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STMICROELECTRONICS PM6641TR DDR Power Module

The PM6641 is an integrated monolithic voltage regulator module designed for ultra-mobile PC applications, supplying DDR2/3 memory and chipset power. It features three independent, adjustable buck converters, a +2 Apk low-dropout linear regulator, and a low noise buffered reference, providing efficient and reliable power regulation. The device supports input voltages from 2.7V to 5.5V, includes programmable soft-start, over-voltage, under-voltage protections, and active soft-end for all outputs. Its compact VFQFPN-48 package facilitates space-saving integration in portable systems requiring high performance and low noise.

Authorized Distributors
Source:Newark
Part No:PM6641TR
Stock:50
Inv Date:06-11-2026
Price: Unit price: $5.5
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Source:DigiKey
Part No:PM6641TR
Stock:0
Inv Date:06-11-2026
Price: Unit price: $3.67783
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Part No:PM6641TR
Stock:0
Inv Date:06-12-2026
Price: Unit price: $6.35
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Part No:PM6641TR
Stock:0
Inv Date:06-11-2026
Price: Unit price: $3.07
Buy/RFQ:
Part No:PM6641TR
Stock:341
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS PM6641TR DDR Power Module Specifications:

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Adjustments: 0.8V to input voltage for buck converters
  • Peak Current per Buck: 5A (high side) and 2.8A (average)
  • LDO Termination Supply: +2 Apk, sink/source up to 2A
  • Buffered Voltage Reference: ±2%, 15mA drive capability
  • Switching Frequency: 500kHz to 1MHz, adjustable via resistor
  • Protection: Over-voltage, under-voltage, thermal shutdown, cycle-by-cycle current limit
  • Package: VFQFPN-48 7x7 mm
  • Thermal Shutdown Threshold: 150°C with 15°C hysteresis
  • Operating Temperature Range: -40°C to 85°C
  • Storage Temperature: -50°C to 150°C
  • Power Dissipation: 4W at 25°C

Buy the Buy STMicroelectronics PM6641 Monolithic DDR2/3 Regulator Part Number PM6641TR Online

Discover the PM6641, a highly efficient DDR2/3 power supply solution featuring three adjustable buck converters, a low-dropout linear regulator, and protections. Perfect for ultra-mobile PCs and portable electronics, this module delivers reliable power regulation within a compact VFQFPN-48 package. Its advanced features include programmable soft-start, active soft-end, cycle-by-cycle current limiting, and over-voltage and thermal protections, ensuring high performance and safety. Purchase online today to enhance your portable systems with dependable, space-saving power management.

Get STMicroelectronics PM6641 today—compact, high-efficiency power management for DDR2/3 memory and chipsets in portable devices.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS PM6641TR?

You can click on the BUY or RFQ button to purchase PM6641TR from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part PM6641TR?

You can download the PM6641TR datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of PM6641TR?

STMICROELECTRONICS

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