background image

 

UG:110 

vicorpower.com  

Applications Engineering: 800 927.9474 

Page 26

NOTES:    

Содержание Mini MegaPAC

Страница 1: ...ds Manufactured at Vicor the entire family of MegaPAC power supplies is completely user configurable If output requirements change i e more power or a different output voltage is needed upgrading is easy simply unlock a single screw and replace the slide in ConverterPAC assembly with one of the same length and has the desired voltage power rating For additional flexibility ConverterPACs can be con...

Страница 2: ...ing standard 8 32 or 4 mm screws The chassis comes with four mounting points on each surface maximum allowable torque is 20 lb in The maximum penetration is 0 15 in 3 8 mm When selecting a mounting location and orientation the unit should be positioned so air flow is not restricted Maintain a 2 5 1 cm minimum clearance at both ends of the Mini MegaPAC and route all cables so airflow is not obstruc...

Страница 3: ...l damage booster ConverterPACs n Run the output power cables next to each other to minimize inductance n Wait 5 minutes after shutting off power before inserting or removing ConverterPACs n The MegaPACs do not have user serviceable components They must be returned to the factory for repairs Contact Customer Service for a RMA number before returning the unit Do not attempt to repair or modify the p...

Страница 4: ... a TTL 1 indicating that the input power is OK and allows the power outputs to come up within 50 ms later An auxiliary Vcc output of 5 Vdc sourcing up to 0 3 A is provided for peripheral use on interface connector J10 9 An output Enable Disable function is provided by using an optocoupler to control the Gate In pins of the ConverterPAC assemblies If the Enable Disable control pin is pulled low the...

Страница 5: ...ide an airflow escape and cause failure to the power supply Installing ConverterPACs as Drivers ConverterPACs can be installed in empty slots by simply sliding in the new ConverterPAC and securing the screw at the base Power and interface connections can be made after the ConverterPAC has been installed Installing Booster ConverterPACs to Increase Output Power ConverterPACs can be paralleled for m...

Страница 6: ...ignal or output voltage Trim potentiometer can be specified The JuniorPAC contains output overcurrent protection which recovers automatically when the overcurrent condition is removed Overvoltage protection and overtemperature limiting are not available DualPAC This output assembly consists of two VI J00 DC DC converters that convert the high voltage bus to the desired regulated output voltages as...

Страница 7: ...he Autoranging MegaPAC and their features ConverterPAC OVP OCP OTL RS AS LS AS PG TrimPot ModuPAC Std Std Std AS AS Opt Opt DualPAC N A Std N A AS AS N A Opt JuniorPAC N A Std N A AS AS Opt Opt RamPAC N A Std N A AS AS Opt Opt BatPAC N A Std N A N A N A N A Opt FlexPAC Std Std Std N A LS N A Std See Page 10 and 14 for more information on Autosense OVP Overvoltage Protection latching OCP Overcurren...

Страница 8: ...t adjustment F4 50 100 output adjustment T2 90 105 output adjustment F5 60 110 output adjustment T3 90 102 5 output adjustment F6 70 110 output adjustment T4 90 100 output adjustment F7 80 110 output adjustment T5 98 105 output adjustment F8 90 110 output adjustment T6 100 110 output adjustment F9 100 110 output adjustment V1 VXI lownoise 150mV 15V VOUT 24Voutput 5 I Industrial Grade module V2 VXI...

Страница 9: ...ENSE SENSE 1 TRIM PIN ACCESS 2 OUTPUT ADJUST J1 B PIN1 J1 A PIN1 OUTPUT CONNECTORS 1 AND 4 V OUT 3 3 R SENSE 6 R SENSE 1 2 J1 TERMINALS MOLEX P N 39 00 0039 HOUSING MOLEX P N 39 01 2060 CRIMP TOOL MOLEX P N 11 01 0197 MATING HDWR 6 5 4 2 AND 5 V OUT DUALPAC VOLTAGE LIMIT ADJUST J2 BATPAC REMOTE INTERFACE CURRENT MONITOR CURRENT LIMIT ADJUST VOUT VOLTAGE LIMIT ADJUST 1 VOUT 3 2 4 J2 PIN1 CURRENT LI...

Страница 10: ...o a maximum torque of 45 lb in Do Not Over Tighten Nuts n Verify all output nuts are properly installed before turning on supply Installing power connectors on DualPACs J1A and J1B n Use Molex mating receptacle 39 01 2060 with 39 00 0039 terminals provided n Pins 1 and 4 are Positive while pins 2 and 5 are the Return n Attach terminals to 18 24 AWG stranded wire using Molex tool 11 01 0197 Sense C...

Страница 11: ...olex tool 11 01 0197 n Verify that Sense lines are not cross connected before applying input power Trim Pin Connection J2 n The Trim J2 connection should only be made if the Trim option has not been installed A T or F in the ConverterPAC part number means the Trim option is installed e g M5V 40AT n Use Molex mating receptacle 50 57 9403 with 16 02 0103 terminals provided n Attach terminals to 22 2...

Страница 12: ...receptacle 39 01 2120 with 39 00 0039 terminals provided n Attach terminals to 18 24 AWG stranded wire using Molex tool 11 01 0197 n J1 pins 11 5 12 and 6 are for special trim options Contact factory for use n Local Sense only NC NC NC E D 5 E D 4 E D 3 E D 2 E D 1 J10 8 J10 7 J10 6 J10 5 J10 4 J10 3 J10 2 J10 1 J10 INTERFACE PIN OUT GEN SHUTDOWN AC POWER OK SIGNAL GROUND Vcc 5V 0 3A J10 12 J10 11...

Страница 13: ...LACES GEN SHUTDOWN AC POWER OK SIGNAL GROUND J10 ACOK INTERFACE PIN OUT 10 040921 38 ASSEMBLY ONLY J10 STD INTERFACE PIN OUT E D 2 J10 2 J10 8 J10 7 J10 6 J10 9 J10 5 J10 4 J10 3 NC NC NC E D 5 E D 4 E D 3 J10 1 E D 1 J10 6 J10 7 J10 9 J10 8 J10 4 J10 3 J10 5 J10 2 J10 1 E D 2 Vcc 5V 0 3A AC POWER OK NC NC E D 4 E D 3 E D 5 E D 1 TOOL 57005 5000 AND 22 28 AWG STRANDED WIRE USE MOLEX 39 01 0043 USI...

Страница 14: ...nt on J2A and J2B Use appropriate wire size rated to handle the full output current including short circuit levels Avoid large current loops in output cables run power and return cables next to one another to minimize inductive effects All outputs are isolated and can provide positive or negative outputs Output Sense Connections J2 for Single Output or J1A J1B for Dual Outputs Newer power supplies...

Страница 15: ...owed to exceed 4 5 V when enabled Do not apply more than 6 V to these inputs at any time General Shutdown GSD J10 12 The GSD control pin on J10 12 allows simultaneous shutdown of all ConverterPAC outputs see Connector Pin Identification on Page 12 This pin must be pulled down to less than 0 7 V and will sink 10 mA maximum to shut down all outputs The GSD pin should be open circuited or allowed to ...

Страница 16: ...ower Auxiliary Vcc 5V 0 3A J10 9 The Vcc on J10 9 is an auxiliary 5 V regulated power source see Figure 7 and Connector Pin Identification on Page 15 It is 5 Vdc 5 with respect to Signal Ground and can supply 300 mA maximum It is short circuit proof but if shorted all outputs will shut down through the Enable Disable circuitry The Auxiliary Vcc typically powers user circuitry or is used with the P...

Страница 17: ...gnal Ground must be connected to Signal Ground on J3 1 Sense Sense J2 2 and J2 3 See Page 10 and 13 for more information on Autosense The Sense on J2 2 should be connected to the Power Out and the Sense on J2 3 to the Power Out terminal Do not reverse or leave the Sense pins open Sense pins can be terminated locally at the output of the power supply in which case the power supply will provide regu...

Страница 18: ...r information on restart The Trim pin on J2 can be used to control the output voltage It is referenced to the Sense pin on J2 and can be controlled by either a resistor network or an external voltage source To increase an output voltage above its nominal it is necessary to increase the voltage at the Trim pin above the internal reference voltage Vref The reverse is true to decrease an output volta...

Страница 19: ... V1 VR6 2 75 V 2 25 V 5 V IR7 V2 R7 5 V 10 kW 500 mA IR8 IR7 IR6 525 mA VR8 Vnom 10 V2 13 2 V 5 V 8 2 V Given Vnom 12 V R8 VR8 IR8 8 2 V 525 mA 15 62 kW Using the above resistor combination a 12 V output can be trimmed externally up to 13 2 V and down to 10 8 V For further information on external trimming refer to Chapter 5 of the Applications Manual or consult the factory for assistance CONSULT A...

Страница 20: ...ever is greater FlexPAC 50 mVp p Output Trim Range 50 110 of nominal voltage VI 200 VI J00 series modules 90 110 of nominal voltage VI 200 VI J00 series modules 10 15 V Overcurrent Trip Point 105 125 of full load capability of VI 200 VI J00 series modules Overvoltage Protection ModuPAC 115 135 N A to DualPACs JuniorPACs BatPACs RAMPACs Efficiency 82 typical Output Power 1 000 W 115 Vac or 230 Vac ...

Страница 21: ...anel are less likely to break due to over torqueing Shown below are the original and re designed studs MegaPAC Family Connector Kit 19 130040 Listing Excluding 4 kW MegaPAC and 4 kW MegaPAC EL Item Qty Description Vendor 1 Part 1 1 HOUSING 12 POS 165 CTR W LATCH MOLEX 39 01 2120 2 12 TERMINAL FEM CRIMP 18 24 AWG TIN MOLEX 39 00 0039 CRIMP TOOL FOR ITEM 2 MOLEX 11 01 0197 3 8 HOUSING 7 POS 098 CTR ...

Страница 22: ...ction method to achieve a 1 mV accuracy between the negative output power rails This accuracy translates to a 1 current sharing if there is a total of 100 mV 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 unidirectiona...

Страница 23: ...rop in order for proper operation 50 mV to 100 mV of drop will provide from 5 to 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 should b...

Страница 24: ...ight above board Pin Description 1 Power 2 T1 3 V1 4 T2 5 V2 6 No Connection J1 Pinout Figure 12 Mechanical Drawing Specifications 1 Power 2 50 Vdc at 5 mA maximum 2 Accuracy 1 mV between Vout connections 3 Output current when not trimming up 1 uA VI 200 VI J00 5 uA Maxi 4 Use four non plated through holes with standoffs for mounting 5 CSB01 MUST be used for current sharing VI 200 VI J00 converter...

Страница 25: ...amily of power supplies is obtained with the removal of the Y capacitors from within the EMI filter of the MegaPAC as well as the Y capacitors on the input of the ConverterPACs This reduces the leakage current from the AC input to AC ground chassis to below 500 µA At the same time since the Y capacitors are a vital component of the EMI filter without them the EMI will go up When this happens the u...

Страница 26: ...UG 110 vicorpower com Applications Engineering 800 927 9474 Page 26 NOTES ...

Страница 27: ...gaPAC 4kW MegaPAC 4kW MegaPAC EL Low Noise PFC MegaPAC High Power PFC MegaPAC Low Noise High Power PFC MegaPAC EL Low Noise Mini MegaPAC Autoranging MegaPAC ConverterPACs OTHERS FlatPAC EN PFC FrontEnd MicroPAC Conduction Cooled MicroPAC Rugged COTS versions MI are available for the PFC Micro PFC MicroS PFC Mini PFC MegaPAC Standard MicroPAC and Conduction Cooled MicroPAC INFORMATION FURNISHED BY ...

Страница 28: ...1 MM2 128458 MM2 128491 MM2 128492 MM2 128633 MM2 129618 MM2 1301 MM2 1312269 MM2 1313829 G MM2 1313914 G MM4 14697 MM4 14700 MM4 14702 MM4 14703 MM4 14704 MM4 147173 MM4 147238 G MM4 147318 MM4 147346 G MM4 147405 G MM4 1414410 MM4 1414460 G MM4 1414553 G MM4 1414554 MM4 1414628 MM4 1414635 MM4 1415223 G MM4 1415389 MM4 1415518 MM4 1415911 MM4 1415913 G MM4 1415958 G MM4 1501 MM4 1504 MM4 1504 1 ...

Отзывы: