107x, TC110x, TC117x, TC118x, TC122x, TC126x, TC1272A, TC130xx, TC1313, TC2117, TC74, TCM80x, MCP1612, MCP6Vx and TCM810 device families available in various packages.Reason for Change: To improve manufacturability and on time delivery performance by qualifying a new fabrication location (GRTM - FAB 4), which is a Microchip-owned facility that offers significant expansion potential to better meet future client demand.Estimated First Ship Date: 28 November 2025 (date code: 2548)
*** Update for PCN 113339 ***Description of Change: Qualification of UNIG as a new assembly site for various products available in Tube, Tray and Tape & Reel packing media.Reason for Change: To improve on-time delivery performance by qualifying UNIG as a new assembly site.Estimated First Ship Date: 30 June 2025 (date code: 2527)Revision History:November 22, 2023: Issued initial notification.October 31, 2024: Re-issued initial notification. Updated the qualification plan to include High Temperature Storage Life (HTSL) test. Updated the affected CPN list to remove the EOL'd CPNs. Updated the estimated qualification completion date and the timetable summary from June 2024 to October 2024.May 30, 2025: Issued final notification. Attached the Qualification Report. Provided estimated first ship date to be on June 30, 2025. Updated affected CPN list based on the updated scope to remove selected 93LCxx, 93AAxx, 93C4xx, MCP6xx, 93C8xx, 93C7xx, 24C0xx, MCP1xx, 93C6xx, 24FCxx, SY88xx, PIC1xx, MIC5xx, SY58xx, SY89xx, 93C5xx, 24LCxx, 24AAxx, 34AAxx, 25LCxx, 25AAxx, SPN1xx and MICRxx device families and to add selected MIC46xx, SM802xx, SM803xx, MIC52xx, MIC53xx, MIC82xx, MIC27xx, MIC26xx, MIC84xx, MIC20xx, MIC94xx, MIC22xx, MIC23xx, MIC28xx, MIC44xx, PIC12xx, PIC16xx, PIC18xx and dsPIC33FJ32MC202 device families.September 18, 2025: Re-issued final notification to update the Qualification Report to include wire bond pull, wire bond shear and solderability test results. Updated affected CPN list to remove EOL'd CPNs.
***UPDATE OF PCN109142***Description of Change: Qualification of UNIG as a new assembly site for various products available in Tube, Tray and Tape & Reel packing media.Reason for Change: To improve on-time delivery performance by qualifying UNIG as a new assembly site.Estimated First Ship Date: 30 June 2025 (date code: 2527)
*** Update for PCN 111024 ***Description of Change: Qualification of Microchip Technology Gresham ? Fab 4 (GRTM) as a new fabrication location for selected MCP125x, MCP1602, MCP162x, MCP163x, MCP164x, MCP1726, MCP62x, MCP63x, MCP65x, MCP66x, MCP970x, TC101x, TC1047, TC105x, TC107x, TC110x, TC117x, TC118x, TC122x, TC126x, TC1272A, TC130xx, TC1313, TC2117, TC74, TCM80x, MCP1612, MCP6Vx and TCM810 device families available in various packages.Reason for Change: To improve manufacturability and on time delivery performance by qualifying a new fabrication location (GRTM - FAB 4), which is a Microchip-owned facility that offers significant expansion potential to better meet future client demand. *Note: The attached file called Tempe_Fab2_IATF_Decertification is for the manufacturing site deactivation of Microchip Technology Tempe ? Fab 2 (TMGR), contact your local Microchip sales office for inquiries.Estimated Qualification Completion Date: October 2025Revision History:February 21, 2025: Issued initial notificationMay 21, 2025: Re-issued to update the number of lots from 1 to 3 for ESD (HBM), ESD (CDM), and Latch-Up tests in the Qualification Plan. The affected CPN was also updated to include MCP1640CTI/MCVAO.
Description of Change: Qualification of Microchip Technology Gresham ? Fab 4 (GRTM) as a new fabrication location for selected MCP125x, MCP1602, MCP162x, MCP163x, MCP164x, MCP1726, MCP62x, MCP63x, MCP65x, MCP66x, MCP970x, TC101x, TC1047, TC105x, TC107x, TC110x, TC117x, TC118x, TC122x, TC126x, TC1272A, TC130xx, TC1313, TC2117, TC74, TCM80x, MCP1612, MCP6Vx and TCM810 device families available in various packages.Reason for Change: To improve manufacturability and on time delivery performance by qualifying a new fabrication location (GRTM - FAB 4), which is a Microchip-owned facility that offers significant expansion potential to better meet future client demand. *Note: The attached file calledTempe_Fab2_IATF_Decertification is for the manufacturing site deactivation of Microchip Technology Tempe ? Fab 2 (TMGR), contact your local Microchip sales office for inquiries.Estimated Qualification Completion Date: October 2025
PCN Status:Initial NotificationDescription of Change:Qualification of UNIG as a new assembly site for various products available in Tube, Tray and Tape & Reel packing media.Reason for Change:To improve on-time delivery performance by qualifying UNIG as a new assembly site.Change Implementation Status:In ProgressEstimated Qualification Completion Date:October 2024
Description of Change:Qualification of UNIG as a new assembly site for various products available in Tube, Tray and Tape & Reel packing media.Pre and Post Change Summary: see attachedmpacts to Data Sheet:NoneChange Impact:NoneReason for Change:To improve on-time delivery performance by qualifying UNIG as a new assembly site.Change Implementation Status:In ProgressEstimated Qualification Completion Date:June 2024
CCB 1475 Initial Notice: Qualification of C194 lead-frame for selected QFN and UQFN packages at NSEB assembly site.Description of Change: Qualification of C194 lead-frame for 16L QFN (4x4x0.9mm), 16L QFN (3x3x0.9mm), 20L QFN (4x4x0.9mm), 28L QFN (6x6x0.9mm), 64L QFN (9x9x0.9mm), 28L UQFN (4x4x0.5mm) and 48L UQFN (6x6x0.5mm) packages at NSEB.Pre Change: EFTEC-64T lead framePost Change: EFTEC-64T or C194 lead frameNOTE: Please be advised that after the estimated first ship date customers may receive pre and post change parts.
Part Status:
- https://futureelec.wufoo.com/forms/?formname=r8bzou01ws8brs&field12=NA&field16=en&field2=MCP1631-E/ML&field4=Microchip&field18=https://p1na.futureelectronics.com/p/semiconductors--analog--power-controllers--pwm-controllers/mcp1631-e-ml-microchip-1314053
- https://futureelec.wufoo.com/forms/?formname=r8bzou01ws8brs&field12=NA&field16=en&field2=MCP1631-E/ML&field4=Microchip&field18=https://p1na.futureelectronics.com/p/semiconductors--analog--power-controllers--pwm-controllers/mcp1631-e-ml-microchip-1314053
Microchip MCP1631-E/ML - Technical Attributes
| Supply Voltage: | 3V to 16V |
| Duty Cycle-Min: | 0% |
| Duty Cycle-Max: | 10% |
| Operating Temp Range: | -40°C to +125°C |
| Package Style: | QFN-20 |
| Mounting Method: | Surface Mount |
Features & Applications
The MCP1631, MCP1631V offer both current or voltage mode respectively as well as the high voltage versions MCP1631HV, MCP1631VHV for high-speed microcontroller based pulse width modulation ideal for programmable switch mode battery charging for multiple chemistries such as Li-Ion, NiMH, NiCd & Pb-Acid and other intelligent power system needs.
Features:
- Current Mode for non-V and Voltage Mode for V version
- Integrated Over Voltage Comparator
- Integrated Low Side MOSFET Driver
- Integrated Batt. Cur. and Batt. Volt. Amplifiers
- Internal over temperature protection
- Undervoltage Lockout
Applications:
- High Input Voltage Programmable Switching Battery Chargers
- Supports Multiple Chemistries Li-Ion, NiMH, NiCd Intelligent and Pb-Acid
- LED Lighting Applications
- Constant Current SEPIC Power Train Design
- USB Input Programmable Switching Battery Chargers
Available Packaging
Package Qty:
91 per Tube
Package Style:
QFN-20
Mounting Method:
Surface Mount
