features ? ? 12 watts output power ? ? available in 3.3, 5, 7.5, 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 ? ? synchronizable from an external source ? ? electrical performance si milar to ahf28xxs series ? ? standard microcircuit drawings available ? hybrid-high reliability radiation tolerant dc-dc converter amf amf28xxxxs series description the amf28xxxxs 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 art, arh and g-series converters. 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 perform ance will be optimally served by the amf28xxxxs series. the physical configuration of the amf28xxxxs series permits mounting directly to a heat conduction surface without the necessity of signal leads penetrating the heat sink surface. this package configuration permits greater independence in mounting and more mechanical security than traditional packages. ir hirel rugged ceramic seal pins are used exclusively in the pack- age thereby assuring long term hermeticity. the amf28xxxxs 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 mil-prf-38534, these converters are fabricated utilizing dla qualified processes. for available screening options, refer to device screening table in the data sheet. applicable generic lot qualification test data including radiation performance can be made available on request. consult ir hirel san jose for special requirements. 1 2016-05-16 pd-94689e 28v input, single output
amf28xxxxs series (28v input, single output) 2 2016-05-16 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 AMF2803R3S amf2805s amf2807r5s amf2812s amf2815s AMF2803R3S amf2805s amf2807r5s amf2812s amf2815s 1 1 1 1 1 2, 3 2, 3 2, 3 2, 3 2, 3 v in = 28 volts, 0% load 3.25 4.95 6.97 11.88 14.85 3.20 4.90 7.35 11.76 14.70 3.30 5.00 7.50 12.00 15.00 3.35 5.05 7.58 12.12 15.15 3.40 5.10 7.65 12.24 15.30 v output current 1 AMF2803R3S amf2805s amf2807r5s amf2812s amf2815s 1, 2, 3 1, 2, 3 1, 2, 3 1, 2, 3 1, 2, 3 v in = 16, 28, 40 volts 0 0 0 0 0 3000 2400 1600 1000 800 ma output power 1 AMF2803R3S all other models 1, 2, 3 1, 2, 3 v in = 16, 28, and 40 volts 10 12 w output ripple voltage 2 1, 2, 3 v in = 16, 28, 40 volts, bw = 20 hz to 2 mhz 25 60 mv pp output voltage regulation line AMF2803R3S amf2805s amf2807r5s amf2812s amf2815s load all models 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 = 0%, 50%, and 100% max 10 10 10 10 10 10 25 25 50 50 50 50 mv
amf28xxxxs series (28v input, single output) 3 2016-05-16 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 input current no load inhibit 1, 2, 3 1, 2, 3 v in = 28v, i out = 0, inhibit (pin 1) = open (amf2812s and amf2815s) (all other models) inhibit (pin 1) shorted to input return (pin 7) (all models) 30 20 8.0 50 30 12 ma input ripple current 1, 2, 3 v in = 16, 28, 40 volts, 100% load, bw = 20 hz to 2 mhz 20 50 ma pp efficiency AMF2803R3S amf2805s amf2807r5s amf2812s amf2815s AMF2803R3S amf2805s amf2807r5s amf2812s amf2815s 1 1, 3 1, 3 1, 3 1, 3 2, 3 2 2 2 2 100% load 71 76 77 78 78 70 72 73 75 75 % isolation 1 input to output or any pin to case (except pin 6) at 500v dc 100 m ? capacitive load 3, 4 AMF2803R3S amf2805s amf2807r5s amf2812s amf2815s 4 4 4 4 4 no effect on dc performance 500 500 300 200 200 f short circuit power dissipation 1, 2, 3 AMF2803R3S all other models 7.0 6.0 w short circuit recovery 4 4, 5, 6 0% load to 100% load 20 ms switching frequency 4, 5, 6 100% load 500 550 600 khz mtbf mil-hdbk-217f sf @ tc = 35oc 750 khrs weight 36 g
amf28xxxxs series (28v input, single output) 4 2016-05-16 dynamic characteristics -55c t case +125c, v in = 28v dc 5%, c l = 0, unless otherwise specified. notes to specifications 1. parameter guaranteed by line and load regulation tests. 2. bandwidth guaranteed by design. tested for 20 hz to 2.0mhz. 3. 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. 4. 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. 5. load step transition time between 2 and 10 microseconds. 6. 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. 7. input step transient time between 1 and 10 microseconds. 8. 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. synchronization input frequency range pulse amplitude, hi 4 pulse amplitude, lo 4 pulse rise time 4 pulse duty cycle 4 4, 5, 6 500 2.5 -0.5 20 700 10 0.8 100 80 khz v v ns % output response to step transient load changes 5 all models AMF2803R3S amf2805s amf2807r5s amf2812s amf2815s 4, 5, 6 4, 5, 6 4, 5, 6 4, 5, 6 4, 5, 6 4, 5, 6 load step 50% ? 100% load step 0% ? 50% -300 -400 -500 -750 -750 -750 +300 +400 +500 +750 +750 +750 mvpk recovery time, step transient load changes 5, 6 AMF2803R3S amf2805s amf2807r5s amf2812s amf2815s all models 4, 5, 6 4, 5, 6 4, 5, 6 4, 5, 6 4, 5, 6 4, 5, 6 load step 50% ? 100% load step 0% ? 50% 70 70 100 100 100 2.0 s ms output response transient step line changes 4, 7 AMF2803R3S amf2805s amf2807r5s amf2812s amf2815s 4, 5, 6 4, 5, 6 4, 5, 6 4, 5, 6 4, 5, 6 input step 16 ? 40v dc , 100% load -500 -500 -1200 -1500 -1500 +500 +500 +1200 +1500 +1500 mvpk recovery time transient step line changes 4, 7 4, 5, 6 input step 16 ? 40v dc , 100% load 800 ms turn on overshoot 8 AMF2803R3S amf2805s amf2807r5s amf2812s amf2815s 4, 5, 6 4, 5, 6 4, 5, 6 4, 5, 6 4, 5, 6 0% load to 100% load 400 600 600 600 750 mvpk turn on delay 8 4, 5, 6 0% load to 100% load 20 ms parameter group a subgroups test conditions min nom max unit
amf28xxxxs series (28v input, single output) 5 2016-05-16 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 under-voltage detector 8 1 2 7 +input enable sync input input return error amp & ref fb cs drive 6 case
amf28xxxxs series (28v input, single output) 6 2016-05-16 pin designation mechanical outline ? pin # designation 1 enable 2 sync input 3 + output 4 output return 5 nc 6 case ground 7 input return 8 + input standard microcircuit drawing equivalence standard microcircuit ir hirel standard drawing number part number 5962-04252 amf2805s 5962-04253 amf2812s 5962-04254 amf2815s 5962-10223 AMF2803R3S 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
amf28xxxxs series (28v input, single output) 7 2016-05-16 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 ? ck ? 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.
amf28xxxxs series (28v input, single output) 8 2016-05-16 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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