® 150W – 200W DC-DC CONVERTERS MODEL: SV28-5-150/175/200 DATA SHEET 28VDC INPUT (18-36 VDC) 5 VDC @ 30A OUTPUT, 35A OUTPUT , or 40A OUTPUT Designed for Vehicle, Airborne and other rugged environment applications MADE IN USA FEATURES • Industry Standard Halfbrick Package • High Efficiency • Constant Frequency • Clamp Over-Voltage Protection • Remote Sense • Trim Range: -40 to +10% • Encapsulated MODEL SELECTION Model Number • High Power Density: up to 54 W/cu.in. • Low Noise • -40 to +100°C Operation (-55°C to +100°C Optional) • 105°C Over Temperature Protection • Choice of On/Off Logic • UL/CSA/TUV & CE Compliant • Threaded Mounting Holes Input Output Output Voltage Voltage Current (Vdc) (Vdc) (A) SV28-5-200-1(T)* 18-36 5 40 SV28-5-175-1(T)* 18-36 5 35 SV28-5-150-1(T)* 18-36 5 30 *An Optional Operating Temperature Rating of -55°C to +100°C is available. Simply add the suffix “T” to the end of the Model Number. For Example: SV28-5-200-1T DESCRIPTION The SuperVerter® series modules are high-density DC-DC converters designed for use in military and industrial applications such as on board vehicle and avionics electronic equipment. These are high power 28V input, 5V output, half brick modules that use insulated metal substrates, planar transformers, surface mount construction and thermally conductive potting to produce up to 200W of low noise, 5V output power. Astrodyne Corporation PH: 800-823-8082 FX: 508-339-0375 www.astrodyne.com Email: [email protected] www.roassoc.com SUPERVERTER DC-DC Converters ® SV28-5-150/175/200 ABSOLUTE MAXIMUM RATINGS Exceeding absolute maximum ratings may cause permanent damage or reduce reliability. PARAMETER MIN Input Voltage (+In to –In) Transient Input Voltage (+In to –In) Input/ Case Isolation Output/ Case Isolation Input/ Output Isolation Storage Temperature *Operating Temperature Soldering Temperature (Wave Solder) Soldering Temperature (Hand Solder) -40 -40 MAX UNITS 40 50 1500 500 1500 +110 +100 260 390 Vdc Vdc Vdc Vdc Vdc °C °C °C °C CONDITIONS Continuous 100 msec. max. Baseplate < 5 sec. < 7 sec. *An Optional Operating Temperature Rating of -55°C to +100°C is available. See Model Selection Chart on Page 1 for ordering instructions. ELECTRICAL SPECIFICATIONS Electrical specifications apply over the entire range of input voltage, output current, and temperature unless indicated. INPUT PARAMETERS Input Voltage Maximum Input Current SV28-5-150 SV28-5-175 SV28-5-200 Inrush Transient Input Reflected Ripple Current Input Ripple Rejection MIN TYP MAX UNITS 18 28 36 Vdc 11.0 13.0 A A A 2 A sec mAp-p dB Full load (See Input Characteristic) CONDITIONS 1 5 60 OUTPUT PARAMETERS MIN TYP MAX UNITS Voltage Set Point 4.92 5.00 5.08 Vdc 0.05 0.01 0.2 0.1 % % 15 50 1.5 150 mV % mV p-p 10,000 µF Load Regulation Line Regulation Voltage Drift w/Temperature Total Regulation Ripple External Load Capacitance Astrodyne Corporation 375 Forbes Blvd. 50 0 CONDITIONS All models except -175 model 5Hz to 20MHz, 12µH source impedance @120 Hz 28 Vin, 25°C, full load 0.5 A to full load Over Vin range -40 to +100 °C 5 Hz to 20 MHz, ripple may exceed spec below minimum load Electrolytic Capacitor www.astrodyne.com Tel: (800) 823-8082 Fax: (508) 339-0375 [email protected] SUPERVERTER DC-DC Converters ® SV28-5-150/175/200 ELECTRICAL SPECIFICATIONS (continued) Rated Output Current SV28-5-150 SV28-5-175 SV28-5-200 0.5 0.5 0.5 Current Limit Inception SV28-5-150 SV28-5-175 SV28-5-200 34.5 40 46 Short Circuit Current Switching Frequency Transient Response Peak Deviation (0.1A/µsec slew rate) Transient Response Settling Time (0.1 A/µsec slew rate) Efficiency SV28-5-150 SV28-5-175 SV28-5-200 FEATURE PARAMETERS Trim Range Remote Sense Compensation Over Voltage Clamp (NonShutdown, Auto. Recovery) Over Temperature Shut-down Turn-On Time 30 35 40 A 39.5 44 50 A 170 % F.L. 370 3 kHz % Vout 300 83 81 80 83.5 82.5 82 MIN TYP 60 5.7 +105 20 µsec % % % MAX UNITS 110 0.5 7.0 %Vout Vdc Vdc 35 °C msec At Iout < Iout(min), the output ripple may exceed the specification. All other aspects of the unit will function properly at no load. Vout = 90% Vout nominal Vout = 250 mV Load change from 50% to 75% or 50% to 25% full load Vin = 28 V, Tcase = 25 °C, Vout within 1% Vout nominal Vin = 28 V, full load, Tcase = 70 °C CONDITIONS 100W & 150W models only 80% load, Vout within 1% of steady state Logic On/Off * Logic Low Von/off 0 1.2 V @ Ion/off = 1mA Ion/off 1.0 mA @ Von/off = 0V Logic High: Von/off 15 V @ Ion/off = 1mA Ion/off 50 µA @ Von/off = 15V * Negative logic on/off is standard, positive logic is optional (delete the “-1” suffix from model number for positive logic). With negative logic, logic low turns module on, logic high turns it off. The reverse is true for positive logic. Astrodyne Corporation 375 Forbes Blvd. www.astrodyne.com Tel: (800) 823-8082 Fax: (508) 339-0375 [email protected] ® DC-DC Converter SV28-5-150/175/200 ELECTRICAL SPECIFICATIONS (continued) ISOLATION PARAMETERS MIN Input-to-Output Capacitance Input-to-Output Resistance TYP MAX 2000 UNITS CONDITIONS pF M Ohms 10 MECHANICAL SPECIFICATIONS MECHANICAL PARAMETERS MIN Weight Size Thermal Resistance, Case-toAmbient TYP MAX 118 (4.2) 0.5 x 2.4 x 2.28 6.6 UNITS CONDITIONS g (oz.) Inches °C/W See Outline Drawing Tcase = 100 °C TRIM CIRCUIT CONFIGURATIONS +Out +Out +Sense +Sense Trim Rtrim-up -Sense Load Trim OUTLINE DRAWING DIMENSIONS: 2.28 [57.9] Rtrim-dn 0.19 [4.8] Load -Sense -Out 2.40 [61.0] -Out Trim Up 0.20 [5.1] ( R trim−down = External Resistor Value to Decrease Vo +S 0.400 [10.16] +OUT +IN 0.040 [1.02] Ø PIN FUSED TIN OVER COPPER 7 PL 0.40 [10.2] 0.080 [2.03] Ø PIN FUSED TIN OVER COPPER 2 PL 0.20 MIN [5.1 MIN] ALUMINUM HEATSINK SURFACE TOLERANCES: Astrodyne Corporation 375 Forbes Blvd. 0.300 [7.62] 0.300 [7.62] T 0.47 [11.9] R trim−up = External Resistor Value to Increase Vo 0.400 [10.16] -S ON/ OFF ∆% = Desired Output Voltage Change ( ∆ % > 0) 0.30 [7.6] -OUT 2.00 [50.8] Trim Down 100 − 2 kohms ∆% -IN ( R trim−down = 0.224 Ø MAX [5.69 Ø MAX] MOUNTING INSERTS M3 x 0.5 THRU 4 PL 1.90 [48.3] CASE TRIM RESISTOR CALCULATIONS 5 × (100 + Δ%) (100 + 2 × ∆%) kohms Rtrim −up = − 1.225 × ∆% ∆% ( ( INCHES [MILLIMETERS] x.xx in. ± 0.02 in. [x.x mm. ± 0.5 mm.] www.astrodyne.com 0.515 ± 0.020 [13.08 ± 0.5] x.xxx in. ± 0.010 in. [x.xx mm. ± 0.25 mm.] Tel: (800) 823-8082 Fax: (508) 339-0375 [email protected]