DC-DC CONVERTER
33 ~ 48W
KDD40 SERIES
SPECIFICATION
All Specifications Typical At Nominal Line, Full Load, 25℃ Unless Otherwise Noticed
GENERAL SPECIFICATION
* Switching frequency: ......................... >80KHz
* Isolation voltage: .............................. 1,500VDC
* Isolation resistance: .......................... >1G Ω(min.)
* Operating ambient temperature: ......... -25 to +71℃
* Storage temperature: ........................ -40 to +85℃
* Max. Case temperature: ..................... 85℃
* M.T.B.F.: .......................................... 389,000Hrs at @ GF40, according to MIL-HDBK-217F
* Cooling: ........................................... Free air convection
* Transient recovery time: .................... 500µS, 25% load step change
* Temperature coefficient: .................... ±0.02% / ℃
* Dimension: ...................................... 70 x 100 x 23mm
INPUT SPECIFICATIONS
* Input voltage range / frequency: ........ 9 ~ 18VDC for 12V
18 ~ 36VDC for 24V
36 ~ 72VDC for 48V
* Input filter: ....................................... Pi type
OUTPUT SPECIFICATIONS
* Output voltage accuracy: ................... ±1% at Vo_nom for single output models
±2% at Vo_nom for dual output models
±2% at Vo_nom for triple output models (±3% for -5V_out)
* Minimum load: ..................................
No load for single output models
±20% at Vo_nom for dual & triple output models
±1% at Vo_nom
±2% at Vo_nom for single output models
±2% for +V_out / ±5% for -V_out for dual output models
±2% for +5V/±5% for ±12V & ±15V & +12V/±15V for triple
20MHZ BM, Vout x ±1% mV p-p
150mV p-p for -5Vout for triple
Up to 84%, see model list
* Line regulation: ................................
* Load regulation: ...............................
* Ripple & noise: .................................
* Efficiency: ........................................
* Derating: .........................................
* Case material: ..................................
See table 1
Metal
CONTROL AND PROTECTION
* Output short circuit: .......................... Continuous
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