30W DC-DC Regulated Single Output Converter SKM 30 series Features : 2 1 compact size 2:1 wide input range High efficiency up to 90% 1500VDC I/O isolation Built-in remote ON/OFF control Built-in trimming output Comply with CE / FCC without external components Protections: Short circuit / Overload / Input and Output Over voltage Cooling by free air convection Six-sided shield metal case 100% burn-in test Low cost / High reliability Approvals: FCC / CE 2 years warranty SPECIFICATION ORDER NO. SKM30A-05 SKM30B-05 SKM30C-05 SKM30A-12 SKM30B-12 SKM30C-12 SKM30A-15 SKM30B-15 SKM30C-15 DC VOLTAGE 5V 12V 15V CURRENT RANGE 0.6 ~ 6A 0.25 ~ 2.5A 0.2 ~ 2A RATED POWER 30W RIPPLE & NOISE (max.) Note.2 90mVp-p 120mVp-p 120mVp-p LINE REGULATION Note.3 0.2% OUTPUT LOAD REGULATION Note.4 0.5% VOLTAGE ACCURACY 2.0% SWITCHING FREQUENCY 300KHz typ. EXTERNAL CAPACITANCE LOAD (max.) 1000uF 220uF 100uF EXTERNAL TRIM Adj. RANGE(Typ.) 10% -20 ~ +10% -20 ~ +10% VOLTAGE RANGE A: 9 ~ 18VDC B: 18 ~ 36VDC C: 36 ~ 75VDC UNDER VOLTAGE SHUTDOWN A: 8VDC B: 16VDC C: 32VDC 89.5% EFFICIENCY (Typ.) 88% 88.5% 88% 89% 89% 89.5% 90% 90% Full load 2840mA 1420mA 720mA 2810mA 1420mA 710mA 2800mA 1400mA 700mA INPUT DC CURRENT No load 170mA 95mA 60mA 150mA 40mA 55mA 135mA 40mA 30mA Pi network FILTER REMOTE CONTROL Power ON : R.C ~ -Vin > 2.5VDC or open circuit Power OFF : R.C ~ -Vin < 0.5VDC or short Fuse recommended PROTECTION 110% ~ 180% rated output power OVER CURRENT Protection type : Hiccup mode, recovers automatically after fault condition is removed PROTECTION All output equipped with short circuit SHORT CIRCUIT (Note. 5) Protection type : Hiccup mode, recovers automatically after fault condition is removed Input(Typ.) A: >20 ~ 25VDC B: >40 ~ 50VDC C: >80 ~ 100VDC input voltage Protection type : Shut down o/p voltage, recovers automatically after fault condition is removed OVER VOLTAGE Output(Typ.) 5Vo : 7V ~ 8.95V 12Vo : 15V ~ 19.2V 15Vo : 18V ~ 23.3V Protection type : Clamp by TVS diode -40 ~ +75 (Refer toDerating Curv) WORKING TEMP. 20% ~ 90% RH non-condensing WORKING HUMIDITY STORAGE TEMP., HUMIDITY -55 ~ +125 , 10 ~ 95% RH ENVIRONMENT TEMP. COEFFICIENT 0.03% / (0 ~ 50 ) VIBRATION 10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes I/P-O/P:1.5KVDC WITHSTAND VOLTAGE SAFETY & ISOLATION RESISTANCE I/P-O/P: 100M Ohms / 500VDC / 25 / 70% RH EMC EMISSION Compliance to EN55022 Class A, FCC part 15 Class A without external components EMC EMC IMMUNITY Compliance to EN61000-4-2,3,4,5,6,8, light industry level, criteria A MTBF 700Khrs min. MIL-HDBK-217F(25 ) OTHERS DIMENSION 50.8*25.4*11.2 mm or 2 *1 *0.44 inch (L*W*H) WEIGHT 31.2g Pin Configuration Derating Curve Mechanical Specification Unit:mm(inch) Output Output 50.8 2.00 Pin No. Pin No. 1 +Vin 4 +Vout SIDE 2 -Vin 5 -Vout 100 11.2 0.44 VIEW 3 R.C 6 Trim 5.8 0.23 45.72 1.8 External Output Trimming 50 4 2 4 -Vin +Vout 1 LOAD 500K 2 BOTTOM 5 5 VR VIEW -Vout -40 0 25 50 55 75 100 3 VR 6 1 6 Ta ( ) +Vin Trim UP DOWN TRIMPOT Note : Pin size tolerance 1 0.1mm 1.All parameters are specified at normal input, rated load, 25 70% RH ambient. NOTE 2.Ripple & noise are measured at 20MHz by using a 12 twisted pair terminated with a 0.1uf & 47uf capacitor. 3.Line regulation is measured from low line to high line at rated load. 4.Load regulation is measured from 10% to 100% rated load. 5.Please prevent the converter from operating in overload or short circuit condition for more than 30 seconds. File Name:SKM30-SPEC 2012-02-22 15.24 0.6 5.08 0.2 10.16 0.4 20.32 0.8 25.4 1.0 LOAD (%)