6,73 0.265 V•I Chip BCM HV Bus Converter Family TM TM • Efficiency: 95% Typical –In +In PC RSV TM ™ VICOR CORP. MADE IN USA • Current sharing: 5% BCM 22,0 0.87 ™ S RoHS • Input: HV 270 / 350 / 380 V C • Isolation: 4,242 Vdc 3 –Out 2 • Power Density: >1000 W/in NRTL US U.S. PATS. LISTED ON PACKING MATERIALS & DATASHEETS +Out • Footprint: 1.1 in –Out 32,5 1.28 +Out Actual size mm in Product Description The HV Bus Converter modules provide an isolated intermediate bus voltage to power non-isolated POL converters. The HV BCMs offer direct conversion from PFC bus voltage to 12 V POL at up to 300 W with isolation to 4,242 Vdc. The HV family provides superior performance, the highest efficiency and power density in the smallest package available. Input Voltage (V) Output Voltage (V) Output Power (W) Output Current (A) Grade B384F120T30 360 – 400 11.25 – 12.5 300 25.0 Commercial BCM352F110T300A00 330 – 365 10.3 – 11.4 300 28.0 Commercial BCM352F125T300A00 330 – 365 11.79 – 13.04 300 26.0 Commercial BCM352F440T330A00 330 – 365 41.25 – 45.63 325 7.7 Commercial BCM384F480T325A00 360 – 400 45.0 – 50.0 325 7.0 Commercial MBCM270F338M235A00 240 – 330 30.0 – 41.25 235 7.3 MIL-COTS MBCM270F450M270A00 230 – 330 38.3 – 55.0 270 6.25 MIL-COTS Model Number* * Products are also available in through-hole model. See individual data sheets. LOAD POL –Out US +Out –Out 12 V +Out U.S. PATS. LISTED ON PACKING MATERIALS & DATASHEETS S NRTL C RoHS ™ BCM –In HV PC RSV TM +In ™ VICOR CORP. MADE IN USA Typical Applications vicorpower.com +Out –Out +Out 0.8 – 55 V LOAD –Out US U.S. PATS. LISTED ON PACKING MATERIALS & DATASHEETS S VTM ™ Rev. 1.6 NRTL C RoHS +In ™ VICOR CORP. MADE IN USA PC VC TM –In US CD NC OS SG SC VH +Out –Out S NRTL C RoHS ™ PRM 800-735-6200 U.S. PATS. LISTED ON PACKING MATERIALS & DATASHEETS PR NC IL TM PC VC ™ VICOR CORP. MADE IN USA +In 48 V –In +Out –Out –Out +Out ™ BCM U.S. PATS. LISTED ON PACKING MATERIALS & DATASHEETS US NRTL RoHS C S +In PC RSV TM –In HV ™ VICOR CORP. MADE IN USA LOAD 1/2011 Page 1 of 2 General Specifications Parameter MTBF MIL-HDBK-217F Isolation Voltage Capacitance Resistance Regulatory compliance Thermal Over temperature shutdown Case-to-ambient thermal impedance Operating junction temperature Operating junction temperature Storage temperature Typ Unit Note 3.5 Mhrs 25°C, GB 4,242 500–660 10 cTÜVus CE Mark RoHS Vdc pF MΩ Input to output (basic insulation) Input to output Input to output UL /CSA 60950, EN60950 Low voltage directive 125 3.7 -40 to 125 -55 to 125 -40 to 125 °C °C / W °C °C °C minimum, junction temperature with 0.25” heat sink @ 300 LFM T–Grade MIL–COTS BCM Mechanical Outline Drawing* Heat Sink Push-Pin Hole Pattern 2.95±0.07 ø (2) PL [0.116±0.003] NON-PLATED THROUGH HOLE SEE NOTE 1. (4.37) 0.172 (11.37) 0.448 (36.50) 1.437 (18.25) 0.719 DOTTED LINE INDICATES VIC POSITION SEE NOTE 3 (7.00) 0.276 BOTTOM VIEW (2.510) 0.099 (31.48) 1.240 (39.50) 1.555 SEE NOTE 2. HEAT SINK PUSH-PIN HOLE PATTERN ( TOP SIDE SHOWN ) SEE NOTE 3 RECOMMENDED LAND PATTERN ( COMPONENT SIDE SHOWN ) NOTES: 1. MAINTAIN 3.5/[0.138] DIA. KEEP OUT ZONE FREE OF COPPER. ALL PCB LAYERS. 2. MINIMUM RECOMMENDED PITCH IS 39.50/[1.555]. THIS PROVIDES 7.00/[0.276] COMPONENT EDGE-TO-EDGE SPACING. AND 0.50/[0.020] CLEARANCE BETWEEN VICOR HEAT SINKS. NOTES: mm 1. DIMENSIONS ARE inch . 2. UNLESS OTHERWISE SPECIFIED, TOLERANCES ARE: .X / [.XX] = +/-0.25 / [.01]; .XX / [.XXX] = +/-0.13 / [.005] 3. PRODUCT MARKING ON TOP SURFACE DXF and PDF files are available on vicorpower.com TOP VIEW ( COMPONENT SIDE ) 3. V•I CHIP LAND PATTERN SHOWN FOR REFERENCE ONLY; ACTUAL LAND PATTERN MAY DIFFER. DIMENSIONS FROM EDGES OF LAND PATTERN TO PUSH-PIN HOLES WILL BE THE SAME FOR ALL FULL SIZE V•I CHIPS. (mm) 4. DIMENSION ARE inch . * For through–hole mechanical drawing see individual data sheets. The products described on this data sheet are protected by the following U.S. Patents Numbers: 5,945,130; 6,403,009; 6,710,257; 6,911,848; 6,930,893; 6,934,166; 6,940,013; 6,969,909; 7,038,917; 7,166,898; 7,187,263; 7,361,844; D496,906; D505,114; D506,438; D509,472 and for use under 6,975,098 and 6,984,965 vicorpower.com 800-735-6200 Rev. 1.6 1/2011 Page 2 of 2