8 7 6 5 4 3 2 1 VICOR CONFIDENTIAL REV. DESCRIPTION INTL DATE APVD THIS DOCUMENT AND THE DATA DISCLOSED HEREIN OR HEREWITH IS NOT TO BE REPRODUCED, USED OR DISCLOSED IN WHOLE OR IN PART TO ANYONE WITHOUT THE PERMISSION OF VICOR CORP. 1 RELEASED PER E140954a SJW 10/30/14 RH F F SEE NOTE 3 (2) PL. E E OPTIONAL GROUNDING TABS (40247) (2) PL. 3.20 SEE NOTE 3 AND DRAWING 39983 .126 REF ONLY 3623 CHIP SHOWN HERE D D THERMAL INTERFACE MATERIAL ISO ASSY REF ONLY ISO ASSY REF ONLY C C X-FLOW (XF) LONG-FLOW (LF) BOTTOM VIEW (HEAT SINK ONLY SHOWN) (HEAT SINK ONLY SHOWN) NOTES: 1. FOR PCB LAYOUT SEE VICOR APPLICATION DRAWING 39983. 2. THE SOLDERING METHOD USED FOR CHIPS (AND OPTIONAL HEATSINK GROUNDING) IS IMPORTANT WHEN SELECTING A THERMAL INTERFACE MATERIAL (TIM). THE PHASE-CHANGE TIM SHOWN IN THESE ILLUSTRATIONS MAY BE DAMAGED BY TEMPERATURES OVER 125C, SO TWO ASSEMBLY PROCEDURES ARE DESCRIBED BELOW: B (A) FOR HAND-SOLDERING ONLY, PUSH-PIN SELECTION HEATSINK SELECTION B (B) FOR WAVE-SOLDERING AND/OR HAND-SOLDERING. PUSH-PINS PCB THK NOMINAL PCB THK PCB THK P/N HEATSINK P/N HEATSINK, TIM AND P/N HEATSINK (A) PLACE CHIP AND TOP-SIDE HEATSINK (WITH PRE-ATTACHED TIM AND GROUNDING TABS) W/ SPRINGS COLOR HEATSINK TYPE P/N HEATSINK ONLY RANGE MINIMUM MAXIMUM W/ TIM ONLY GROUND TAB W/GROUND TAB ONLY ON PCB. WHILE SUPPORTING PCB, INSERT PLASTIC PUSH-PINS THROUGH HEATSINK AND PCB. (100/BAG) (SELECT PROPER PUSH-PIN LENGTH FROM TABLE ON THIS DRAWING.) SOLDERING 2(B) WITH VICOR 2(A) HAND 2(A) HAND SOLDER 2(B) WITH VICOR 40325 HAND-SOLDER CHIP AND GROUNDING PINS. 1.143 MM TO 1.422 MM 1.016 MM 1.575 MM METHOD - 32434 WHITE 40325 THERMAL GEL SOLDER ONLY ONLY THERMAL GEL .045 TO .056 .040 .062 (SEE NOTE 2) (B) WAVE SOLDERING TEMPERATURES ARE UNSUITABLE FOR PLASTIC PUSH-PINS AND XF 11MM 39966 40488 40138 40478 PHASE-CHANGE TIM, SO VICOR TIM 40325 (PARKER CHOMERICS GEL8010) IS RECOMMENDED. 2223 LF 11MM 39965 40489 40142 40479 1.448 MM TO 2.311 MM 1.295 MM 2.565 MM APPLY A UNIFORM .003 (.076MM) LAYER OF TIM 40325 TO THE TOP SURFACE OF THE CHIP, 32435 BLACK OR TO THE BOTTOM SURFACE OF THE HEATSINK057 TO .091 .051 .101 XF 11MM 39968 40490 40139 40480 3623 PLACE CHIP ON PCB AND TOP-SIDE HEATSINK ON CHIP. LF 11MM 39967 40491 40143 40481 WITH A CUSTOM FIXTURE APPLY APPROX. 10 LBS LOAD TO THE TOP-SIDE HEATSINK 2.337 MM TO 3.023 MM 2.083 MM 3.353 MM AND THEN WAVE-SOLDER ALL PINS. 32436 BLUE .092 TO .119 .082 .132 REMOVE FIXTURE AND, WHILE SUPPORTING PCB, INSERT PLASTIC PUSH-PINS THROUGH HEATSINK AND PCB. (SELECT PROPER PUSH-PIN LENGTH FROM TABLE ON THIS DRAWING.) SWD DRAWN BY DATE VICOR Robert Wasik 7/22/2013 A A 3.048 MM TO 3.607 MM 2.743 MM 3.988 MM 3. CARE SHOULD BE TAKEN TO AVOID FULLY COMPRESSING THE PUSH-PIN SPRING DURING 32437 GRAY UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE : INCH / MM .120 TO .142 .108 .157 INSTALLATION AS THIS WOULD EXPOSE THE CHIP TO FORCES GREATER THAN THE RECOMMENDED APP DWG, CHIP PUSHPIN TOLERANCES ARE: LIMIT OF 3.1 LBF (13.8 N) PER PUSH-PIN. DECIMALS ANGLES TOPSIDE HS, 3623, 2223 X.XX X.X = 0.01 0.25 1 X.XXX X.XX = 0.005 0.127 SIZE CAGE CODE DWG NO REV THIRD ANGLE PROJECTION 4. RoHS COMPLIANT PER CST-0001 LATEST REVISION. D 67131 40112 1 SCALE 2:1 SHEET OF 1 1 DO NOT SCALE DRAWING 8 7 6 4 2 1 5 3X-ON Electronics Largest Supplier of Electrical and Electronic Components Click to view similar products for Screws & Fasteners category: Click to view products by Vicor manufacturer: Other Similar products are found below : 5721-1440-1/4-SS 593503FX 0098.0094 0098.9206 0098.9219 0098.9262 596-2114-013 59781-6 0098.0026 0098.9210 0098.9212 60227- 01 60227-04 60227-08 60687-01 LOCK WASHER Black 618-00001 62153-03 62153-11 M316-KSSTMCZ100 M3440-SS M3442-SS M3448-SS 6292-1 6-306105-9 6-306131-4 690432-1 699161-000 7230-3 7244 7248-1 7248-2 73542-02 CAPTIVE SHORT THUMBSCREW 745564-1 F1209 751-00001 7680 809704-1 8700 8860220 9047 9521 992326-6 992763-3 1-18024-0 1-18028-2 A168P1 A495P1 1-24921-1 125416-1 1260