DVHE2800S Series HIGH RELIABILITY HYBRID DC-DC CONVERTERS DESCRIPTION FEATURES The DVHE series of high reliability DC-DC converters is operable over the full military (-55 °C to +125 °C) temperature range with no power derating. Operating at a fixed frequency, these regulated, isolated units utilize well controlled undervoltage lockout circuitry to eliminate slow start-up problems. • • • • • • • • • • • • • • • The DVHE is optimized for low voltage applications with high efficiency synchronous rectification and fast transient response. These converters are designed and manufactured in a facility qualified to ISO9001 and certified to MILPRF-38534 and MIL-STD-883. This product may incorporate one or more of the following U.S. patents: 5,784,266 5,790,389 5,963,438 5,999,433 6,005,780 6,084,792 6,118,673 • • • • • High Efficiency, Up to 90% Low Output Voltage Models Up to 50 Watts Output Power Up to 10 Amps Output Current High Reliability Very Low Output Noise Wide Input Voltage Range: 16 to 40 Volts Input Transient Voltage: 50 Volts for 1 sec Output Voltage Trim +/-10% NO Use of Optoisolators Undervoltage Lockout Short Circuit / Current Limit Protection High Power Density: > 50 W/in3 Industry Standard Package Precision Seam Seal or Solder Seal Hermetic Package Flanged and Non-flanged Versions Available. Custom Versions Available Additional Environmental Screening Available Meets MIL-STD-461C and MIL-STD-461D EMC Requirements When Used With a DVMC28 EMI Filter MIL-PRF-38534 Element Evaluated Components Figure 1 – DVHE2800S DC-DC Converter (Not To Scale) 1X055DSA 11314 4th Avenue West, Suite 206 Everett, WA 98204 http://www.vpt-inc.com Sales Information: Phone: (425) 353-3010 Fax: (425) 353-4030 E-mail: [email protected] 1 DVHE2800S Series SPECIFICATIONS (TCASE = -55°C to +125°C, VIN = +28V ± 5%, Full Load, Unless Otherwise Specified) ABSOLUTE MAXIMUM RATINGS Input Voltage (Continuous) Input Voltage (Transient, 1 second) Output Power1 Power Dissipation (Full Load, TCASE = +125°C) Parameter 40 VDC 50 Volts 50 Watts 9 Watts Conditions Junction Temperature Rise to Case Storage Temperature Lead Solder Temperature (10 seconds) Weight (Maximum) (Un-Flanged / Flanged) DVHE281R9S +10°C -65°C to +150°C 270°C (52 / 55) Grams DVHE282R5S Min Typ Max Min Typ Max 16 28 40 16 28 40 Units STATIC Continuous INPUT 4 Voltage Current Ripple Current Inhibit Pin Input Transient, 1 sec - - 50 - - 50 V Inhibited - - 6 - - 6 mA No Load 90 90 mA Full Load, 20Hz to 10MHz 100 150 mAp-p 1.5 V V 4 0 Inhibit Pin Open Circuit Voltage 4 UVLO Turn On 4 UVLO Turn Off OUTPUT Voltage 1.5 7 9 11 7 9 11 15 15.8 14 15 15.8 V 13 14 15 13 14 15 V TCASE = 25°C 1.88 1.90 1.92 2.47 2.50 2.53 V TCASE = -55°C to +125°C 1.84 1.9 1.96 2.44 2.50 2.56 V 19 0 25 W 10 0 VOUT 0 10 A 150 mVp-p 1 10 mV 15 30 mV 10 10 W 10 10 W Ripple Voltage VOUT Full Load, 20Hz to 10MHz Line Regulation VOUT VIN = 16V to 40V 1 10 Load Regulation VOUT No Load to Full Load 15 30 EFFICIENCY 150 80 LOAD FAULT POWER DISSIPATION Overload 84 4 Short Circuit 4 ISOLATION 500 VDC MTBF (MIL-HDBK-217F) AIF @ TC = 55°C Load Step Output Transient VOUT 2 Load Step Recovery 4 VOUT 2, 4 Line Step Recovery Notes: VOUT Half Load to Full Load VIN = 16V to 40V VIN = 0V to 28V 1. Dependant on output voltage. 3. Derate linearly to 0 at 135°C. 1X055DSA 87 % 5000 µF 260 300 220 260 300 kHz 100 - - 100 - - MΩ - 381 - - 381 - kHrs 5000 SWITCHING FREQUENCY Turn On Overshoot 83 220 CAPACITIVE LOAD Turn On Delay - 14 0 Line Step Output Transient 0 VOUT 3 Current - VOUT Power 3 V - 200 350 - 200 350 mVPK - 200 300 - 200 300 µSec mVPK - 100 200 - 150 250 - 200 300 - 200 300 µSec - - 30 - - 30 mSec - - 15 - - 15 mVPK 2. Time for output voltage to settle within 1% of its nominal value. 4. Verified by qualification testing. 2 DVHE2800S Series SPECIFICATIONS (TCASE = -55°C to +125°C, VIN = +28V ± 5%, Full Load, Unless Otherwise Specified) ABSOLUTE MAXIMUM RATINGS Input Voltage (Continuous) Input Voltage (Transient, 1 second) Output Power1 Power Dissipation (Full Load, TCASE = +125°C) Parameter 40 VDC 50 Volts 50 Watts 9 Watts Conditions Junction Temperature Rise to Case Storage Temperature Lead Solder Temperature (10 seconds) Weight (Maximum) (Un-Flanged / Flanged) DVHE283R3S +10°C -65°C to +150°C 270°C (49 / 52) Grams DVHE2805S Min Typ Max Min Typ Max 16 28 40 16 28 40 Units STATIC Continuous INPUT 4 Voltage Current Transient, 1 sec - - 50 - - 50 V Inhibited - - 6 - - 6 mA 110 - - 140 mA No Load Ripple Current Full Load, 20Hz to 10MHz Inhibit Pin Input 4 Inhibit Pin Open Circuit Voltage 4 UVLO Turn On 4 UVLO Turn Off OUTPUT Voltage - - 150 mAp-p - 1.5 0 - 1.5 V 7 9 11 7 9 11 V 14 15 15.8 14 15 15.8 V V 13 14 15 13 14 15 TCASE = 25°C 3.27 3.30 3.33 4.95 5.00 5.05 V VOUT TCASE = -55°C to +125°C 3.22 3.30 3.38 4.87 5.00 5.13 V W 3 3 150 0 VOUT Power Current V VOUT 0 33 0 - 50 0 10 0 - 10 A 75 150 - 100 200 mVp-p Ripple Voltage VOUT Full Load, 20Hz to 10MHz Line Regulation VOUT VIN = 16V to 40V 1 10 - 1 10 mV Load Regulation VOUT No Load to Full Load 15 30 - 15 30 mV 86 90 EFFICIENCY 85 LOAD FAULT POWER DISSIPATION Overload 88 4 Short Circuit 4 CAPACITIVE LOAD SWITCHING FREQUENCY ISOLATION 500 VDC MTBF (MIL-HDBK-217F) AIF @ TC = 55°C % 10 - - 12 W 14 - - 14 W 5000 - - 5000 µF kHz 220 260 300 300 350 400 100 - - 100 - - MΩ - 381 - - 381 - kHrs - 200 350 - 250 400 mVPK 200 300 - 200 300 µSec 150 250 - 300 350 mVPK 200 300 - 200 300 µSec - 30 - - 20 mSec - 15 - - 25 mVPK DYNAMIC Load Step Output Transient VOUT 2 Load Step Recovery Line Step Output Transient 4 VOUT 2, 4 Line Step Recovery Turn On Delay Turn On Overshoot Notes: VOUT Half Load to Full Load VIN = 16V to 40V VIN = 0V to 28V 1. Dependant on output voltage. 3. Derate linearly to 0 at 135°C. 1X055DSA - 2. Time for output voltage to settle within 1% of its nominal value. 4. Verified by qualification testing. 3 DVHE2800S Series BLOCK DIAGRAM Figure 2 CONNECTION DIAGRAM Figure 3 1X055DSA 4 DVHE2800S Series INHIBIT DRIVE CONNECTION DIAGRAMS Figure 4 – Internal Inhibit Circuit and Recommended Drive Figure 5 – Isolated Inhibit Drive (Shown with optional capacitor for turn-on delay) (Shown with optional capacitor for turn-on delay) EMI FILTER HOOKUP DIAGRAM Figure 6 – Converter with EMI Filter 1X055DSA 5 DVHE2800S Series OUTPUT VOLTAGE TRIM The output voltage can be trimmed down by connecting a resistor between the TRIM pin (PIN 2) and the +V OUT pin (PIN 5), or can be trimmed up by connecting a resistor between the TRIM pin (PIN 2) and the OUT COM pin (PIN 4). The maximum trim range is +10% up and –10% down. The appropriate resistor values versus the output voltage are given in the trim table below. Figure 7 – Output Voltage Trim DVHE281R9S 1X055DSA DVHE282R5S DVHE283R3S DVHE2805S +VOUT (V) RTRIM (Ω) +VOUT (V) RTRIM (Ω) +VOUT (V) RTRIM (Ω) +VOUT (V) RTRIM (Ω) 1.71 11.8k 2.25 26.9k 2.97 34.8k 4.50 46.5k 1.72 14.1k 2.27 31.8k 3.00 41k 4.55 54.8k 1.74 19.6k 2.30 40.8k 3.04 51.7k 4.60 65.1k 1.76 26.7k 2.32 48.6k 3.07 62.1k 4.65 78.4k 1.78 36k 2.35 64k 3.10 75.6k 4.70 96.1k 1.80 49.2k 2.37 78.3k 3.13 93.8k 4.75 120.9k 1.82 69k 2.40 110k 3.17 131k 4.80 158k 1.84 102k 2.42 145k 3.20 179k 4.85 220k 1.86 168k 2.45 249k 3.23 268k 4.90 343.9k 1.88 365k 2.47 435k 3.27 662k 4.95 715.5k 1.90 - 2.50 - 3.30 - 5.00 - 1.92 707k 2.52 624k 3.33 392k 5.05 216.7k 1.94 345k 2.55 239k 3.36 187k 5.10 99.4k 1.96 224k 2.57 165k 3.40 105k 5.15 60.2k 1.99 143k 2.60 110k 3.43 76.7k 5.20 40.7k 2.00 127k 2.62 89k 3.46 58.9k 5.25 28.9k 2.01 114k 2.65 67.6k 3.50 43.5k 5.30 21.1k 2.03 93.6k 2.67 57.5k 3.53 35.5k 5.35 15.5k 2.05 78.7k 2.70 46.2k 3.56 29.3k 5.40 11.3k 2.07 67.4k 2.72 40.4k 3.60 23k 5.45 8k 2.10 54.5k 2.75 33.4k 3.63 19.3k 5.50 5.5k 6 DVHE2800S Series EFFICIENCY PERFORMANCE CURVES (TCASE = 25°C, Full Load, Unless Otherwise Specified) VIN = 16V VIN = 28V 90 90 85 85 Efficiency(%) Efficiency(%) VIN = 40V 80 75 80 75 70 0 5 10 15 20 70 0 5 10 15 20 25 Output Power(W) Figure 8 – DVHE281R9S Figure 9 – DVHE282R5S Efficiency (%) vs. Output Power (W) Efficiency (%) vs. Output Power (W) 90 95 85 90 Efficiency(%) Efficiency(%) Output Power(W) 80 75 85 80 70 75 0 10 20 30 Output Power(W) 0 10 20 30 40 Figure 10 – DVHE283R3S Figure 11 – DVHE2805S Efficiency (%) vs. Output Power (W) Efficiency (%) vs. Output Power (W) 1X055DSA 50 Output Power (W) 7 DVHE2800S Series EMI PERFORMANCE CURVES (TCASE = 25°C, VIN = +28V ± 5%, Full Load, Unless Otherwise Specified) Figure 12 – DVHE2800S without EMI Filter Figure 13 – DVHE2800S with DVMC28 EMI Filter 1X055DSA 8 DVHE2800S Series PACKAGE SPECIFICATIONS (NON-FLANGED, SOLDER SEAL) TOP VIEW SIDE VIEW PIN FUNCTION 1 28V IN 2 TRIM 3 -S 4 OUT COM 5 +V OUT 6 +S 7 CASE 8 CASE 9 INHIBIT 10 IN COM BOTTOM VIEW Figure 14 – Non-Flanged, Solder Seal Tin Plated Package and Pinout (Not Used for /HB or Higher Screened Products) (Dimensional Limits are ±0.005” Unless Otherwise Stated) 1X055DSA 9 DVHE2800S Series PACKAGE SPECIFICATIONS (NON-FLANGED, SEAM SEAL) TOP VIEW SIDE VIEW PIN FUNCTION 1 28V IN 2 TRIM 3 -S 4 OUT COM 5 +V OUT 6 +S 7 CASE 8 CASE 9 INHIBIT 10 IN COM BOTTOM VIEW Figure 15 – Non-Flanged, Seam Seal Package and Pinout (Dimensional Limits are ±0.005” Unless Otherwise Stated) 1X055DSA 10 DVHE2800S Series PACKAGE SPECIFICATIONS (FLANGED, SOLDER SEAL) TOP VIEW SIDE VIEW PIN FUNCTION 1 28V IN 2 TRIM 3 -S 4 OUT COM 5 +V OUT 6 +S 7 CASE 8 CASE 9 INHIBIT 10 IN COM BOTTOM VIEW Figure 16 – Flanged, Solder Seal Tin Plated Package and Pinout (Not Used for /HB or Higher Screened Products) (Dimensional Limits are ±0.005” Unless Otherwise Stated) 1X055DSA 11 DVHE2800S Series PACKAGE SPECIFICATIONS (FLANGED, SEAM SEAL) TOP VIEW SIDE VIEW PIN FUNCTION 1 28V IN 2 TRIM 3 -S 4 OUT COM 5 +V OUT 6 +S 7 CASE 8 CASE 9 INHIBIT 10 IN COM BOTTOM VIEW Figure 17 – Flanged, Seam Seal Package and Pinout (Dimensional Limits are ±0.005” Unless Otherwise Stated) 1X055DSA 12 DVHE2800S Series PACKAGE PIN DESCRIPTION Pin Function Description 1 28V IN Positive Input Voltage Connection 2 TRIM Trim the Output Voltage +/- 10% 3 -S Return Sense 4 OUT COM Output Common Connection 5 +V OUT Positive Output Voltage Connection 6 +S Positive Sense 7 CASE Case Connection 8 CASE Case Connection 9 INHIBIT Logic Low = Disabled Output. Connecting the inhibit pin to input common causes converter shutdown. Logic High = Enabled Output. Unconnected or open collector TTL. 10 IN COM Input Common Connection 1X055DSA 13 DVHE2800S Series ENVIRONMENTAL SCREENING (100% Tested Per MIL-STD-883 as referenced to MIL-PRF-38534) Screening MIL-STD-883 (No Suffix) Extended /ES HB /HB Class H /H Class K /K • • • • • • • • • • • • • • Standard NonDestructive Bond Pull Method 2023 • Internal Visual Method 2017, 2032 Internal Procedure • Temperature Cycling Method 1010, Condition C Method 1010, -55°C to 125°C • Constant Acceleration Method 2001, 3000g, Y1 Direction Method 2001, 500g, Y1 Direction • PIND Method 2020, Condition A2 • Pre Burn-In Electrical 100% at 25°C • Burn-In Method 1015, 320 hours at +125°C Method 1015, 160 hours at +125°C 96 hours at +125°C 24 hours at +125°C • Final Electrical MIL-PRF-38534, Group A1 100% at 25°C • Hermeticity Method 1014, Fine Leak, Condition A Method 1014, Gross Leak, Condition C -3 Dip (1 x 10 ) Radiography Method 20123 External Visual Method 2009 Notes: 1X055DSA 1. 2. 3. • • • • • • • • • • • • • • • • • • • • • • • 100% R&R testing at –55°C, +25°C, and +125°C with all test data included in product shipment. PIND test Certificate of Compliance included in product shipment. Radiographic test Certificate of Compliance and film(s) included in product shipment. 14 DVHE2800S Series ORDERING INFORMATION DVHE 28 05 S F /HB 1 2 3 4 5 6 - XXX 7 (1) (2) (3) (4) Product Series Nominal Input Voltage Output Voltage Number of Outputs DVHE 28 Volts 28 1.9 Volts 2.5 Volts 3.3 Volts 5 Volts 1R9 2R5 3R3 05 (5) (6) (7) Package Option Screening Code1,2 Additional Screening Code None F Notes: Non-Flanged Flanged 1. 2. None /ES /HB /H /K Standard Extended HB Class H Class K S Single Contact Sales Contact the VPT Inc. Sales Department for availability of Class H (/H) or Class K (/K) qualified products. VPT Inc. reserves the right to ship higher screened or SMD products to meet lower screened orders at our sole discretion unless specifically forbidden by customer contract. Please contact your sales representative or the VPT Inc. Sales Department for more information concerning additional environmental screening and testing, different input voltage, output voltage, power requirement, source inspection, and/or special element evaluation for space or other higher quality applications. 1X055DSA 15 DVHE2800S Series SMD (STANDARD MICROCIRCUIT DRAWING) NUMBERS Standard Microcircuit Drawing (SMD) DVHE2800S Series Similar Part Number *T.B.D. DVHE281R9S/H DVHE281R9SF/H *T.B.D. DVHE282R5S/H DVHE282R5SF/H *T.B.D. DVHE283R3S/H DVHE283R3SF/H *T.B.D. DVHE2805S/H DVHE2805SF/H Do not use the DVHE2800S Series similar part number for SMD product acquisition. It is listed for reference only. For exact specifications for the SMD product, refer to the SMD drawing. SMD’s can be downloaded from the DSCC website at http://www.dscc.dla.mil/programs/smcr/. The SMD number listed above is for MIL-PRF-38534 Class H screening, standard gold plated lead finish, and no RHA (Radiation Hardness Assurance) level. Please reference the SMD for other screening levels, lead finishes, and radiation levels. CONTACT INFORMATION To request a quotation or place orders please contact your sales representative or the VPT Inc. Sales Department at: Phone: Fax: E-mail: (425) 353-3010 (425) 353-4030 [email protected] All information contained in this datasheet is believed to be accurate, however, no responsibility is assumed for possible errors or omissions. The products or specifications contained herein are subject to change without notice. 1X055DSA 16