CHINF FDD25-15S3, FDD25-15S2, FDD25-05S3, FDD25-05S2, FDD25-05S1 Datasheet

DC-DC CONVERTER

FDD25 SERIES

20 ~ 30W 2:1 INPUT RANGE

MODEL LIST

MODEL NO.

FDD25 - 03S1 9~18 VDC 20 WATTS +3.3 VDC 6000 mA 80% 77% FD
FDD25 - 05S1 9~18 VDC
FDD25 - 12S1 9~18 VDC
FDD25 - 15S1 9~18 VDC
FDD25 - 03S2 18~36 VDC
FDD25 - 05S2 18~36 VDC
FDD25 - 12S2 18~36 VDC
FDD25 - 15S2 18~36 VDC
FDD25 - 03S3
FDD25 - 05S3
FDD25 - 12S3
FDD25 - 15S3

FDD25 - 12D1
FDD25 - 15D1
FDD25 - 12D2 18~36 VDC
FDD25 - 15D2 18~36 VDC
FDD25 - 12D3
FDD25 - 15D3

INPUT

VOLTAGE

36~72 VDC 20 WATTS
36~72 VDC 25 WATTS
36~72 VDC 30 WATTS
36~72 VDC 30 WATTS

9~18 VDC 25 WATTS
9~18 VDC 25 WATTS

36~72 VDC 30 WATTS
36~72 VDC 30 WATTS

FEATURES

* LOW COST
* 2:1 WIDE INPUT RANGE
* I/O ISOLATION
* INPUT Pi FILTER
* SHORT CIRCUIT PROTECTION
* HIGH PERFORMANCE
* 2 YEARS WARRANTY

DESCRIPTION

THE FDD25 SERIES ARE 20 WATTS TO 30 WATTS SINGLE & DUAL OUTPUT DC/DC CONVERTERS. 2:1
WIDE INPUT RANGE WITH I/O ISOLATION AND SHORT CIRCUIT PROTECTION FEATURES. MAKES IT
SUITABLE USED ON VARIABLE APPLICATIONS WITH LOW COST. ALL FDD25 MODELS ARE PACKAGED
IN L x W x H = 2" x 2" x 0.47" BLACK COATED CASE, AND PCB MOUNTABLE DIRECTLY.

OUTPUT

WATTAGE

Single Output Models

25 WATTS
25 WATTS
25 WATTS
20 WATTS
25 WATTS
30 WATTS
30 WATTS

Dual Output Models

30 WATTS
30 WATTS

FDD25 – 03 S 3

WATTAGE

03 : 3.3V OUT
05

: 5V OUT

12 : 12V OUT
15 : 15V OUT

OUTPUT

VOLTAGE

+ 5 VDC 5000 mA 83% 81% FD
+ 12 VDC 2100 mA 86% 84% FD
+ 15 VDC 1700 mA 87% 85% FD
+3.3 VDC 6000 mA 80% 78% FD
+ 5 VDC 5000 mA 85% 83% FD
+ 12 VDC 2500 mA 86% 84% FD
+ 15 VDC 2000 mA 88% 86% FD
+3.3 VDC 6000 mA 80% 78% FD
+ 5 VDC 5000 mA 85% 83% FD
+ 12 VDC 2500 mA 87% 85% FD
+ 15 VDC 2000 mA 88% 86% FD

± 12 VDC ± 1050 mA 85% 83% FD
± 15 VDC ± 850 mA 87% 85% FD
± 12 VDC ± 1250 mA 87% 85% FD
± 15 VDC ± 1000 mA 88% 86% FD
± 12 VDC ± 1250 mA 87% 85% FD
± 15 VDC ± 1000 mA 89% 87% FD

OUTPUT

CURRENT

S : SINGLE OUTPUT

D : DUAL OUTPUT

EFF.

(TYP.)

1: 9~18V IN
2: 18~36V IN
3: 36~72V IN

EFF.

(MIN.)

CASE

CHINFA ELECTRONICS IND., CO. LTD.
ISO 9001 Certified

www.chinfa.com
[e-mail]

DC-DC CONVERTER

FDD25 SERIES

20 ~ 30W 2:1 INPUT RANGE

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: ......................................

INPUT SPECIFICATIONS

* Input voltage range / frequency: ........

* Input filter: .......................................

* No load input current: .........................

* Max. Input voltage: ............................

* Startup voltage: .................................

OUTPUT SPECIFICATIONS

* Output voltage accuracy: ...................

* Minimum load: ..................................

* Line regulation: ................................

* Load regulation: ...............................

* Ripple & noise: .................................

* Efficiency: ........................................

* Voltage trim range: ...........................

* Derating: .........................................

* Case material: ..................................

CONTROL AND PROTECTION

* Remote on/off: .................................

* Input reversed: .................................

* Output short circuit: ..........................

180KHz
1,500VDC
100M Ω(min.)

-25 to +71℃

-40 to +100℃
100℃
288,000Hrs at @ GF40, according to MIL-HDBK-217F
Free air convection
±0.02% / ℃

50.8 x 50.8 x 12mm

9 ~ 18VDC for 12V
18 ~ 36VDC for 24V
36 ~ 72VDC for 48V
Pi type
20mA for 12V in
15mA for 24V in
10mA for 48V in
20VDC for 12V in
40VDC for 24V in
75VDC for 48V in

8.5VDC for 12V in
15VDC for 24V in
33VDC for 48V in

±2% at Vo_nom
±1% at Vo_nom for single output models
±10% 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

150mV (max.)
Up to 89%, see model list
Vout x 10%
Vout x 5% for 3.3 Vout
See table 1
Metal

ON : Open or 8 ~ 10VDC
OFF : -0.3 ~ 2VDC
Shunt diode use external fuse
Continuous

CHINFA ELECTRONICS IND., CO. LTD.
ISO 9001 Certified

www.chinfa.com
[e-mail]