Call 800-678-0141 1 Product Data Sheet PDS-215-1 Micro D-Twinax Transition Adapters Amphenol now offers differential twinax transition adapters in smaller sizes that provide matched impedance interconnection to PCB boards. Our unique push-pull quick disconnect adapter design offers: * Advantages over traditional threaded type adapters * Launching of controlled impedance (100 ohm) signals for high speed twinax contacts with push-pull quick disconnect coupling * Rugged construction, 100+ mating cycles for reliable and secure data transmission * Miniature size for tighter spacing on boards * Intermountability with existing threaded solutions having the same PCB tail footprint Micro D-Twinax Transition Adapters Shown right: Straight receptacle mated to plug * Styles include: Shown left: Jam nut and 90 receptacles * Plug - standard length and extended length options * Straight PCB receptacle, 90 PCB receptacle * Two jam nut receptacle styles - both with standard length and extended length options * Bushing assembly 90 adapter (used with plug or jam nut receptacle) Push-Pull Quick Disconnect Interconnects Micro D-Twinax Transition Adapter Plug .719 REF. .245 DIA. REF. Part Number 21-033832-151 21-033832-161 Cable Type* Impedance (Ohms) Calmont 3007-1923-12-7 Tensolite 26453/03184X-2LD Thermax 956-626Z 100 21-033832-121** Calmont 3007-1923-12-7 * See page 3 for information on other cable terminations. ** Same as -151 with extended ferrule for added cable support Micro D-Twinax Transition Adapter Straight PCB Receptacle .020 .001 DIA. PCB TAILS 2 PLACES .433 REF. .050 .110 REF. Straight receptacle mated to plug .100 Part Number .290 DIA. REF. .0223 .0010 SQUARE OR .0290 .0010 DIA. ROUND PCB TAILS, 4 PLACES 21-033833-191 Impedance (Ohms) 100 .100 All dimensions for reference only. Notice: Specifications are subject to change without notice. Contact your nearest Amphenol Corporation Sales Office for the latest specifications. All statements, information and data given herein are believed to be accurate and reliable but are presented without guarantee, warranty, or responsibility of any kind, expressed or implied. Statements or suggestions concerning possible use of our products are made without representation or warranty that any such use is free of patent infringement and are not recommendations to infringe any patent. The user should assume that all safety measures are indicated or that other measures may not be required. Specifications are typical and may not apply to all connectors. Amphenol Aerospace AMPHENOL is a registered trademark of Amphenol Corporation. 2010 Amphenol Corporation Printed in U.S.A. 11/3/2010 Call 800-678-0141 or visit us at www.amphenol-aerospace.com Call 800-678-0141 2 Product Data Sheet PDS-215-1 Micro D-Twinax Transition Adapters Push-Pull Quick Disconnect Interconnects Micro D-Twinax Transition Adapter 90 PCB Receptacle .244 REF. .484 REF. 90 Degree receptacle mated to plug .305 REF. Impedance (Ohms) Part Number 21-033833-201 .020 .001 DIA. PCB TAILS 2 PLACES .110 REF. 21-033833-281 .140 PCB tail length 100 .100 .0223 .0010 SQUARE OR .0290 .0010 DIA. ROUND PCB TAILS, 4 PLACES .050 .100 All dimensions for reference only. Micro D-Twinax Transition Adapter Jam Nut Receptacles Jam Nut Receptacle, Style 1 Smaller diameter front shell requires a smaller mounting D-hole dimension in panel. .559 REF. .250-36 UNS-24 THREAD Jam nut receptacle, Style 1, mated to plug .405 REF. .200 PANEL MAX. Part Number 21-033833-241 .235 FLAT MAX. 21-033833-261 Cable Type* Impedance (Ohms) Calmont 3007-1923-12-7 Tensolite 26453/03184X-2LD 100 Thermax 956-626Z 21-033833-211** Calmont 3007-1923-12-7 .3125 HEX .3125 HEX NUT LOCK WASHER * See page 3 for information on other cable terminations. ** Same as -241 with extended ferrule for added cable support Jam Nut Receptacle, Style 2 Has a larger diameter front shell than Style 1. Requires a larger mounting D-hole in panel. .545 REF. .375-24 UNS-2A THREAD .405 REF. .150 PANEL MAX. Jam nut receptacle, Style 2, mated to plug .339 FLAT MAX. Part Number 21-033833-251 .450 DIA. REF. 2 PLACES Amphenol Aerospace .425 HEX NUT .425 HEX LOCK WASHER 21-033833-271 Cable Type* Impedance (Ohms) Calmont 3007-1923-12-7 Tensolite 26453/03184X-2LD Thermax 956-626Z 100 21-033833-231** Calmont 3007-1923-12-7 * See page 3 for information on other cable terminations. ** Same as -251 with extended ferrule for added cable support Call 800-678-0141 or visit us at www.amphenol-aerospace.com Call 800-678-0141 3 Product Data Sheet PDS-215-1 Micro D-Twinax Transition Adapters Push-Pull Quick Disconnect Interconnects 90 Bushing Assemblies for use with Wired Micro D Transition Adapters 90 Bushing Assembly Part Number To facilitate tight cable bend requirements, Amphenol provides 90 bushing assemblies which convert straight plug and receptacle wired adapters into 90 wired adapters. 21-033425-201 90 bushing assembly is ordered separately. Adapters are not included with bushing assembly. .531 REF. .210 REF. .210 REF. .435 REF. 90 Bushing Assembly with Jam Nut Micro D Transition Adapter Illustrations below show how the 90 bushing assembly attaches to either a plug or a jam nut receptacle adapter. JAM NUT RECEPTACLE TRANSITION ADAPTER PLUG TRANSITION ADAPTER 1.264 REF. 1.019 REF 90 BUSHING ASSEMBLY .563 REF. .668 REF. 90 Bushing Assembly with Wired Micro D Plug Transition Adapter 90 BUSHING ASSEMBLY .563 REF. .668 REF. 90 Bushing Assembly with Wired Micro D Jam Nut Receptacle Transition Adapter All dimensions for reference only. Amphenol Aerospace Amphenol transition adapters are capable of terminating to additional 100 Ohm cables beyond what are listed in the charts on pages 1 and 2. Cables need to have the following dimensions: * .0210/.011 Dia. stranded center conductor (26/30 AWG) * .045 Dia. max. inner wire insulation * .115 Dia. max. outer braid (round type preferred) * .150 Dia. max. jacket Consult Amphenol Aerospace for other cable termination possibilities. Call 800-678-0141 or visit us at www.amphenol-aerospace.com