Tag: PIONEER MAGNETICS PM36218B-10P-1-8PH-J

Description:

The PIONEER MAGNETICS PM36218B-10P-1-8PH-J is a high-efficiency,multi-phase DC-DC power converter module engineered for demanding industrial,defense,and telecommunications applications.As part of Pioneer Magnetics’advanced PM36000 series,this 8-phase buck regulator delivers tightly regulated,high-current output from a wide input voltage range—ideal for powering FPGAs,ASICs,processors,and distributed bus systems requiring exceptional transient response and low output ripple.

Designed with military-grade reliability and commercial flexibility,the PM36218B-10P-1-8PH-J integrates proprietary magnetics,synchronous rectification,and digital control to achieve superior power density and thermal performance in a compact chassis-mount package.

Application Scenarios:

At a Tier-1 defense contractor developing next-generation radar signal processors,engineers faced thermal throttling in a 12U VPX embedded system due to inadequate point-of-load(POL)regulation.By replacing legacy single-phase converters with the PIONEER MAGNETICS PM36218B-10P-1-8PH-J,they achieved a 42%reduction in peak board temperature while supporting 120 A bursts at 1.0 V output.The 8-phase interleaved topology minimized input current ripple,allowing smaller EMI filters and extending capacitor life.Crucially,the PM36218B-10P-1-8PH-J met MIL-STD-461G conducted emissions without external shielding—accelerating platform certification by six months.

Parameter:

Main Parameters Value/Description

Product Model PM36218B-10P-1-8PH-J

Manufacturer Pioneer Magnetics,Inc.

Product Category 8-Phase Synchronous Buck DC-DC Power Converter Module

Input Voltage Range 36–75 VDC(optimized for 48 V telecom&28 V avionics rails)

Output Voltage 0.6–5.0 VDC(adjustable via external resistor or PMBus™)

Max Output Current 100 A continuous(120 A peak with derating)

Phases 8 interleaved synchronous buck stages

Efficiency Up to 94%at 50%load(1.2 Vout,48 Vin)

Switching Frequency 500 kHz per phase(4 MHz effective ripple frequency)

Control Interface Analog trim+optional PMBus™digital monitoring(–J suffix)

Protection Features Over-current,over-voltage,over-temperature,under-voltage lockout

Operating Temperature–40°C to+100°C(case temperature,with derating)

Form Factor Chassis-mount brick,4.6″×2.4″×0.5″(L×W×H)

Compliance Designed to meet MIL-STD-704,MIL-STD-1275,EN 61000-6-2/4

Note:The“–J”suffix denotes enhanced filtering and ruggedized construction for defense/aerospace use.

Technical Principles and Innovative Values:

8-Phase Interleaving:The PM36218B-10P-1-8PH-J spreads switching losses across eight phases,reducing input/output ripple by>80%compared to single-phase designs—enabling smaller bulk capacitors and cleaner power rails for sensitive digital loads.

Proprietary Planar Magnetics:Integrated custom transformers and inductors minimize parasitic losses and EMI,while improving thermal conduction to the baseplate.

Digital Telemetry(PMBus™):Real-time monitoring of voltage,current,temperature,and fault logs enables predictive maintenance and system-level power optimization.

Robust Transient Response:With<±3%output deviation during 50–100%step loads,the PM36218B-10P-1-8PH-J eliminates the need for local bulk capacitance near high-speed processors.

Application Cases and Industry Value:

In a 5G mmWave base station deployment across Scandinavia,network operators selected the PM36218B-10P-1-8PH-J to power massive-MIMO RF arrays operating in–30°C winters.Its wide input range accommodated unstable rural DC feeds,while the 8-phase design suppressed switching noise that previously desensitized receiver chains.Field data showed zero power-related outages over 18 months—compared to 12%annual failure rates with competing modules.

Another implementation:an autonomous underwater vehicle(AUV)used the PM36218B-10P-1-8PH-J to convert 54 V battery packs to 1.8 V for sonar processing GPUs.The module’s hermetic sealing option(available on–J variants)prevented condensation-induced failures during deep-sea pressure cycles,contributing to a 99.7%mission success rate.

Related Product Combination Solutions:

PM36218B-10P-1-4PH-J:4-phase variant for medium-current applications(≤60 A).

PM36112B Series:Complementary single-output modules for auxiliary rails(3.3 V,5 V,12 V).

Pioneer Magnetics EMI Filters(e.g.,FE36xxx):Pre-compliance filtering for PM36218B-10P-1-8PH-J inputs.

Vicor VI Chip BCM:For upstream 48 V to intermediate bus conversion in hybrid architectures.

Texas Instruments UCD9090:External sequencer for multi-rail startup coordination with PM36218B-10P-1-8PH-J.

CUI Devices VSK-S500:Redundant power shelf for N+1 systems using multiple PM36218B modules.

Pioneer Custom Magnetics Design Service:Tailored transformer/inductor integration for unique form factors.

Installation,Maintenance,and Full-Cycle Support:

Installing the PIONEER MAGNETICS PM36218B-10P-1-8PH-J requires secure thermal coupling to a heatsink or cold plate using thermal interface material(TIM),along with low-inductance input/output wiring.Enable sequencing via the ON/OFF pin or PMBus commands.For–J variants,ensure conformal coating compatibility with cleaning solvents.

Maintenance is minimal due to solid-state construction,but periodic inspection of mounting hardware and thermal pads is recommended in high-vibration environments.Fault logs accessible via PMBus aid in root-cause analysis without system disassembly.

We supply 100%burn-in tested and PMBus-verified PM36218B-10P-1-8PH-J units,validated for:

Full-load thermal stability at 85°C ambient

Load-step response per Telcordia GR-3177

MIL-STD-810G shock/vibe compliance(optional)

Long-term reliability(MTBF>1 million hours)

Each module includes a test report,RoHS/REACH documentation,and a 36-month warranty.Our engineering team provides layout review,thermal simulation support,and firmware customization for PMBus parameters.

Contact us for a customized solution—whether you’re designing a new defense electronics platform,upgrading telecom infrastructure,or pushing the limits of high-density computing.With authentic PIONEER MAGNETICS PM36218B-10P-1-8PH-J modules and deep power systems expertise,we deliver clean,efficient,and resilient power where it matters most.

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