features ? ? 12 watts output power ? ? available in 5, 12 and 15 volt outputs ? ? 16- 40 v dc input range (28 v dc nominal) ? ? low input/output noise ? ? total ionizing dose > 25 krads(si) ? ? see hardened to let up to 60 mev cm 2 /mg ? ? -55c to +125c operating range ? ? indefinite short circuit protection ? ? flexible mounting ? ? high power density ? ? fully isolated - input to output and to case ? ? complimentary emi filter available ? ? externally synchronizable ? ? electrical performance sim ilar to ahf28xxd series ? ? standard microcircuit drawings available ? hybrid-high reliability radiation tolerant dc-dc converter amf amf28xxd series description the amf28xxd series of dc-dc converter modules has been specifically designed for operation in moderate radiation environments supplementing the higher radiation performance available in the ir hirel art2815t converter series. environments presented to space vehicles operating in low earth orbits, launch boosters, orbiting space stations and similar applications requiring a low power, high performance converter with moderate radiation hardness pe rformance will be optimally served by the amf28xxd series. the physical configuration of the amf28xxd series permits mounting directly to a heat conduction surface without the necessity of signal leads penetrating the heat sink surface. this pack- age configuration permits greater independence in mounting and more mechanical security than traditional packages. ir hirel rugged ceramic seal pins are used exclusively in the package thereby assuring long term hermeticity. the amf28xxd has been designed for high density using chip and wire hybrid technology that complies with the class h requirements of mil-prf-38534. manufactured in a facility fully qualified to mi l-prf-38534, these converters are fabricated utilizing dla qualif ied processes. for available screening options, refer to device screening table in the data sheet. applicable generic lot qualification test data including radiation performanc e can be made available on request. variations to the standard screening can be accommodated. consult ir hirel san jose for special requirements. 1 2016-06-22 pd-94688e 28v input, dual output
amf28xxd series (28v input, dual output) 2 2016-06-22 specifications absolute maximum ratings ? recommended operating conditions ??? input voltage range -0.5v dc to +50v dc input voltage range +16v dc to +40v dc soldering temperature 300c for 10 seconds output power less than or equal to 12w storage case temperature -65c to +135c operating temperature -55c to +125c static characteristics -55c t case +125c, v in = 28v dc 5%, c l = 0, unless otherwise specified . for notes to electrical performance characteristics, refer to page 4 parameter group a subgroups test conditions min nom max unit input voltage 16 28 40 v output voltage AMF2805D amf2812d amf2815d AMF2805D amf2812d amf2815d 1 1 1 2, 3 2, 3 2, 3 v in = 28 volts, 10% load on both outputs 4.95 11.88 14.85 4.90 11.76 14.70 5.00 12.00 15.00 5.05 12.12 15.15 5.10 12.24 15.30 v output current 1, 2 AMF2805D amf2812d amf2815d 1, 2, 3 1, 2, 3 1, 2, 3 v in = 16, 28, 40 volts each output each output each output 240 100 80 2160 900 720 ma output power 1, 2 AMF2805D amf2812d amf2815d 1, 2, 3 1, 2, 3 1, 2, 3 v in = 28 volts, 100% load 12 12 12 w output ripple voltage 1, 3 AMF2805D amf2812d amf2815d 1, 2, 3 1, 2, 3 1, 2, 3 v in = 16, 28, 40 volts 100% load bw = 20 hz to 2 mhz 25 25 25 60 60 60 mv pp output voltage regulation 3 line AMF2805D amf2812d amf2815d load AMF2805D amf2812d amf2815d 1, 2, 3 1, 2, 3 1, 2, 3 1, 2, 3 1, 2, 3 1, 2, 3 v in = 16, 28, 40 volts i out = 10, 50%, 100% load 10 10 10 10 10 10 25 50 50 50 50 50 mv
amf28xxd series (28v input, dual output) 3 2016-06-22 static characteristics (continued) -55c t case +125c,v in = 28v dc 5%, c l =0, unless otherwise specified . for notes to electrical performance characteristics, refer to page 4 parameter group a subgroups test conditions min nom max unit cross regulation 5 AMF2805D amf2812d amf2815d 1, 2, 3 1, 2, 3 1, 2, 3 minimum 1.0 watt on both outputs 20% - 90% load 10 3.0 3.0 % input current no load AMF2805D amf2812d amf2815d inhibit AMF2805D amf2812d amf2815d 1, 2, 3 1, 2, 3 1, 2, 3 1, 2, 3 1, 2, 3 1, 2, 3 v in = 28 volts i out = 0, inhibit (pin 1) = open inhibit (pin1) shorted to input return (pin 7) 35 35 35 8.0 8.0 8.0 60 60 60 12 12 12 ma input ripple current 3 AMF2805D amf2812d amf2815d 1, 2, 3 1, 2, 3 1, 2, 3 v in = 16, 28, 40 volts, 100% load, bw = 20 hz to 2 mhz 20 20 20 50 50 50 ma pp efficiency 3 AMF2805D amf2812d amf2815d AMF2805D amf2812d amf2815d 1, 3 1, 3 1, 3 2 2 2 100% load 76 77 78 72 74 74 % isolation 1 input to output or any pin to case (except pin 6) at 500v dc 100 m ? capacitive load 5, 6 AMF2805D amf2812d amf2815d 4 4 4 no effect on dc performance, total for both outputs 500 200 200 ? f short circuit power dissipation 1, 2, 3 6.0 w mtbf mil-hdbk-217f, sf @ 35oc 750 khrs weight 36 g
amf28xxd series (28v input, dual output) 4 2016-06-22 notes to specifications 1. applicable to positi ve and negative outputs.. 2. maximum combined output is 12 watts. 10.8 watts (max.) is available from either output (90%). 3. load current split equally between +v out and ?v out . 4. 1.2 watt load on output under test, 1.2 watt to 10.8 watt load change on other output. 5. capacitive value may be any value from 0 to the maximum limit without compromising dc performance. a capacitive load in excess of the maximum limit will not disturb loop stability but may interfere with the operation of the load fault detection c ircuitry, appearing as a short circuit during turn-on. 6. parameter shall be tested as part of design characterizati on and after design or process changes. thereafter, parameters sha ll be guaranteed to the limit specified. 7. load step transition time between 2.0s and 10s. 8. recovery time is measured from in itiation of the transient to where v out has returned to within 1% of v out at 50% load. 9. input step transient ti me between 1.0s and 10s. 10 turn-on delay time measurement is for either a step application of power at the i nput or the removal of a ground signal from the inhibit pin while power is applied to the input. dynamic characteristics -55c t case +125c, v in = 28v dc 5%, c l = 0, unless otherwise specified. parameter group a subgroups test conditions min nom max unit short circuit recovery 6 AMF2805D amf2812d amf2815d 4, 5, 6 0% load to 100% load 25 25 25 ms switching frequency 3 4, 5, 6 100% load 500 550 600 khz output response to step transient load changes 3, 7 4, 5, 6 4, 5, 6 load step 50% ? 100% load step 0% ?? 50% -200 -800 +200 +800 mvpk recovery time, step transient load changes 3, 7, 8 4, 5, 6 4, 5, 6 load step 50% ? 100% load step 0% ? 50% 70 2000 ? s output response transient step line changes 3, 6, 9 AMF2805D amf2812d amf2815d 4, 5, 6 4, 5, 6 4, 5, 6 input step 16 ? 40v dc , 100% load -450 -750 -750 +450 +750 +750 mvpk recovery time transient step line changes 3, 6, 9 4, 5, 6 input step 16 ? 40v dc , 100% load 1200 ? s turn on overshoot 3, 10 all AMF2805D amf2812d amf2815d 4, 5, 6 4, 5, 6 4, 5, 6 4, 5, 6 0% load 100% load 600 400 300 300 mvpk turn on delay 3, 10 4, 5, 6 0% load to 100% load 25 ms synchronization input 3 frequency range pulse amplitude, hi 6 pulse amplitude, lo 6 pulse rise time 6 pulse duty cycle 6 4, 5, 6 500 2.5 -0.5 20 700 10 0.8 100 80 khz v v ns %
amf28xxd series (28v input, dual output) 5 2016-06-22 radiation specifications block diagram application information inhibit function (enable) connecting the enable input (pin 1) to input common (pin 7) will cause the converter to shut down. it is recommended that the enable pin be driven by an open collector device capable of sinking at least 400 a of current. because it is internally pulled up, the open circuit voltage of the enable input is 10 +1.0 v dc. emi filter an optional emi filter is ava ilable (afh461) that will reduce the input ripple current to levels below the limits imposed by mil-std-461 ce03. ? device synchronization when multiple dc-dc converters are utilized in a single system, significant low frequency noise may be generated due to a small difference in the switching frequency of the converters (beat frequency noise). because of the low frequency nature of this noise (typically less than 10 khz), it is difficult to filter out and may interfere with proper operation of sensitive system s (communication, radar or telemetry). ir hirel provides synchronization of multiple amf type converters to match switching frequency of the converter to the frequency of the system clock, thus elimi- nating this type of noise. parameter condition min typ max unit total ionizing dose mil-std-883, method 1019.4 operating bias applied during exposure 25 krads (si) heavy ion (single event effects) bnl dual van de graf generator 60 mev cm 2 /mg ir hirel currently does not have a dla cert ified radiation hardness assurance program. 3 4 +output output return pulse width modulator primary housekeeping supply emi filter 8 1 2 7 +input enable sync input input return fb cs drive 5 - output 6 case error amp & ref
amf28xxd series (28v input, dual output) 6 2016-06-22 pin designation mechanical outline ? pin # designation 1 enable 2 sync input 3 + output 4 output return 5 - output 6 case ground 7 input return 8 + input standard microcircuit drawing equivalence standard microcircuit ir hirel standard drawing number part number 5962-05222 amf2812d 5962-05223 amf2815d 1.600 1.85 1.13 1.380 0.40 0.60 0.80 1.00 0.19 0.17 2.10 0.33 tolerance unless otherwise specified: x.xx 0.010 x.xxx 0.005 ? 0.140 0.03d x 0.25l 8 pins 8 124 7 3 6 5
amf28xxd series (28v input, dual output) 7 2016-06-22 device screening notes: ? best commercial practice. ? devices with ?/ch? suffix is a dla class h compliant without radiation performance. no suffix is a radiation rated device but not available as a dl a qualified smd per mil-prf-38534. ? any engineering model (em) build with the ?em? suffix shall only be form, fit and functional equivalent to its flight model (fm) counterpart, and it may not meet the radiation performance. the em model shall not be expected comply with mil-prf-38534 flight qual ity/workmanship standards, and configurat ion control. an em build may use electrical equivalent commercial grade components. ir hi rel will provide a list of non-compliance items upon request. part numbering requirement mil-std-883 method no suffix ? ch ? em ? temperature range ? -55c to +125c -55c to +125c -55c to +85c element evaluation mil-prf-38534 class h class h n/a non-destructive bond pull 2023 n/a n/a n/a internal visual 2017 yes yes ? temperature cycle 1010 cond c cond c cond c constant acceleration 2001, y1 axis 3000 gs 3000 gs 3000 gs pind 2020 cond a cond a n/a burn-in 1015 320 hrs @ 125c (2 x 160 hrs) 320 hrs @ 125c (2 x 160 hrs) 48 hrs @ 125c final electrical (group a) mil-prf-38534 & specification -55c, +25c, +125c -55c, +25c, +85c -55c, +25c, +85c pda mil-prf-38534 2% 2% n/a seal, fine and gross 1014 cond a, c cond a, c cond a radiographic 2012 yes yes n/a external visual 2009 yes yes ? ir hirel headquarters: 101 n. sepulveda blvd., el segundo, california 90245, usa tel: (310) 252-7105 ir hirel leominster: 205 crawford st., leominster, massac husetts 01453, usa tel: (978) 534-5776 ir hirel san jose: 2520 junction avenue, san jose, california 95134, usa tel: (408) 434-5000 data and specifications subject to change without notice.
amf28xxd series (28v input, dual output) 8 2016-06-22 important notice the information given in this document shall be in no event regarded as guarantee of conditions or characteristic. the data contained herein is a characterization of the co mponent based on internal standards and is intended to demonstrate and provide guidance for typical part performan ce. it will require further evaluation, qualification and analysis to determine suitability in the application environm ent to confirm compliance to your system requirements. with respect to any example hints or any typical values stat ed herein and/or any information regarding the application of the product, infineon technologies hereby disclaims any and a ll warranties and liabilities of any kind including without limitation warranties on non- infringement of inte llectual property rights and any third party. in addition, any information given in this document is subject to customer?s compliance with its obligations stated in this document and any applicable legal requirements, norms and standards concerning customer ?s product and any use of the product of infineon technologies in customer?s applications. the data contained in this document is exclusively intended fo r technically trained staff. it is the responsibility of any customer?s technical departments to evaluate the suitab ility of the product for the intended applications and the completeness of the product information given in this document with respect to applications. for further information on the product, technology, deliver y terms and conditions and prices, please contact your local sales representative or go to ( www.infineon.com/hirel). warning due to technical requirements products may contain dangerou s substances. for information on the types in question, please contact your nearest infineon technologies office.
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