SMFL INTERPION | Alldatasheet
Document overview
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- PDF pages: 13
Technical content
Features
- Fully qualified to Class H or K
- –55° to +125°C operation
- 16 to 40 VDC input
- Fully Isolated
- Magnetic feedback
- Fixed frequency, 600 kHz typical
- Topology – Single Ended Forward
- 50 V for up to 120 ms transient protection
- Inhibit input side and output side
- Sync function
- Output trim on single output models
- Indefinite short circuit protection
- Remote sense on single output models
- Up to 85% efficiency / 43 W/in 3
- Parallelable up to 148 watts MODELS VDc OutPut SINgLE 3.3 DUAL ±12 ±15 Crane Aerospace & Electronics Power Solutions sMFL single and dual dc/dc converters Crane Aerospace & Electronics Electronics group (Interpoint Brand) PO Box 97005 • Redmond WA 98073-9705 425.882.3100 • electronics@craneae.com www.craneae.com Page 1 of 13 Rev H - 20061102
28 VoLt input – 65 Watt
SINGLE OUTPUT MODELS CONNECTION DIAGRAMS - SENSE AND PARALLEL RL REMOTE SENSE CONNECTION 28V Inhibit Sync In RL OUTPUT VOLTAGE ADJUST CONNECTION 28V Inhibit Sync In 140 210 280 350 100 125 100 RA (OHMS) 5–V 12–V 15–V VOUT INCREASE (VOLT) RA Positive Input Input Common TR1 INH1 Sync Out Sync In MSTR/INH2 Slave Pos. Sense Sense Return Output Common Positive Output Positive Input Input Common TR1 INH1 Sync Out Sync In MSTR/INH2 Slave Pos. Sense Sense Return Output Common Positive Output 0.1 0.2 0.3 0.4 0.5 3.3-V 120 240 360 480 600 Figure 1: SenSe cOnnectiOnS anD trim table RL Positive Input Input Common TR1 INH1 Sync Out Sync In CONNECT ONLY WHEN 2 SLAVES ARE USED MSTR/INH2 Slave Pos. Sense Sense Return Output Common Positive Output MASTER SLAVE 1 SLAVE 2 28V Inhibit Sync In Positive Input Input Common TR1 INH1 Sync Out Sync In MSTR/INH2 Slave Pos. Sense Sense Return Output Common Positive Output Positive Input Input Common TR1 INH1 Sync Out Sync In MSTR/INH2 Slave Pos. Sense Sense Return Output Common Positive Output Figure 2: Parallel cOnnectiOnS Crane Aerospace & Electronics Power Solutions www.craneae.com Page 2 of 13 Rev H - 20061102 sMFL single and dual dc/dc converters
OPERATING CONDITIONS AND ChARACTERISTICS input Voltage range
- 16 to 40 VDC continuous
- 50 V for 120 ms transient output power
- 40 to 65 watts depending on model Lead soldering temperature (10 sec per lead)
- 300°C storage temperature range (case)
- –65°C to +150°C power dissipation (pd)
- 14 watts (16 watts SMFL2805S, SMFL2805D) case operating temperature (tc)
- –55°C to +125°C full power derate output power/current
- MFL283R3S: linearly from 100% at 100 °C to 80% at 125 °C output Voltage temperature coefficient
- 100 ppm/°C typical input to output capacitance
- 150 pF, typical current Limit
- 125% of full load typical isolation
- 100 megohm minimum at 500 V audio rejection
- 50 dB typical conversion Frequency (-55°c to 125°c)
- Free run mode 600 kHz typical 525 kHz. min, 675 kHz max inhibit pin Voltage (unit enabled)
- INH1 = 9 to12 V, INH2 = 6 to 9 V MEChANICAL AND ENvIRONMENTAL size (maximum) See case U for dimensions. Case options V, W, Y, and Z are available by special order. Weight (maximum) 86 grams screening Space Prototype (O), Class H, or Class K Radiation tolerant to Radiation Hardness Assurance (RHA) levels of “-” (O) or “R”, per MIL-STD-38534. Interpoint model numbers use an “O” in the RHA designator position to indicate the “-” (dash) Radiation Hardness Assurance level of MIL-PRF-38534, which is defined as “no RHA”. See “Class H and K, QML Screening” tables for more information. Available configurations: OO, HO, HR, KR SyNC IN AND INhIbIT (INh1, INh2) sync in (525 to 675 kHz)
- Duty cycle 40% min, 60% max
- Logic low 0.8 V max
- Logic high 4.5 V min, 5 V max
- Referenced to input common sync out
- Referenced to input common inhibit (inH1, inH2) ttL open collector
- Logic low (output disabled) INH1 referenced to input common Logic low 0.8 V max Inhibit pin current 10 mA max INH2 referenced to output common Logic low 0.5 V max Inhibit pin current 5 mA max
- Logic high (output enabled) Open collector Crane Aerospace & Electronics Power Solutions www.craneae.com Page 3 of 13 Rev H - 20061102 sMFL single and dual dc/dc converters
Figure 3: Pin Out Angled corner indicates pin one. TOP VIEW SMFL (Pin side, marked side) See case U for dimensions. PIN OUT PINS NOT IN USE TR1 Leave unconnected Master Leave unconnected Slave Leave unconnected Sync In Connect to Input Common Inhibit (INH1) Leave unconnected Inhibit (INH2) Leave unconnected Sync Out Leave unconnected Sense Lines Must be connected to appropriate ouputs pin single output dual output
1 Positive Input Positive Input
2 Input Common Input Common
3 Triple (TRI) Triple (TRI)
4 Inhibit 1 (INH1) Inhibit 1 (INH1)
5 Sync Out Sync Out
6 Sync In Sync In
7 Positive Output Positive Output
8 Output Common Output Common
9 Sense Return Negative Output
10 Positive Sense No connection
11 Slave Slave
12 Master / Inhibit 2 Master / Inhibit 2
Crane Aerospace & Electronics Power Solutions www.craneae.com Page 4 of 13 Rev H - 20061102 sMFL single and dual dc/dc converters
(S = single, D = dual) RHA level SMD NUMbERS StanDarD micrOcircuit Drawing (SmD) IN PROCESS 5962-9316302HxC 5962-9316202HxC 5962-9316102HxC IN PROCESS IN PROCESS 5962-9319302HxC SmFl S erieS Similar Part SMFL283R3S/HO SMFL2805S/HO SMFL2812S/HO SMFL2815S/HO SMFL2805D/HO SMFL2812D/HO SMFL2815D/HO The SMD number shown is for Class H screening, non-flanged, and no Radiation Hardness Assurance (RHA) level. See the SMD for the numbers for other screening and RHA levels. For exact specifications for an SMD product, refer to the SMD drawing. Call your Interpoint representative for status on the SMFL SMD releases which are “in process.” SMDs can be down- loaded from: http://www.dscc.dla.mil/programs/smcr ModeL seLection SMFL28 / Base model Vout value number of outputs case option screening Choose one from each of the following rows Vout value singles: 3R3, 5, 12, 15 duals: 5,12,15 “R” = decimal point, 3R3 = 3.3VDC Number of outputs S (single) or D (dual) Case option standard (case U, leave blank) V, W, Y and Z available by special order Screening OO* - Space prototype, HO, HR, KR *Interpoint model numbers use an “O” in the RHA designator position to indicate the “-” (dash) Radiation Hardness Assurance level of MIL-PRF-38534, which is defined as “no RHA” Crane Aerospace & Electronics Power Solutions www.craneae.com Page 5 of 13 Rev H - 20061102 sMFL single and dual dc/dc converters
- Guaranteed by design, not tested. 2. Unit will shut down above approximately 45 V but will be undamaged and will restart when voltage drops into normal range. 3. Recovery time is measured from application of the transient to point at which Vout is within 1% of final value. 4. Transition time > 10 µS. 5. Tested on release from inhibit. 6. Shall not compromise DC performance. 7. SMFL283R3S current and power are at 25°C only. Electrical Characteristics: -55°C to +125°C Tc, 28 VDC Vin, 100% load, RHA level O, unless otherwise specified. SINgLE OUTPUT MODELS SMFL283R3S SMFL2805S SMFL2812S SMFL2815S unitSParameter cOnDitiOnS MIN TYP MA x MIN TYP MA x MIN TYP MA x MIN TYP MA x OutPut current Vin = 16 tO 40 VDc 0 — 12.12 0 — 10 0 — 5 0 — 4.33 a OutPut POwer Vin = 16 tO 40 VDc 0 — 40 0 — 50 0 — 60 0 — 65 w OutPut riPPle 10 khz - 2 mhz tc = 25°c — 10 35 — 10 50 — 15 35 — 30 50 — 30 75 — 45 100 — 30 85 — 45 110 mV p-p tc = -55°c tO +125°c line regulatiOn Vin = 16 tO 40 VDc — 0 20 — 0 20 — 0 20 — 0 20 mV lOaD regulatiOn nO lOaD tO Full — — 40 — — 20 — — 20 — — 20 mV inPut VOltage cOntinuOuS 16 28 40 — — 50 16 28 40 — — 50 16 28 40 — — 50 16 28 40 — — 50 VDc VTRANSIENT1, 2 50 ms inPut current nO lOaD — 70 100 — 9 14 — 35 70 — 70 120 — 9 14 — 35 70 — 50 100 — 9 14 — 35 70 — 50 100 — 9 14 — 35 70 mAinhibiteD – inh1 inhibiteD – inh2 inPut riPPle 10 khz - 10 mhz — 30 50 — 30 50 — 30 50 — 30 50 mA p-p eFFiciency tc = 25°c 70 — — 75 78 — 81 84 — 82 85 — % lOaD Fault ShOrt circuit POwer DiSSiPatiOn tc = 25°c — 12.5 16 — 1.5 4 — 12.5 16 — 1.5 4 — 10 16 — 1.5 4 — 10 16 — 1.5 4 w msrecOVery1 SteP lOaD reSPOnSe 50% - 100% - 50% tranSient — 200 300 — 1.5 3.0 — 250 350 — 1.5 3.0 — 450 600 — 1.5 3.0 — 500 600 — 1.5 3.0 mV pk mSrecOVery1, 3 SteP line reSPOnSe1, 3 16 - 40 -16 VDc tranSient4 — 250 300 — 200 600 — 250 300 — 200 300 — 250 400 — 200 300 — 250 400 — 200 300 mV pk µsrecOVery Start-uP5 Delay — 3.5 6 — 3.5 6 — 3.5 6 — 3.5 6 ms Crane Aerospace & Electronics Power Solutions www.craneae.com Page 6 of 13 Rev H - 20061102 sMFL single and dual dc/dc converters
- Guaranteed by design, not tested. 2. Up to 70% of the total output power is available from either output providing the opposite output is simultaneously carrying 30% of the total power. 3. Effect on negative Vout from 50%/50% loads to 70%/30% or 30%/70% loads. 4. Effect on negative Vout from 50%/50% loads to 50% then 10% load on negative Vout. 5. Unit will shut down above approximately 45V but will be undamaged and will restart when voltage drops into normal range. 6. Recovery time is measured from application of the transient to point at which Vout is within 1% of final value. 7. Transition time > 10 µS. 8. Tested on release from inhibit. 9. Shall not compromise DC performance. Electrical Characteristics: -55°C to +125°C Tc, 28 VDC Vin, 100% load, RHA level O, unless otherwise specified. DUAL OUTPUT MODELS SMFL2805D SMFL2812D SMFL2815D unitS Parameter cOnDitiOnS MIN TYP MA x MIN TYP MA x MIN TYP MA x OutPut VOltage tc = 25°c + VOut 4.95 5.00 5.05 4.92 5.00 5.08 11.88 12.00 12.12 11.82 12.00 12.18 14.85 15.00 15.15 14.77 15.00 15.23 VDc - VOut OutPut current2 Vin = 16 tO 40 VDc each OutPut 0 — 7 0 — 10 0 — 3.5 0 — 5 0 — 3.03 0 — 4.33 a tOtal OutPut OutPut POwer Vin = 16 tO 40 VDc 0 — 50 0 — 60 0 — 65 w OutPut riPPle ± VOut 10 khz - 2 mhz — 50 100 — 50 120 — 50 150 mV p-p line regulatiOn VIN = 16 tO 40 VDc + VOut — 0 50 — 25 100 — 0 50 — 25 100 — 0 50 — 25 100 mV - VOut lOaD regulatiOn nO lOaD tO Full + VOut — 0 50 — 25 100 — 10 50 — 50 120 — 10 50 — 150 150 mV - VOut crOSS regulatiOn tc = 25°c See nOte 3 — 5 8 — 3 6 — 2 4 — 2 4 — 2 4 — 2 4 See nOte 4 inPut VOltage cOntinuOuS 16 28 40 — — 50 16 28 40 — — 50 16 28 40 — — 50 VDc VTRANSIENT1, 5 50 ms inPut current nO lOaD — 50 120 — 9 14 — 35 70 — 50 100 — 9 14 — 35 70 — 50 100 — 9 14 — 35 70 mAinhibiteD–inh1 inhibiteD–inh2 inPut riPPle current 10 khz - 10 mhz — 30 50 — 30 50 — 30 80 mA p-p eFFiciency tc = 25°c balanceD lOaD 75 78 — 81 84 — 82 85 — % lOaD Fault tc = 25°c ShOrt circuit POwer DiSSiPatiOn — 12.5 16 — 1.5 4.0 — 10 14 — 1.5 4.0 — 10 14 — 1.5 4.0 w msrecOVery1 SteP lOaD reSPOnSe ± VOut 50% - 100% - 50% tranSient — 250 350 — 1.5 3.0 — 450 600 — 1.5 3.0 — 500 600 — 1.5 3.0 mV pk mSrecOVery1, 7 SteP line reSPOnSe1, 6 ± VOut 16 - 40 -16 VDc tranSient7 — 250 300 — 200 300 — 250 400 — 200 300 — 250 400 — 200 300 mV pk µsrecOVery Start-uP8 Delay — 3.5 6 — 3.5 6 — 3.5 6 ms Crane Aerospace & Electronics Power Solutions www.craneae.com Page 7 of 13 Rev H - 20061102 sMFL single and dual dc/dc converters
Typical Performance Curves: 25°C Tc, 28 VDC Vin, 100% load, free run, unless otherwise specified. Output (Watts) SMFL2805S & SMFL2805D Efficiency Ef ficiency (%) 10 20 30 40 50 28V 40V 16V Figure 4 Output Power (Watts) SMFL2812S & SMFL2812D Efficiency Ef ficiency (%) 10 20 30 40 50 60 40V 16V 28V Figure 5 Figure 6 10 20 30 40 50 6560 16V Output Power (Watts) SMFL2815S & SMFL2815D Efficiency Ef ficiency (%) 40V 28V Figure 7 Figure 9 0 1 0 2 0 3 0 4 0 5 0 6 0 70
40 VIN
16 VIN
28 VIN
Output Power (Watts) SMFL2828S Efficiency Ef ficiency (%) 50 µs/div 16 to 40 V SMFL2805S Step Line Response 100mV/div. 20V/div. Vout Vin 0.1 20. 40. 60. 80. 100. Attenuation (dB) Frequency (kHz) SMFL Series Audio Rejection 1 10 100 Figure 8 100mV/div. 100% to 50% 50% to 100% 1ms/div SMFL2805S Step Load Response Figure 10 1ms/div No Load SMFL2805S Turn On Response 1V/div. 20V/div. Vin Vout Figure 11 Figure 12 50 µs/div 16 to 40 V SMFL2815D Step Line Response 100mV/div. +Vout –Vout Vin 20V/div. Crane Aerospace & Electronics Power Solutions www.craneae.com Page 8 of 13 Rev H - 20061102 sMFL single and dual dc/dc converters
SMFL2815D Step Load Response 200mV/div. 100% to 50% 50% to 100% –Pout = 32.5W 30 40 50 60 – 8 – 6 – 4 – 2 SMFL2812D SMFL2805D SMFL2815D Output Load (%) +Pout 80 to 20 %, –Pout 20 to 80% Cross Regulation –Vout Voltage Change (%)5V/div. 20V/div. VIN –Vout +Vout 1ms/div No Load SMFL2815D Turn On Response Figure 14 Figure 16 10 20 30 40 50 6011 SMFL2815S & 15D SMFL2805S & 5D Output Power (Watts) Low Line Dropout Input Voltage (Volts)SMFL2812S & 12D Typical Performance Curves: 25°C Tc, 28 VDC Vin, 100% load, free run, unless otherwise specified. Crane Aerospace & Electronics Power Solutions www.craneae.com Page 9 of 13 Rev H - 20061102 sMFL single and dual dc/dc converters
indicates pin one. 0.000 0.050 (1.27) 0.000 0.120 (3.05) 0.250 (6.35) 0.450 (11.43) 0.650 (16.51) 0.850 (21.59) 1.050 (26.67) 1.250 (31.75) 1.380 (35.05) 1.505 (38.23) max. 0.000 0.120 (3.05) 0.250 (6.35) 2.750 (69.85) 2.880 (73.15) 3.005 (76.33) max. 0.128 dia (3.25). 0.040 dia (1.02) 0.23 (5.8) Lead Length 0.400 (10.16) max. 0.220 (5.59 TOP VIEW CASE U Flanged case, short-leaded Seam Seal Case dimensions in inches (mm) Tolerance ±0.005 (0.13) for three decimal places ±0.01 (0.3) for two decimal places unless otherwise specified CAUTION Heat from reflow or wave soldering may damage the device. Solder pins individually with heat application not exceeding 300°C for 10 seconds per pin Materials Header Cold Rolled Steel/Nickel/Gold Cover Kovar/Nickel Pins #52 alloy/Nickel/Gold; compression glass seal Case U, Rev C, 20060302 Please refer to the numerical dimensions for accuracy. All information is believed to be accurate, but no responsibility is assumed for errors or omissions. Interpoint reserves the right to make changes in products or specifications without notice. Copyright © 1999-2006 Interpoint Corp. All rights reserved. *Does not require designator in Case Option position of model number. Figure 17: caSe u Crane Aerospace & Electronics Power Solutions www.craneae.com Page 10 of 13 Rev H - 20061102 sMFL single and dual dc/dc converter cases
Class H and K, QMl sCreening: eleMent evaluation Definitions: Element Evaluation: Component testing/screening per MIL-STD-883 as determined by MIL-PRF-38534 SEM: Scanning Electron Microscopy SLAM™: Scanning Laser Acoustic Microscopy C-SAM: C - Mode Scanning Acoustic Microscopy Notes: 1. Non-QML products do not meet all of the requirements of MIL-PRF-38534 2. M/S = Active components (Microcircuit and Semiconductor Die) 3. P = Passive components 4. Not applicable to EMI filters that have no wirebonds eleMent evaluation spaCe prototype o Class H Class K t est perforMed non-QMl1 QMl QMl (CoMponent level) M/s2 p 3 M/s2 p 3 M/s2 p 3 Element Electrical yes no yes yes yes yes Element Visual no no yes yes yes yes Internal Visual no no yes no yes no Temperature Cycling no no no no yes yes Constant Acceleration no no no no yes yes Interim Electrical no no no no yes no Burn-in no no no no yes no Post Burn-in Electrical no no no no yes no Steady State Life no no no no yes no Voltage Conditioning Aging no no no no no yes Visual Inspection no no no no no yes Final Electrical no no yes yes yes yes Wire Bond Evaluation4 no no yes yes yes yes SEM no no no no yes no SLAM™/C-SAM: Input capacitors only no no no yes no yes (Add’l test, not req. by H or K) Crane Aerospace & Electronics Power Solutions www.craneae.com Page 11 of 13 Rev H - 20061102 sMFL single and dual dc/dc converters
environMental sCreening spaCe t est perforMed prototype o C lass C lass (end iteM level) non-QMl1 H, QMl K, QMl Non-destruct bond pull2 Method 2023 no yes 3 yes Pre-cap Inspection Method 2017, 2032 yes yes yes Temperature Cycle (10 times) Method 1010, Cond. C, -65°C to 150°C, ambient yes yes yes Constant Acceleration Method 2001, 3000 g yes yes yes PIND Test Method 2020, Cond. A no yes 3 yes Radiography Method 2012 n/a n/a yes Pre burn-in test yes yes yes Burn-in Method 1015, 125°C case, typical 96 hours yes no no 160 hours no yes no 2 x 160 hour (includes mid BI test) no no yes Final electrical test MIL-PRF-38534 group A, Subgroups 1 through 6 -55°C, +25°C, +125°C case yes yes yes Hermeticity test Fine Leak, Method 1014, Cond. A yes yes yes gross Leak, Method 1014, Cond. C yes yes yes Final visual inspection Method 2009 yes yes yes Test methods are referenced to MIL-STD-883 as determined by MIL-PRF-38534. Class H and K, QMl sCreening: environMental sCreening Notes: 1. Non-QML products do not meet all of the requirements of MIL-PRF-38534 2. Not applicable to EMI filters that have no wirebonds 3. Not required by DSCC but performed to assure product quality. Crane Aerospace & Electronics Power Solutions www.craneae.com Page 12 of 13 Rev H - 20061102 sMFL single and dual dc/dc converters
Class H and K, QMl sCreening: radiation Notes: 1. Our EMI filters are designed exclusively with passive components providing maximum tolerance for space environment requirements 2. Interpoint model numbers use an “O” in the RHA designator position to indicate the “-” (dash) Radiation Hardness Assurance level of MIL-PRF-38534, which is defined as “no RHA” 3. Non-QML products do not meet all of the requirements of MIL-PRF-38534 4. Redmond site, Interpoint, has a DSCC approved radiation plan. Our SMD products with RHA level “R” code meet DSCC requirements product LeVeL aVaiLabiLity enVironMentaL screeninG LeVeLs space radiation Hardness prototype o2 cLass H cLass K assurance LeVeLs non-QML3 QML QML o: Standard, no radiation guarantee2 OO HO Not available r: Radiation hardened – Tested lots Not Up to 100 K Rads (Si) total dose available HR4 KR4 SEU guarantee up to 40 MeV Crane Aerospace & Electronics Power Solutions SMFL Single and Dual, Rev H - 20061102. This revision supercedes all previous releases. All technical information is believed to be accurate, but no responsibility is assumed for errors or omissions. Interpoint reserves the right to make changes in products or specifications without notice. SMFL Page 13 of 13 sMFL single and dual dc/dc converters