A B C D E F G H REVISIONS AMPHENOL PART NUMBER CONFIGURATION REV DESCRIPTION, ECN, EAR NO. DATE APP'D U 9 0 - B 2 0 5 - X X X 1 - X X 0 A PROPOSAL DRAWING JUL 06/11 ZLJ B OTHER CONFIGURATION ADDED JAN 24/12 ZLJ VENT HOLES AND EMI COVER C HEAT SINK CONFIGURATION ADDED FEB 09/12 ZLJ 1 2C A= G0E.7 6& μCmO MNNINE. CGTOOLRD COONN MTAATCITN GPL AARTEINAG, 210 === WWWIIITTTHHH LSLAAMGRAGEL ELH VVOEELNENTST H&HO OWLLIEETSSH , & EN MWOI I ETCHMO IEV CMEORI VCEORVER DE HEAHATS IS DINEKS IOGPNTAITOINO NR EAMDDOEVDED MSAEYP 1172//1122 ZZLLJJ 1 3.81-7.62 μm TIN/LEAD ON TERMINATION. 3 = WITH SMALL VENT HOLES, NO EMI COVER Ni PLATING FOR CAGE 4 = WITH RECTANGULAR VENT HOLES & WITH EMI COVER F RoHS DIRECTIVE ADDED DEC 3/12 ZLJ 3 = 0.38 μm MIN. GOLD ON MATING AREA, 5 = WITH RECTANGULAR VENT HOLES, NO EMI COVER THIS IS A CAD DRAWING. DO NOT MANUALLY REVISE 3.81-7.62 μm TIN/LEAD ON TERMINATION. Ni PLATING FOR CAGE EMI GASKET 4 = 0.76 μm MIN. GOLD OVER 1.27-3.81 μm OF NICKEL 1 = CHOMERICS 1273 CONDUCTIVE ELASTOMER ON MATING AREA 2 = CHOMERICS S6305 CONDUCTIVE ELASTOMER 0.381-1.52 μm OF MATTE TIN OVER 1.27-3.81 μm OF NICKEL ON PRESS FIT TAIL AREA. Ni PLATING FOR CAGE OPTIONAL LIGHT PIPES (RoHS COMPLIANT PER RoHS DIRECTIVE 2011/65/EU; OPTION 4 ONLY) 6 = WITH LIGHT PIPE (TRIANGULAR OUTLET) REFERENCE VIEW FOR OPTION 6 ONLY LEFT ARROW POINTING BOTTOM PORT & 2 RIGHT ARROW POINTING TOP PORT 2 OPTIONAL DUST COVER 7 = WITHOUT LIGHT PIPE 0 = WITHOUT DUST COVER 8 = WITH LIGHT PIPE (REVERSED DIRECTION) D = WITH DUST COVER LEFT ARROW POINTING TOP PORT & REFERENCE VIEW FOR OPTION 8 ONLY RIGHT ARROW POINTING BOTTOM PORT PART # U90-B205-XD71-X30 SHOWN PART # U90-B205-X071-X10 SHOWN PART # U90-B205-X071-X50 SHOWN (CAGE & CONNECTOR ASSEMBLY, (CAGE & CONNECTOR ASSEMBLY, (CAGE & CONNECTOR ASSEMBLY, WITH DUST COVER AND WITHOUT LIGHT PIPE) WITHOUT DUST COVER AND WITHOUT LIGHT PIPE) WITHOUT DUST COVER AND WITHOUT LIGHT PIPE) 3 3 WITHOP(CUAATRG TDE U# &SU TC9 0CO-OBNV2N0EE5RC-X TA0ON6RD1 - AXWS3I0ST HESM HLBIOGLWHYNT, PIPE) WITHOP(CUAATRG TDE U# &SU TC9 0CO-OBNV2N0EE5RC-X TA0ON6RD1 - AXWS1I0ST HESM HLBIOGLWHYNT, PIPE) WITHOP(CUAATRG TDE U# &SU TC9 0CO-OBNV2N0EE5RC-X TA0ON6RD1 - AXWS5I0ST HESM HLBIOGLWHYNT, PIPE) OPTIONAL DUST COVER P/N U90-1401-8000-BP (SHIPPED LOOSE) 4 4 WITHOP(CUAATRG TDE U# &SU TC9 0CO-OBNV2N0EE5RC-X TA0ON8RD1 - AXWS3I0ST HESM HLBIOGLWHYNT, PIPE) WITHOP(CUAATRG TDE U# &SU TC9 0CO-OBNV2N0EE5RC-X TA0ON8RD1 - AXWS1I0ST HESM HLBIOGLWHYNT, PIPE) WITHOP(CUAATRG TDE U# &SU TC9 0CO-OBNV2N0EE5RC-X TA0ON8RD1 - AXWS5I0ST HESM HLBIOGLWHYNT, PIPE) 5 5 NOTES: UNLESS SPECIFIED OTHERWISE DRAWN M.HASAN JUL 04/11 Amphenol High Speed Interconnects 1 . M CAATGEER-PIARLESS FIT: COPPER ALLOY, NICKEL PLATED PRIMARY UNITS MILLIMETERS CHECKED ZLJ JUL 06/11 A Division of Amphenol Corp. www.amphenol-highspeed.com CCOONNTNAECCTTSO R: P-PHROESSPSH FOITR: BPRLAOSNTZIEC HOUSING,FLAMMABILITY RATING UL94 V-0. SECONDARY MILLIMETERS M.E. APP'D 6 PLATING OPTION: SEE AMPHENOL PART NO CONFIGURATION REFERENCE IN PARENTHESES Q.A. APP'D QSFP+ 2X2 STACKED 6 EEMMII FGIANSGKEERTS: :C POHNODSUPCHTOIVRE B ERLOANSZTEO MWEITRH NICKEL PLATING GENERAL TOLERANCES DWG APPR. TBA TBD COMBO LIGHT PIPE: GE LEXAN, OPTICAL GRADE 1. DECIMAL PLACE 0.X 0.25 E NG. REL. NO. ECN EXXXXX 2. CTOHNISN EDCOTCOURM AENND TC CAGOEN ATSASINESM BPLRYO IPS RRIoEHTSA CROYM INPFLIOARNTM.ATION AND SUCH INFORMATION MAY NOT BE DISCLOSED TO OTHERS FOR ANY PURPOSE 23.. ADNECGIUMLAALR P DLEAGCREESES 0X.XX1 0 .13 R EFT.HIRD DO NOT DWG. NO. P-U90-B205-XXX1-XX0 RFEV OR USED FOR MANUFACTURING PURPOSES WITHOUT WRITTEN PERMISSION FROM AMPHENOL CANADA CORP. 4. ANGULAR DEGREES X.X 0.5 PROAJNEGCLTEION DRSCAWALINEG CODE ID NO. 03554 DWG SIZE: X SCALE:2:1 SHEET 1 OF 4 A B C D E F G H

A B C D E F G H REVISIONS REV DESCRIPTION, ECN, EAR NO. DATE APP'D 38.75 F SEE PAGE 1 DEC 3/12 ZLJ 1 1 PART NUMBER DATE CODE 2 2 73.27 3 3 38.41 PART # U90-B205-X061-X30 SHOWN 43.35 4 19.00 4 8.84(4X) 30.05 24.95 25.60 15.45 9.38 5 5 1.25 43.35 10.70 2.06 0.8 TYP. 12.21 9.00(3X) 44.30 UNLESS SPECIFIED OTHERWISE DRAWN M.HASAN JUL 04/11 Amphenol High Speed Interconnects PRIMARY UNITS MILLIMETERS CHECKED ZLJ JUL 06/11 A Division of Amphenol Corp. www.amphenol-highspeed.com SECONDARY MILLIMETERS M.E. APP'D 6 REFERENCE IN PARENTHESES Q.A. APP'D QSFP+ 2X2 STACKED 6 GENERAL TOLERANCES DWG APPR. TBA TBD COMBO 1. DECIMAL PLACE 0.X 0.25 E NG. REL. NO. ECN EXXXXX 2. DECIMAL PLACES 0.XX 0.13 R EF. DWG. NO. P-P-U90-B205-XXX1-XX0 RFEV THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION AND SUCH INFORMATION MAY NOT BE DISCLOSED TO OTHERS FOR ANY PURPOSE 3. ANGULAR DEGREES X 1 THIRD DO NOT OR USED FOR MANUFACTURING PURPOSES WITHOUT WRITTEN PERMISSION FROM AMPHENOL CANADA CORP. 4. ANGULAR DEGREES X.X 0.5 PROAJNEGCLTEION DRSCAWALINEG CODE ID NO. 03554 DWG SIZE: X SCALE:2:1 SHEET 2 OF 4 A B C D E F G H

A B C D E F G H REVISIONS REV DESCRIPTION, ECN, EAR NO. DATE APP'D F SEE SHEET 1 DEC 3/12 ZLJ 1 1 0035 41 0035 1 38.36. 19.19.17. 0.40 0 Y 1.57 MIN. 2.3 0 0.80 TYP. 1.60 TYP. 0.37±0.05 (228 X) A PTH 0.10M X Y 2 2 2.50±0.05 (4X) TH 37 21 13.45 38 20 12.25 PIN 1 TOP PORT 2 18 9.45 1 3 19 0 8.25 X 37 21 1.05±0.05 (15X) 5.45 3 PTH 6.60 38 20 4.25 3 0.10 M X Y 1.45 2 18 0.25 1 3 19 00 17.30 1.72 PIN 1 BOTTOM PORT 3.30 TYP 26.30 1.20 1.25 TYP 4 4 3.37 TYP 1.03 TYP CROSS HATCHED 0.90 TYP 35.30 REPRESENTS LED SOLDER PAD SEATING AREA 44.30 DETAIL A SCALE 6 : 1 5 5 RECOMMENDED PCB BOARD LAYOUT COMPONENT SIDE SHOWN UNLESS SPECIFIED OTHERWISE DRAWN MASROOR H.JUL 04/11 Amphenol High Speed Interconnects PRIMARY UNITS MILLIMETERS CHECKED ZLJ JUL 06/11 A Division of Amphenol Corp. www.amphenol-highspeed.com SECONDARY MILLIMETERS M.E. APP'D 6 REFERENCE IN PARENTHESES Q.A. APP'D QSFP+ 2X2 STACKED 6 GENERAL TOLERANCES DWG APPR. TBA TBD COMBO 1. DECIMAL PLACE 0.X 0.25 E NG. REL. NO. ECN EXXXXX 2 . DECIMAL PLACES 0.XX 0.13 R EF. DWG. NO. P-U90-B205-XXX1-XX0 RFEV THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION AND SUCH INFORMATION MAY NOT BE DISCLOSED TO OTHERS FOR ANY PURPOSE 3. ANGULAR DEGREESX 1 THIRD DO NOT OR USED FOR MANUFACTURING PURPOSES WITHOUT WRITTEN PERMISSION FROM AMPHENOL CANADA CORP. 4 . A NGULAR DEGREESX.X 0.5 PROAJNEGCLTEION DRSCAWALINEG CODE ID NO. 03554 DWG SIZE: C SCALE:2:1 SHEET 3 OF 4 A B C D E F G H

A B C D E F G H REVISIONS REV DESCRIPTION, ECN, EAR NO. DATE APP'D F SEE SHEET 1 DEC 3/12 ZLJ PANEL CUTOUT BOTTOM LATCH 1 1 0.27±0.10 2 2 PCB DETAIL B SCALE 10 : 1 FRONT PANEL (CUSTOMER SUPPLIED) CAGE ASSEMBLY 3 3 PCB LIGHTPIPE (CUSTOMER SUPPLIED) 38.85 71.88 4 ELASTOMER EMI GASKET 4 25.51 25.60 B 5 5 37.00 MAX. 1.57 MIN. 43.00±0.30 0.27 REF. UNLESS SPECIFIED OTHERWISE DRAWN MASROOR H.JUL 04/11 Amphenol High Speed Interconnects PRIMARY UNITS MILLIMETERS CHECKED ZLJ JUL 06/11 A Division of Amphenol Corp. www.amphenol-highspeed.com SECONDARY MILLIMETERS M.E. APP'D 6 REFERENCE IN PARENTHESES Q.A. APP'D QSFP+ 2X2 STAKED 6 GENERAL TOLERANCES DWG APPR. TBA TBD COMBO 1. DECIMAL PLACE 0.X 0.25 E NG. REL. NO. ECN EXXXXX 2 . DECIMAL PLACES 0.XX 0.13 REF. DWG. NO. P-U90-B205-XXX1-XX0 RFEV TOHRI SU SDEODC UFOMRE NMTA CNOUNFATCAITNUSR PINRGO PPRUIREPTOASREYS IN WFIOTRHMOAUTTI OWNR IATNTDE NS UPCERHM INISFSOIROMN AFTRIOONM MAMAYP HNEONTO BLE C DAINSCADLOAS CEODR TPO. OTHERS FOR ANY PURPOSE 3 4 .. AA NNGGUULLAARR DDEEGGRREEEESSX.XX 10.5 PROATJNHEGIRCLDTEION DDRSOCA WANLOINETG CODE ID NO. 03554 DWG SIZE: C SCALE:2:1 SHEET 4 OF 4 A B C D E F G H