KDD25 12S01 12S02 12S03 12S05 24S01 24S02 24S03 24S05 48S01 48S02 48S03 48S05

21.5 ~ 25W KDD25 SERIES KDD25 12 S 01 WATTAGE 1: 2: 3: 5: 12 : 9~18V IN 24 : 18~36V IN 48 : 36~72V IN 5V OUT 12V OUT 15V

DC-DC CONVERTER 21.5 ~ 25W KDD25 KDD25 SERIES KDD25 KDD25 12 S 01 WATTAGE 1: 2: 3: 5: 12 : 9~18V IN 24 : 18~36V IN 48 : 36~72V IN 5V OUT 12V OUT 15V OUT 3.3V OUT S : SINGLE OUTPUT D : DUAL OUTPUT MODEL LIST MODEL NO. INPUT VOLTAGE OUTPUT WATTAGE OUTPUT VOLTAGE OUTPUT CURRENT EFF. CASE (MIN.) Single Output Models KDD25 KDD25 12S01 12S01 9~18 VDC 25 WATTS + 5 VDC 5000 mA 77% B KDD25 KDD25 12S02 12S02 9~18 VDC 25 WATTS + 12 VDC 2100 mA 80% B KDD25 KDD25 12S03 12S03 9~18 VDC 25 WATTS + 15 VDC 1700 mA 80% B KDD25 KDD25 12S05 12S05 9~18 VDC 21.5 WATTS +3.3 VDC 6500 mA 75% B KDD25 KDD25 24S01 24S01 18~36 VDC 25 WATTS + 5 VDC 5000 mA 79% B KDD25 KDD25 24S02 24S02 18~36 VDC 25 WATTS + 12 VDC 2100 mA 81% B KDD25 KDD25 24S03 24S03 18~36 VDC 25 WATTS + 15 VDC 1700 mA 81% B KDD25 KDD25 24S05 24S05 18~36 VDC 21.5 WATTS +3.3 VDC 6500 mA 77% B KDD25 KDD25 48S01 48S01 36~72 VDC 25 WATTS + 5 VDC 5000 mA 80% B KDD25 KDD25 48S02 48S02 36~72 VDC 25 WATTS + 12 VDC 2100 mA 83% B KDD25 KDD25 48S03 48S03 36~72 VDC 25 WATTS + 15 VDC 1700 mA 83% B KDD25 KDD25 48S05 48S05 36~72 VDC 21.5 WATTS +3.3 VDC 6500 mA 78% B Dual Output Models KDD25 KDD25 12D01 12D01 9~18 VDC 25 WATTS ± 5 VDC +4700/-300 mA 77% B KDD25 KDD25 12D02 12D02 9~18 VDC 25 WATTS ± 12 VDC +1800/-300 mA 80% B KDD25 KDD25 12D03 12D03 9~18 VDC 25 WATTS ± 15 VDC +1400/-300 mA 80% B KDD25 KDD25 24D01 24D01 18~36 VDC 25 WATTS ± 5 VDC +4700/-300 mA 79% B KDD25 KDD25 24D02 24D02 18~36 VDC 25 WATTS ± 12 VDC +1800/-300 mA 81% B KDD25 KDD25 24D03 24D03 18~36 VDC 25 WATTS ± 15 VDC +1400/-300 mA 81% B KDD25 KDD25 48D01 48D01 36~72 VDC 25 WATTS ± 5 VDC +4700/-300 mA 80% B KDD25 KDD25 48D02 48D02 36~72 VDC 25 WATTS ± 12 VDC +1800/-300 mA 83% B KDD25 KDD25 48D03 48D03 36~72 VDC 25 WATTS ± 15 VDC +1400/-300 mA 83% B FEATURES * 2:1 INPUT RANGE * ISOLATION INPUT AND OUTPUT 1.5KV DC * HIGH PERFORMANCE UP TO 84% * SHORT CIRCUIT PROTECTION * 2 YEARS WARRANTY CHINFA ELECTRONICS IND., CO. LTD. ISO 9001 Certified www.chinfa.com sales@chinfa.com DC-DC CONVERTER 21.5 ~ 25W KDD25 KDD25 SERIES SPECIFICATION All Specifications Typical At Nominal Line, Full Load, 25 Unless Otherwise Noticed GENERAL SPECIFICATION * Switching frequency: . * Isolation voltage: . * Isolation resistance: . * Operating ambient temperature: . * Storage temperature: . * Max. Case temperature: . * M.T.B.F.: . * Cooling: . * Temperature coefficient: . * Dimension: . 80KHz 1,500VDC 500VDC 1G (min.) -25 to +71 -40 to +85 90 389,000Hrs at @ GF40, according to MIL-HDBK-217F MIL-HDBK-217F Free air convection ±0.02% / 70 x 70 x 23mm INPUT SPECIFICATIONS * Input voltage range / frequency: . 9 ~ 18VDC 18VDC for 12V 18 ~ 36VDC 36VDC for 24V 36 ~ 72VDC 72VDC for 48V * Input filter: . Pi type * No load input current: . 35mA for 12V in 30mA for 24V in 25mA for 12V in * Max. Input voltage: . 20VDC 20VDC for 12V in 40VDC 40VDC for 24V in 75VDC 75VDC for 48V in OUTPUT SPECIFICATIONS * Output voltage accuracy: . ±1 at Vo_nom * Minimum load: . No load for single output models ±20% at Vo_nom for dual output models * Line regulation: . ±1% at Vo_nom * Load regulation: . ±2% at Vo_nom for single output models ±5% at Vo_nom for dual output models * Ripple & noise: . Vout.x ±2% * Efficiency: . Up to 83%, see model list * Derating: . See table 1 * Case material: . Metal CONTROL AND PROTECTION * Input reversed: . Shunt diode use external fuse * Output short circuit: . Continuous CHINFA ELECTRONICS IND., CO. LTD. ISO 9001 Certified www.chinfa.com sales@chinfa.com DC-DC CONVERTER 21.5 ~ 25W KDD25 KDD25 SERIES MECHANISM & PIN CONFIGURATION mm [inch] PHYSICAL CHARACTERISTICS 70 x 70 x 23mm 2.76 x 2.76 x 0.91inches CASE SIZE CASE MATERIAL Metal WEIGHT 180 g PIN ASSIGMENT PIN NO. 1 2 3 4 5 6 7 SINGLE Vi+ Vi- Vo+ Vo+ Vo- Vo- N.C. DUAL Vi+ Vi- Vo+ Vo+ com com Vo- Derating: [TABLE 1] Power out [%] 100 NATURAL CONVECTION COOLING 0 -25 60 70 90 Ambient Temperture [] CHINFA ELECTRONICS IND., CO. LTD. ISO 9001 Certified www.chinfa.com sales@chinfa.com