datasheet | july 26, 2007 for more information on this and other products: contact sales at emcore 626-293-3400, or visit www.emcore.com. 1527 applications optically amplified systems (following edfa or raman amplifiers) linear receiver applications fec and super-fec to 12.5 gb/s features highly reliable planar photodiode technology high power capability dc coupled high breakdown voltage bandwidth up to 21 ghz good rf matching, 12 db typical hermetically sealed 2522 microwave packaged photodiode the 2522 packaged photodiode incorp orates a high-speed planar pin photodiode to provide a highly reliable, high- power photodiode component. this package is well su ited for receiver applications with optical preamplification. the diode is well matched over the operating frequency band, thereby simplifying high-speed integration . performance highlights min typ max units operating temper ature -40 25 +85 c bandwidth 15 - 21 ghz responsivity, 1550 nm 0.7 - - a/w dark current 25c - - 5 na rf return loss 8 12 - db group delay -10 - 30 ps optical wavelength range 1280 - 1580 nm breakdown voltage (i r = 10 a) 15 - - v optical return loss - - -40 db photodiode bias voltage - 5 12 v storage temperature -40 - +85 c
2 datasheet | july 26, 2007 emcore corporation 2522 microwave packaged photodiode absolute maximum ratings stresses in excess of the absolute maximum ratings can cause permanent damage to the device. these are absolute stress ratings only. functional operation of the devi ce is not implied at these or any other conditions in excess of those given in the operational sections of t he data sheet. exposure to absolute maximum ratings for extended periods can adversely affect device reliability. parameter symbol min max unit operating case temperature range t op -40 +85 c storage case temperature range t stg -40 +85 c optical input power p in - +10 mw forward current i f - 5 ma reverse bias voltage v r - 15 v lead soldering temperature/time - - 250/5 c/sec relative humidity (non-condensing) rh - 85 % esd susceptibility (all pins) 1 - - + 500 v 1. based on human-body model of r = 1500 w, c = 100 pf. in ge neral, esd precautions shoul d be taken to avoid damage. electrical/optical characteristics 1 parameter symbol condition min typ max unit operating temperature t op referenced to base of package -40 25 85 c bias voltage v r - - 5 12 v capacitance c - - - 0.15 pf responsivity r 1550 nm 0.7 - - a/w dark current i dark 25c 85c - - - - 5 50 na optical return loss orl - - - -40 db wavelength - 1280 - 1580 nm 1. specified characteristics apply for the reco mmended operating conditions at beginning of life, 25 c, unless noted otherwise.
3 datasheet | july 26, 2007 emcore corporation 2522 microwave packaged photodiode rf characteristics 1 parameter symbol condition min typ max unit bandwidth f 3db relative to 100 mhz 15 - - ghz impedance z resistively matched sma connector - 50 - s21 flatness 2 - at 2 ghz at 15 ghz, 15 ghz option at 18 ghz, 18 ghz option at 21 ghz, 21 ghz option -1 -1 -2 -3 - - - - +3 +3 +3 +3 db group delay flatness 3 gd 0.5 ghz to 15 ghz, 15 ghz option 0.5 ghz to 18 ghz, 18 ghz option 0.5 ghz to 21 ghz, 21 ghz option -10 - +30 ps output rf return loss rl rf dc to 15 ghz, 15 ghz option dc to 18 ghz, 18 ghz option dc to 21 ghz, 21 ghz option 8 - - db 1. specified characteristics apply for the reco mmended operating conditions at beginning of life, 25 c, unless noted otherwise. 2. measured relative to 250 mhz. 3. 5% smoothing, relative to 2 ghz. pinout pin symbol function 1 v pd photodiode bias 2 gnd case ground
4 datasheet | july 26, 2007 emcore corporation 2522 microwave packaged photodiode outline drawing dimensions are in inches. conn 100 cm + 10 cm conn conn 100 cm + 10 cm
5 datasheet | july 26, 2007 emcore corporation 2522 microwave packaged photodiode ordering information ? model number options 2522x-yyy-zz-aaa-bb information contained herein is deemed to be re liable and accurate as of issue date. em core reserves the right to change the de sign or specifications of the product at any time without notice. emcore and t he emcore logo are trademarks of emcore corporation. ds.2522 ? copyright 2007. emcore corporation emcore corporation 2015 west chestnut street a lhambra, california 91803-1542 tel: 626-293-3400 fax: 626-293-3428 www.emcore.com bandwidth a ? 15 ghz b ? 18 ghz c ? 21 ghz rf connector sma ? sma connector (standard) ssd ? ssmd connector rf coupling ac ? ac-coupled dc ? dc-coupled (standard) fiber length 100 ? 1.00 + 0.1 meters optical connector su ? sc/upc sa ? sc/apc
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