pulse amp module rrp31250 - 10 korean fac ilities : 82 - 31 - 250 - 5078 / rfsales@rfhic.com all specifications may change without notice us facility : 919 - 677 - 8780 / sales@rfhicusa.com 1 / 5 version 1.0 product features application s ? frequency from 2 . 9 ~ 3 . 3 ghz ? gan hemt ? 50 ohm input/output impedance ? high efficiency ? radar system description the rrp 31 25 0 - 10 is designed for radar system application frequencies from 2 . 9 ~ 3 .3 ghz. this module us es gan hemt technology which performs high breakdown voltage, wide bandwidth and high efficiency. electrical specifications @ v ds = 50v, t=25 ? c, 50 ? system parameter unit min typ max symbol operating frequency mhz 29 00 - 33 00 f o operating bandwidth mhz - 40 0 - b w output pulse power w 230 250 - p o input pulse power dbm 23 - - p i power gain db - 32 - g p gain flatness db - - 1.0 ? g p duty cycle % - - 20 dc pulse width us - - 500 pw efficiency % - 38 - e ff amplitude pulse droop db - 0.5 1.0 droop har monics 1 to n dbc 30 - - h n spurious level dbc 60 - - spur rise time ns - - 200 t r fall time ns - - 200 t f phase deviation ? - 20 - 20 ? ? test pulse conditions = 1 00us, 10% ? above electrical specifications is measured by connecting electrolytic conden ser 1,000uf to dc. please make sure that electrolytic condenser is connected properly while testing the module. ? custom design available
pulse amp module rrp31250 - 10 korean fac ilities : 82 - 31 - 250 - 5078 / rfsales@rfhic.com all specifications may change without notice us facility : 919 - 677 - 8780 / sales@rfhicusa.com 2 / 5 version 1.0 absolute maximum ratings parameter u nit r ating s ymbol gate - source voltage v - 10 ~ 0 v g s 1 , 2 drain - source voltage v 110 v ds gate current ma 70 i g thermal resistance c /w 0 . 36 r th(jc) operating junction temperature c 225 t j operating flange temperature c - 2 0 ~ 100 t c storage temperature c - 5 0 ~ 1 5 0 t stg operating v oltages parameter u nit n ominal voltage v oltag e a ccuracy s ymbol drain - source voltage v 50 5% v ds gate - source voltage v - 4 (on) , - 8 (off) 5% v gs 1 gate - source voltage v - 4 (on) , - 8 (off) 5% v gs 2 power s upply * duty cycl e 10%, pulse width 1 00us parameter u nit min typ max s ymbol drain - source current(avg) a - - - i ds block diagram
pulse amp module rrp31250 - 10 korean fac ilities : 82 - 31 - 250 - 5078 / rfsales@rfhic.com all specifications may change without notice us facility : 919 - 677 - 8780 / sales@rfhicusa.com 3 / 5 version 1.0 precautions this product is a pulse amplifier based on a gallium nitride transistor. the gallium nitride transistor requires a negative voltage bias which operates alongside a positiv e voltage bias. these biases are applied in accordance to the sequence during turn - on and turn - off. the pallet amplifier does not have a built - in bias sequence circuit. therefore, users need to either apply positive voltages and negative voltages in the re quired sequence, or add an external bias circuit to this amplifier. the required sequence for power supply is as follows. during turn - on 1. connect gnd. 2. apply - 4 v to v gs 1 and v gs 2. 3. apply 50 v to v ds . 4. turn on the v gs 1 and v gs 2 , and then, turn on the v ds . 5. apply the rf power. during turn - off 1. turn off rf power. 2. turn off v ds , and then, turn off the v gs 1 and v gs 2 . 3. remove all connections. turn on turn off - sequence timing diagram - mechanical specifications parameter u nit t yp mass kg 0.09 dimension L 145 x 30 x 10 rf connector - 50 ohm pad(sma connector available ) : rf input 50 ohm pad(sma connector available ) : rf output dc connector - dc pad : v ds dc pad : v gs 1 and v gs 2 dc pad : gnd
pulse amp module rrp31250 - 10 korean fac ilities : 82 - 31 - 250 - 5078 / rfsales@rfhic.com all specifications may change without notice us facility : 919 - 677 - 8780 / sales@rfhicusa.com 4 / 5 version 1.0 outline d rawing * u nit: mm[inch] | tolerance 0. 15 [ .00 6 ]
pulse amp module rrp31250 - 10 korean fac ilities : 82 - 31 - 250 - 5078 / rfsales@rfhic.com all specifications may change without notice us facility : 919 - 677 - 8780 / sales@rfhicusa.com 5 / 5 version 1.0 revision history part number release date version modification data sheet status rrp31250 - 10 2012. 9 . 6 1.0 - - rfhic corporation reserves the right to make changes to any products herein or to discontinue any pr oduct at any t ime without notice. while product specifications have been thoroughly examined for reliability, rfhic corporation strongly recommends buyers to verify that the information they are using is accurate before ordering. rfhic corporation does not assume any li ability for the suitability of its products for any particular purpose, and disclaims any and all liability, inc luding without limitation consequential or incidental damages. rfhic products are not intended for use in life support equipment or application where malfunction of the product can be expected to result in personal injury or death. buyer uses or sells such products for any such unintended or unauthorized application, buyer shall indemnify, prot ect and hold rfhic corp oration and its directors, officers, stockholders, employees, representatives and distributors harmless against any and all claims arising out of such unauthorize d use. sales, inquiries and support should be directed to the local authorized geographic di stributor for rfhic corporation. for customers in the us, please contact the us sales team at 919 - 6 77 - 8780 . for all other inquiries, please contact the international sales team at 82 - 31 - 250 - 5078.
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