For more information, please visit the product page. date 06/18/2015 page 1 of 8 SERIES: VHK150W │ DESCRIPTION: DC-DC CONVERTER FEATURES • • • • • • up to 150 W isolated output rugged metal enclosure with integrated heat sink 4:1 input range (9~36 Vdc, 18~75 Vdc) single output from 5~48 Vdc 1,500 Vdc isolation over current, over temperature, over voltage, and short circuit protections • remote on/off • efficiency up to 90% MODEL input voltage output voltage output current output power ripple and noise1 efficiency range (Vdc) (Vdc) max (A) max (W) max (mVp-p) typ (%) VHK150W-Q24-S5 9 ~ 36 5 25 125 100 87 VHK150W-Q24-S12 9 ~ 36 12 12.5 150 150 86 VHK150W-Q24-S15 9 ~ 36 15 10 150 150 86 VHK150W-Q24-S24 9 ~ 36 24 6.5 156 240 86.5 VHK150W-Q24-S28 9 ~ 36 28 5.4 150 280 87 VHK150W-Q24-S48 9 ~ 36 48 3.12 150 480 84 VHK150W-Q48-S5 18 ~ 75 5 25 125 100 90 VHK150W-Q48-S12 18 ~ 75 12 12.5 150 150 88 VHK150W-Q48-S15 18 ~ 75 15 10 150 150 88 VHK150W-Q48-S24 18 ~ 75 24 6.5 156 240 87.5 VHK150W-Q48-S28 18 ~ 75 28 5.4 150 280 89 VHK150W-Q48-S48 18 ~ 75 48 3.12 150 480 87 Note: 1. Ripple and noise are measured at full load, 20 MHz BW with 10µF tantalum capacitor and 1µF ceramic capacitor across output. PART NUMBER KEY VHK150W - QXX - SXX X Base Number Input Voltage Output Voltage cui.com Remote On/Off Control "blank" = positive logic N = negative logic For more information, please visit the product page. CUI Inc │ SERIES: VHK150W │ DESCRIPTION: DC-DC CONVERTER date 06/18/2015 │ page 2 of 8 INPUT parameter conditions/description operating input voltage 24 Vdc input models 48 Vdc input models typ max units 9 18 24 48 36 75 Vdc Vdc 24 Vdc input power up power down 8.8 8 Vdc Vdc 48 Vdc input power up power down 17 16 Vdc Vdc under voltage shutdown positive logic CTRL1 negative logic models ON (>3.5 Vdc or open circuit) models OFF (0~1.8 Vdc) models ON (0~1.8 Vdc) models OFF (>3.5 Vdc or open circuit) filter pi filter input fuse 30A time delay fuse for 24 Vin models, 15A time delay fuse for 48 Vin models Note: min 1. Open collector refer to -Vin OUTPUT parameter conditions/description maximum capacitive load 5 V output models 12 V output models 15 V output models 24 V input, 24 & 28 V output models 48 V input, 24 & 28 V output models 48 V output models min typ 47 max units 30,000 12,500 10,000 1,800 2,200 1,000 μF μF μF μF μF μF line regulation measured from high line to low line ±0.2 % load regulation2 measured from full load to zero load ±0.2 % ±1.5 % 2 voltage accuracy 2 adjustability ±10 switching frequency transient response 250 25% step load change kHz 500 temperature coefficient Note: % ±0.03 µs %/°C 2. A 47 μF aluminum capacitor is required on the output for 48 Vdc output models. PROTECTIONS parameter conditions/description short circuit protection continuous over current protection % nominal output current min 110 over voltage protection over temperature protection typ 115 shutdown max units 140 % 140 110 % °C SAFETY AND COMPLIANCE parameter conditions/description isolation voltage for 1 minute: input to output; input to case; output to case min isolation resistance RoHS typ max units 1,500 Vdc 10 MΩ 2011/65/EU (CE) ENVIRONMENTAL parameter conditions/description min operating temperature see derating curve storage temperature cui.com typ max units -40 85 °C -55 105 °C For more information, please visit the product page. CUI Inc │ SERIES: VHK150W │ DESCRIPTION: DC-DC CONVERTER date 06/18/2015 │ page 3 of 8 MECHANICAL parameter conditions/description dimensions 4.23 x 4.01 x 1.50 (107.5 x 101.76 x 38.0 mm) min case material steel and aluminum extrusion weight typ MECHANICAL DRAWING units: inch[mm] tolerance: X.XX = ±0.02[±0.5] X.XXX = ±0.010[±0.25] wire range: 22~12 AWG screw size: #6-32 PIN CONNECTIONS FUNCTION 1 -Vo 2 -S 3 trim 4 +S 5 +Vo 6 case 7 on/off -Vin 9 +Vin 4.23[107.5] 4.09[104.0] 1.50[38.0] Jumper 3.58[91.0] 4.006[101.76] 8 2.76[70.0] cui.com units inch 502 PIN max g For more information, please visit the product page. CUI Inc │ SERIES: VHK150W │ DESCRIPTION: DC-DC CONVERTER date 06/18/2015 │ page 4 of 8 DERATING CURVES VHK150W Power Derating Curves At Nominal Input 120% Natural Convection Relative Output Power - % of nominal output 100% 0.5 m/S (100LFM) 1.0 m/S (200LFM) 80% 1.5 m/S (300LFM) 60% 2.0 m/S (400LFM) 40% 2.5 m/S (500LFM) 3.0 m/S (600LFM) 20% 3.5 m/S (700LFM) 0% -40 45 50 55 60 65 70 75 80 85 Ambient Temperature - degrees C TEST CONFIGURATION Figure 1 Table 1 External Components To Oscilloscope 24 Vdc input models L1 +Vin +Vo + Vin - C1 Cin 1.2μH C1 220μF, ESR < 0.1Ω at 100 KHz Cin 330μF, ESR < 0.7Ω at 100 KHz 48 Vdc input models R-Load -Vin Note: L1 -Vo L1 12μH C1 220μF, ESR < 0.1Ω at 100 KHz Cin 33μF, ESR < 0.7Ω at 100 KHz Input reflected-ripple current is measured with an inductor L1 and Capacitor C1 to simulate source impedance. cui.com For more information, please visit the product page. CUI Inc │ SERIES: VHK150W │ DESCRIPTION: DC-DC CONVERTER date 06/18/2015 │ page 5 of 8 EMC RECOMMENDED CIRCUITS EN55022 CLASS A Figure 2 Recommended Circuit for EN55022 Class A C5 C3 L1 L2 +Vin +Vo +Vin C1 C2 +Vo +S DC/DC Converter -S -Vin -Vin -Vo -Vo CASE C4 C6 Table 2 Class A Recommended Components Model C11 C21 C32 C42 C52 C62 L1 L2 VHK150W-Q24-S5 100 μF/50 V 100 μF/50 V NC NC NC NC SHORT 0.5 mH VHK150W-Q24-S12 100 μF/50 V 100 μF/50 V NC NC NC NC SHORT 0.5 mH VHK150W-Q24-S15 100 μF/50 V 100 μF/50 V NC NC NC NC SHORT 0.5 mH VHK150W-Q24-S24 100 μF/50 V 100 μF/50 V 680 pF 680 pF 470 pF 680 pF SHORT 0.5 mH VHK150W-Q24-S28 100 μF/50 V 100 μF/50 V 2200 pF NC 680 pF 2200 pF SHORT 0.6 mH VHK150W-Q24-S48 100 μF/50 V 100 μF/50 V 1000 pF NC 470 pF 1000 pF SHORT 0.6 mH VHK150W-Q48-S5 47 μF/100 V 47 μF/100 V NC NC NC NC SHORT 0.5 mH VHK150W-Q48-S12 47 μF/100 V 47 μF/100 V NC 680 pF NC NC SHORT 0.5 mH VHK150W-Q48-S15 47 μF/100 V 47 μF/100 V 680 pF 1000 pF NC NC SHORT 0.5 mH VHK150W-Q48-S24 47 μF/100 V 47 μF/100 V 680 pF 680 pF 470 pF 680 pF SHORT 0.5 mH VHK150W-Q48-S28 47 μF/100 V 47 μF/100 V 2200 pF NC 680 pF 2200 pF SHORT 0.6 mH VHK150W-Q48-S48 47 μF/100 V 47 μF/100 V 2200 pF 1500 pF 1500 pF 2200 pF SHORT 0.5 mH Notes: 1. Aluminum capacitor 2. Ceramic capacitor cui.com For more information, please visit the product page. CUI Inc │ SERIES: VHK150W │ DESCRIPTION: DC-DC CONVERTER date 06/18/2015 │ page 6 of 8 EMC RECOMMENDED CIRCUITS (CONTINUED) EN55022 CLASS B Figure 3 Recommended Circuit for EN55022 Class B C5 C3 L1 L2 +Vin +Vo +Vin C1 C2 +Vo +S DC/DC Converter -S -Vin -Vin CASE -Vo -Vo C7 C8 C4 C6 Table 3 Class B Recommended Components Model C11 C21 C32 C42 C52 C62 C72 C82 L1 L2 VHK150W-Q24-S5 220 μF/50 V 220 μF/50 V VHK150W-Q24-S12 220 μF/50 V 220 μF/50 V 680 pF NC NC NC NC NC 3 μH 0.5 mH 680 pF 680 pF NC NC NC NC 3 μH VHK150W-Q24-S15 220 μF/50 V 220 μF/50 V 0.5 mH 680 pF NC NC NC NC NC 3 μH 0.5 mH VHK150W-Q24-S24 220 μF/50 V VHK150W-Q24-S28 220 μF/50 V 220 μF/50 V 1000 pF 1000 pF 470 pF 680 pF 470 pF 330 pF 3 μH 0.5 mH 220 μF/50 V 2200 pF x2 1000 pF 470 pF 2200 pF x2 470 pF 470 pF 3.4 μH VHK150W-Q24-S48 0.6 mH 220 μF/50 V 220 μF/50 V 2200 pF x4 1000 pF 1000 pF 2200 pF x4 NC NC 3.4 μH 0.6 mH VHK150W-Q48-S5 120 μF/100 V 120 μF/100 V NC 680 pF NC NC NC NC 3 μH 0.5 mH VHK150W-Q48-S12 120 μF/100 V 120 μF/100 V NC 680 pF NC NC NC NC 3 μH 0.5 mH VHK150W-Q48-S15 120 μF/100 V 120 μF/100 V 1000 pF 1000 pF 470 pF 1000 pF 330 pF 680 pF 3 μH 0.5 mH VHK150W-Q48-S24 120 μF/100 V 120 μF/100 V 1000 pF 1000 pF 470 pF 1000 pF 330 pF 680 pF 3 μH 0.5 mH VHK150W-Q48-S28 120 μF/100 V 120 μF/100 V 1000 pF 1000 pF 470 pF 1000 pF 470 pF 470 pF 3.4 μH 0.6 mH 120 μF/100 V 2200 pF + 470 pF 1000 pF 2200 pF + 470 pF NC NC SHORT 0.5 mH VHK150W-Q48-S48 Notes: 82 μF/100 V 1500 pF 1. Aluminum capacitor 2. Ceramic capacitor cui.com For more information, please visit the product page. CUI Inc │ SERIES: VHK150W │ DESCRIPTION: DC-DC CONVERTER date 06/18/2015 │ page 7 of 8 APPLICATION NOTES 1. Output Voltage Trimming Leave open if not used. Figure 4 Formula for Trim Resistor Application Circuit for Trim pin +Vin +Vo +Sense Trim R-Load Trim up Rtrim - up = ( R2 )) R2 + R3 R2R3 )(kΩ) Vo - Vo, nom R2 + R3 R1(Vr - Vf ( R trim-up -Vin +Vin -Sense Rtrim - down = -Vo +Vo +Sense R trim-down Trim down R-Load Trim -Vin -Sense -Vo Note: Rtrim-up is the external resistor in kΩ Rtrim-down is the external resistor in kΩ VO, nom is the nominal output voltage VO is the desired output voltage R1, R2, R3, and Vr are internal (see Table 4). Table 4 Note: R1(Vo - Vr) - R2 (kΩ) Vo, nom - Vo Vout (Vdc) R1 (kΩ) R2 (kΩ) R3 (kΩ) Vr (V) Vf (V) 5 2.32 3.3 0 2.5 0 12 9.1 51 5.1 2.5 0.46 15 12 56 8.25 2.5 0.46 24 20 100 7.5 2.5 0.46 28 23.7 150 6.2 2.6 0.64 48 36 270 5.1 2.5 0.46 1. All specifications are measured at Ta=25°C, nominal input voltage and full output load unless otherwise specified. cui.com For more information, please visit the product page. CUI Inc │ SERIES: VHK150W │ DESCRIPTION: DC-DC CONVERTER date 06/18/2015 │ page 8 of 8 REVISION HISTORY rev. description date 1.0 initial release 10/11/2006 1.01 new template applied 12/21/2011 1.02 misc. updates and corrections 03/13/2012 1.03 updated mechanical drawing 03/27/2012 1.04 V-Infinity branding removed 09/06/2012 1.05 added 28 V output models 11/05/2012 1.06 misc. updates, added 5 V output models for both 24 and 48 V inputs 11/16/2012 1.07 updated spec 03/14/2013 1.08 added trimming and EMI information 12/17/2013 1.09 updated spec 01/05/2015 updated derating curves 06/18/2015 1.10 The revision history provided is for informational purposes only and is believed to be accurate. Headquarters 20050 SW 112th Ave. Tualatin, OR 97062 800.275.4899 Fax 503.612.2383 cui.com [email protected] CUI offers a two (2) year limited warranty. Complete warranty information is listed on our website. CUI reserves the right to make changes to the product at any time without notice. Information provided by CUI is believed to be accurate and reliable. However, no responsibility is assumed by CUI for its use, nor for any infringements of patents or other rights of third parties which may result from its use. CUI products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.