VICOR PFC Micro User Manual Download Page 24

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UG:121

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For more information about this or other Vicor products, or for assistance with component-based

power system design, contact the Vicor office nearest you. Vicor comprehensive line of power

solutions includes modular, high-density DC-DC converters and accessory components, configurable

power supplies, and custom power systems. Vicor designs and builds configurable power supplies

incorporating Vicor high-density DC-DC converters and accessory components.

This product line includes:

LoPAC™ FAMILY:

PFC MicroS™

PFC Micro™

PFC Mini™

MegaPAC™ FAMILY:

PFC MegaPAC™

4kW MegaPAC™

PFC MegaPAC™ (High Power)

PFC MegaPAC-EL™

Mini MegaPAC™

ConverterPACs™

Others:

FlatPAC-EN™

Rugged COTS versions (MI) are available for the PFC Micro, PFC MicroS, PFC Mini, PFC MegaPAC.

Summary of Contents for PFC Micro

Page 1: ...ltages of 85 264VAC and 100 300VDC the PFC Micro can provide up to 800W in a package size of 1 86 x 5 06 x 10 40in 47 3 x 128 5 x 264 1mm The PFC Micro is factory configured to meet user output requirements Contents Page Overview 1 Standard Features 2 Optional Features 2 Part Numbering 3 Mechanical Considerations 3 PFC Micro Dos and Don ts 3 Technical Description 4 PFC Micro Quick Install Instruct...

Page 2: ...sense n n Output overcurrent protection on all outputs n n Output overvoltage protection and output overtemperature limiting not applicable when using VI J00 n n Ride through hold up time 20ms at 500W load n n Size 1 86 x 5 06 x 10 4in 47 3 x 128 5 x 264 1mm n n Safety Agency Approvals CE Marking TÜV CUE certain models may not have all listed approvals n n Uses 300VDC input VI 200 VI J00 modules a...

Page 3: ...o the output terminals For high current outputs use cable ties to support heavy cables and minimize mechanical stress on connectors Be careful not to short out to neighboring outputs The maximum torque recommended on output nuts is 10in lbs Avoid applications in which the unit is exposed to excessive shock or vibration levels as the unit is designed primarily for office type equipment In such appl...

Page 4: ... of unique attributes low switching losses high frequency operation resulting in reduced size for magnetics and capacitors excellent line and load regulation wide adjustment range for output low EMI RFI emission and high efficiencies At initial power up the PFC Micro outputs are disabled to limit the inrush current and to allow the DC bus potential to settle out to the correct operating level A lo...

Page 5: ... over tighten nuts Installing power connectors with 18 pin Molex connectors when half size module used n n S1 S2 J1 7 S1 S2 J1 8 and S1 S2 J1 16 are Positive for output 1 while pins S1 S2 J1 9 S1 S2 J1 17 and S1 S2 J1 18 are the Returns S1 S2 J1 1 S1 S2 J1 10 and S1 S2 J1 11 are Positive for output 2 while pins S1 S2 J1 2 S1 S2 J1 3 and S1 S2 J1 12 are the Returns n n For this 18 pin housing use M...

Page 6: ... Molex tool 11 01 0208 Trim connections on connector with 18 pin molex connectors n n S1 S2 J1 6 provides trim access for output 1 and S1 S2 J1 14 provides trim access for output 2 n n Use Molex mating receptacle 39 01 2180 with 39 00 0039 terminals n n Attach 18 24AWG stranded wire using Molex tool 11 01 0197 Trim connections on connectors with 16 pin Molex connectors n n S1 S2 J1 14 provides tri...

Page 7: ...5 ENABLE DISABLE S2M2 CBJ3 6 ED4 ENABLE DISABLE S2M1 CBJ3 7 ED3 ENABLE DISABLE S1M3 CBJ3 8 ED2 ENABLE DISABLE S1M2 CBJ3 9 ED1 ENABLE DISABLE S1M1 CBJ3 10 GSD GENERAL SHUTDOWN CBJ3 11 PGDV POWER GOOD DATA VALID CBJ3 12 Vcc 5V 40mA PFC MICRO AIR FLOW WITH OPTIONAL BUS BAR 1 1 A COMPLETE SET OF MATING CONNECTORS IS AVAILABLE FOR PURCHASE BY SPECIFYING WESTCOR CONNECTOR KIT P N 19 130044 1 2 REFERENCE...

Page 8: ...OR SINGLE OR DUAL OUTPUTS when populated with half size modules A OUTPUT STUDS SINGLE OUTPUT when populated with full size module SxJ1 18 PIN OUTPUT REMOTE SENSE AND TRIM PIN CONNECTOR VOUT VOUT 2 3 4 5 6 7 8 10 11 12 13 14 15 16 1 9 MATING CONNECTOR 16 PIN HOUSING MOLEX 39 01 2160 TERMINAL FEM CRIMP 18 24 AWG MOLEX 39 00 0039 USE CRIMP TOOL MOLEX 11 01 0197 9 VOUT M3 10 VOUT M3 11 N C 12 VOUT M2 ...

Page 9: ...CRIMP TOOL MOLEX 11 01 0199 PIN 1 CBJ3 12 PIN L1 L2 N GND Not Connected MBJ1 5 PIN Not Connected Item Qty Description Vendor 1 Part 1 3 HOUSING 3 POS 100 CTR W LATCH MOLEX 50 57 9403 2 8 TERMINAL FEM CRIMP 22 24AWG SEL GOLD MOLEX 16 02 0103 CRIMP TOOL FOR ITEM 2 MOLEX 11 01 0208 3 2 HOUSING 16 POS 165 CTRS W LATCH MOLEX 39 01 2160 4 2 HOUSING 18 POS 165 CTRS W LATCH MOLEX 39 01 2180 5 40 TERMINAL ...

Page 10: ...TING CONNECTORS WESTCOR KIT P N 19 130044 16 PIN HOUSING MOLEX 39 01 2160 SOCKET CRIMP 18 24 AWG MOLEX 39 00 0039 CRIMP TOOL MOLEX 11 01 0197 PIN DESCRIPTION S1 S2 J1 9 V OUT M3 S1 S2 J1 10 V OUT M3 S1 S2 J1 11 N C S1 S2 J1 12 V OUT M2 S1 S2 J1 13 V OUT M2 S1 S2 J1 14 TRIM M1 S1 S2 J1 15 V OUT M1 S1 S2 J1 16 V OUT M1 PIN DESCRIPTION S1 S2 J1 1 V OUT M3 S1 S2 J12 V OUT M3 S1 S2 J1 3 TRIM M3 S1 S2 J...

Page 11: ... OFF or is not functioning properly The correspondence between the module and the Power Good status of that module is the same as between a E D pin and its module This mode does NOT constantly monitor the module status and must be re triggered by transitioning the PGR pin from logic low to logic high to get current module status Procedurally certain guidelines must be followed when using this feat...

Page 12: ...UG 121 Page 12 Figure 4 Power Good Read with good module Figure 5 Power Good Read with defective module ...

Page 13: ...shorted user interface functionality will be lost Power Good Read PGR CBJ3 2 This pin initiates the Power Good Read sequence A logic high applied to this pin will cause the power supply to enter the Power Good Read status mode In this mode the I O lines CBJ3 4 to CBJ3 9 will be outputs These outputs give an indication of the status of the modules of the power supply A high on an I O line CBJ3 4 to...

Page 14: ...e SENSE connection on S1 S2 J2 3 The sense connector for a dual output board is provided on the 18 pin output connector that also provides the output and trim connections SENSE and SENSE for the first output are located on S1 S2 J1 13 and S1 S2 J1 15 respectively SENSE and SENSE for the second output are located on S1 S2 J1 4 and S1 S2 J1 5 respectively Remote sense is not available for triple out...

Page 15: ...VR6 2 75V 2 25V 5V IR7 V2 R7 5V 10kΩ 500mA IR8 IR7 IR6 525mA VR8 VNOM 10 V2 13 2V 5V 8 2V Given VNOM 12V R8 VR8 IR8 8 2V 525mA 15 62kΩ CONSULT APPLICATIONS ENGINEERING WHEN TRIMMING OUTPUTS BELOW 5V Single Output Power Supplies Arrays Vicor standard configuration for single output power supplies is to set the left module as seen from looking at the power supply output as the controlling module of ...

Page 16: ...ax from no load to 10 load Maxi Mini Micro Line Regulation b 0 20 max to 0 30 max Maxi Mini Micro Load Regulation b 0 20 max to 0 70 max Inrush Current 8 5A peak 115VAC 17A peak 230VAC Ride Through Time 20ms at 500W load nominal load Conducted EMI FCC Class A EN 55022 Class A consult factory Mil STD 461 requires external filter Power Factor 0 98 Transient Burst Immunity EN61000 4 4 consult factory...

Page 17: ...perature Regulation 0 01 0 02 C Over rated temperature Long Term Drift 0 02 K hours Output Ripple Noise 10VOUT 10VOUT 100 1 0 mV VOUT 20MHz bandwidth Voltage Trim Range VI 200 VI J00 Slots 50 110 VOUT 10 on 10 15VOUT Total Remote Sense Compensation 0 5 Volts Autosense See pages 6 14 OVP Set Point d 115 125 135 VOUT Recycle Power Current Limit 105 115 125 of IMAX Auto Recovery Short Circuit Current...

Page 18: ...or modifying the unit will void the warranty If you have any problem with the power supply please contact Customer Service at 1 800 735 6200 If the unit needs to be returned for inspection analysis an RMA number will be issued All units must have a RMA number prior to return Environmental Storage Temperature 40 to 85 C Operating Temperature Full Power Half Power 20 to 45 C 40 to 45 C option w MI c...

Page 19: ...450 400 350 255 245 235 225 215 205 195 185 175 165 155 145 135 125 115 105 95 85 Power Limit Exceeded 8 33 Watts Volt Safe Operating Area Figure 10 PFC Micro output power vs DC input voltage Input Voltage VDC Output Power Watts PFC Micro Output Power vs DC Input Voltage 100 Power W 800 720 640 560 480 400 320 240 160 80 120 140 160 180 200 220 240 260 280 300 Safe Operating Area Power Limit Excee...

Page 20: ... power limitations e g 5V Maxi module is 400W maximum One cannot exceed the output power rating of the PFC Micro regardless of the module capability 2 Also see output power vs input voltage charts on page 19 3 Please note that a PFC Micro configuration that uses a Molex connector is limited to 9A pin 27A per output This is a Molex connector limitation NOT a module power limitation Please consult A...

Page 21: ... between the negative output power rails This accuracy translates to a 1 current sharing if there is a total of 100mV conductional voltage drop in the negative return path Constructed as a current source to drive the trim pin of a Vicor module the design uses an accurate comparator circuit to monitor the power returns In addition the circuit is unidirectional and can only trim an output voltage up...

Page 22: ...llivolts of drop in order for proper operation 50 100mV of drop will provide from 5 1 accuracy 3 V1 and V2 for all box to box circuits must be connected directly at the negative output power studs or terminals to achieve accurate current sharing 4 D can be added if redundancy is needed If redundancy is not required D can be replaced with direct wire connections 5 When using D the power input shoul...

Page 23: ...wer 2 T1 3 V1 4 T2 5 V2 6 No Connection J1 Pinout Figure 13 Mechanical Drawing Figure 14 Specifications 1 Power 2 50VDC at 5mA maximum 2 Accuracy 1mV between VOUT connections 3 Output current when not trimming up 1µA VI 200 J00 5µA Maxi 4 Use four non plated through holes with standoffs for mounting 5 CSB01 MUST be used for current sharing VI 200 VI J00 converters 6 CSB02 MUST be used for current ...

Page 24: ...able power supplies and custom power systems Vicor designs and builds configurable power supplies incorporating Vicor high density DC DC converters and accessory components This product line includes LoPAC FAMILY n n PFC MicroS n n PFC Micro n n PFC Mini MegaPAC FAMILY n n PFC MegaPAC n n 4kW MegaPAC n n PFC MegaPAC High Power n n PFC MegaPAC EL n n Mini MegaPAC n n ConverterPACs Others n n FlatPA...

Page 25: ...her the Vicor product is suitable and fit for your applications and products and to implement adequate design testing and operating safeguards for your planned application s and use s VICOR PRODUCTS ARE NOT DESIGNED AUTHORIZED OR WARRANTED FOR USE IN LIFE SUPPORT LIFE CRITICAL OR SAFETY CRITICAL SYSTEMS OR EQUIPMENT VICOR PRODUCTS ARE NOT CERTIFIED TO MEET ISO 13485 FOR USE IN MEDICAL EQUIPMENT NO...

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