
DC-DC CONVERTER
21.5 ~ 25W
KDD25 SERIES
SPECIFICATION
All Specifications Typical At Nominal Line, Full Load, 25
GENERAL SPECIFICATION
* Switching frequency: .........................
* Isolation voltage: ..............................
* Isolation resistance: ..........................
* Operating ambient temperature: .........
* Storage temperature: ........................
* Max. Case temperature: .....................
* M.T.B.F.: ..........................................
* Cooling: ...........................................
* Temperature coefficient: ....................
* Dimension: ......................................
INPUT SPECIFICATIONS
* Input voltage range / frequency: ..........
* Input filter: .......................................
* No load input current: ........................
* Max. Input voltage: ...........................
OUTPUT SPECIFICATIONS
* Output voltage accuracy: ...................
* Minimum load: ..................................
* Line regulation: ................................
* Load regulation: ...............................
* Ripple & noise: .................................
* Efficiency: ........................................
* Derating: .........................................
* Case material: ..................................
CONTROL AND PROTECTION
* Input reversed: .................................
* Output short circuit: ..........................
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Unless Otherwise Noticed
℃
80KHz
1,500VDC
1G
(min.)
-25 to +71
℃
-40 to +85
℃
90
℃
389,000Hrs at @ GF40, according to MIL-HDBK-217F
Free air convection
±
0.02% /
℃
70 x 70 x 23mm
9 ~ 18VDC for 12V
18 ~ 36VDC for 24V
36 ~ 72VDC for 48V
Pi type
35mA for 12V in
30mA for 24V in
25mA for 12V in
20VDC for 12V in
40VDC for 24V in
75VDC for 48V in
±
1 at Vo_nom
No load for single output models
±
20% at Vo_nom for dual output models
±
1% at Vo_nom
±
2% at Vo_nom for single output models
±
5% at Vo_nom for dual output models
Vout.x
±
2%
Up to 83%, see model list
See table 1
Metal
Shunt diode use external fuse
Continuous