DC-DC CONVERTER
KDD40 SERIES
33 ~ 48W
CHINFA ELECTRONICS IND., CO. LTD.
ISO 9001 Certified
www.chinfa.com
sales@chinfa.com
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: ...........................................
* Transient recovery time: ....................
* Temperature coefficient: ....................
* Dimension: ......................................
>80KHz
1,500VDC
>1G Ω(min.)
-25 to +71℃
-40 to +85℃
85℃
389,000Hrs at @ GF40, according to MIL-HDBK-217F
Free air convection
500µS, 25% load step change
±0.02% / ℃
70 x 100 x 23mm
INPUT SPECIFICATIONS
* Input voltage range / frequency: ........
* Input filter: .......................................
9 ~ 18VDC for 12V
18 ~ 36VDC for 24V
36 ~ 72VDC for 48V
Pi type
OUTPUT SPECIFICATIONS
* Output voltage accuracy: ...................
* Minimum load: ..................................
* Line regulation: ................................
* Load regulation: ...............................
* Ripple & noise: .................................
* Efficiency: ........................................
* Derating: .........................................
* Case material: ..................................
±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)
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
See table 1
Metal
CONTROL AND PROTECTION
* Output short circuit: .......................... Continuous