SKM30 30W DC-DC Regulated Single Output Converter 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 120mVp-p 120mVp-p 220uF -20 ~ +10% 100uF -20 ~ +10% RIPPLE & NOISE (max.) Note.2 90mVp-p OUTPUT LINE REGULATION Note.3 0.2% LOAD REGULATION Note.4 0.5% 2.0% VOLTAGE ACCURACY 300KHz typ. SWITCHING FREQUENCY EXTERNAL CAPACITANCE LOAD (max.) 1000uF EXTERNAL TRIM Adj. RANGE(Typ.) 10% VOLTAGE RANGE A: 9 ~ 18VDC B: 18 ~ 36VDC C: 36 ~ 75VDC UNDER VOLTAGE SHUTDOWN A: 8VDC B: 16VDC C: 32VDC 89.5% 88% 88.5% 88% EFFICIENCY (Typ.) INPUT DC CURRENT 89% 89% 89.5% 90% 90% Full load 2840mA 1420mA 720mA 2810mA 1420mA 710mA 2800mA 1400mA 700mA No load 95mA 60mA 150mA 40mA 55mA 135mA 40mA 30mA Fuse recommended PROTECTION 110% ~ 180% rated output power OVER CURRENT PROTECTION (Note. 5) SHORT CIRCUIT OVER VOLTAGE 170mA Pi network Power ON : R.C ~ -Vin > 2.5VDC or open circuit ; Power OFF : R.C ~ -Vin < 0.5VDC or short FILTER REMOTE CONTROL Protection type : Hiccup mode, recovers automatically after fault condition is removed All output equipped with short circuit 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 Output(Typ.) 5Vo : 7V ~ 8.95V ; 12Vo : 15V ~ 19.2V ; 15Vo : 18V ~ 23.3V Protection type : Clamp by TVS diode WORKING TEMP. WORKING HUMIDITY -40 ~ +75 (Refer to "Derating Curve") EMC EMISSION EMC IMMUNITY Compliance to EN55022 Class A, FCC part 15 Class A without external components MTBF DIMENSION 700Khrs min. MIL-HDBK-217F(25 ) 50.8*25.4*11.2 mm or 2"*1"*0.44" inch (L*W*H) WEIGHT 31.2g 20% ~ 90% RH non-condensing ENVIRONMENT STORAGE TEMP., HUMIDITY -55 ~ +125 , 10 ~ 95% RH 0.03% / (0 ~ 50 ) TEMP. COEFFICIENT 10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes VIBRATION I/P-O/P:1.5KVDC WITHSTAND VOLTAGE I/P-O/P: 100M Ohms / 500VDC / 25 / 70% RH SAFETY & ISOLATION RESISTANCE OTHERS Compliance to EN61000-4-2,3,4,5,6,8, light industry level, criteria A Unit:mm(inch) 50.8[2.00] SIDE VIEW Derating Curve Pin Configuration Mechanical Specification 11.2[ 0.44] Pin No. Output Pin No. Output 1 +Vin 4 +Vout 2 -Vin 5 -Vout 3 R.C 6 Trim 100 5.8[0.23] 3 Note : Pin size tolerance 1 NOTE 5 6 0.1mm -Vin 25.4[1.0] BOTTOM VIEW 2 20.32[0.8] 1 2 External Output Trimming 4 10.16 [0.4] 5.08[0.2] 15.24[0.6] 45.72[1.8] +Vout -Vout LOAD (%) EMC 50 4 5 500K LOAD VR -40 0 25 50 55 75 100 VR 1 +Vin Trim 6 Ta ( UP DOWN ) TRIMPOT 1.All parameters are specified at normal input, rated load, 25 70% RH ambient. 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