PMIC Memory Power Management ICs | 30 Products
PMIC Memory Power Management ICs
Power Management Integrated Circuits (PMICs) designed specifically for memory applications provide critical voltage regulation, power sequencing, and control functions for DDR, LPDDR, DDR2, DDR3, DDR4, DDR5, and flash memory systems. These specialized ICs ensure stable power delivery to memory modules in computing, mobile, automotive, and industrial applications.
Memory PMIC Applications
Memory PMICs deliver precise voltage rails required by modern memory technologies. DDR memory requires multiple voltage domains including VDD, VDDQ, and VTT, while LPDDR memory demands ultra-low power consumption with fast response times. These power management solutions integrate multiple DC-DC converters, LDOs, and voltage references in compact packages to minimize board space and component count.
Key PMIC Memory Features
- Multi-rail voltage regulation for DDR2, DDR3, DDR4, DDR5, and LPDDR memory standards
- Integrated power sequencing and tracking for proper memory initialization
- Low noise LDOs for VREF and VTT termination voltage generation
- High efficiency buck converters for VDD and VDDQ rails
- Dynamic voltage and frequency scaling (DVFS) support
- Thermal management and protection features
- I2C or PMBus digital control interfaces
- Compact packaging options including QFN, WLCSP, and BGA
Technical Specifications
Memory PMICs typically support input voltage ranges from 2.7V to 5.5V and generate multiple output voltages with accuracy within ±1% to ±3%. Output current capabilities range from 100mA for reference voltages to 6A or more for main power rails. Switching frequencies commonly range from 1MHz to 4MHz for optimal efficiency and component size trade-offs.
Industry Standards Compliance
These PMICs comply with JEDEC memory standards and support the specific voltage, sequencing, and timing requirements defined for each memory generation. Automotive-grade memory PMICs meet AEC-Q100 qualification standards for extended temperature ranges and reliability requirements.
