FDD12 SERIES
DC-DC CONVERTER
10 ~ 12W
FDD12 – 03 S 4
WATTAGE
03
05
12
15
: 3.3V OUT
:
5V OUT
:
12V OUT
:
15V OUT
4: 10~36V IN
5: 18~72V IN
S : SINGLE OUTPUT
D : DUAL OUTPUT
MODEL LIST
MODEL NO.
FDD12 - 03S4
FDD12 - 05S4
FDD12 - 12S4
FDD12 - 15S4
FDD12 - 03S5
FDD12 - 05S5
FDD12 - 12S5
FDD12 - 15S5
FDD12 - 05D4
FDD12 - 12D4
FDD12 - 15D4
FDD12 - 05D5
FDD12 - 12D5
FDD12 - 15D5
INPUT
VOLTAGE
OUTPUT
WATTAGE
OUTPUT
VOLTAGE
OUTPUT
CURRENT
3000 mA
2400 mA
1000 mA
800 mA
3000 mA
2400 mA
1000 mA
800 mA
±
1200 mA
±
±
±
±
500 mA
400 mA
500 mA
400 mA
EFF.
(MIN.)
75%
77%
77%
77%
77%
77%
77%
77%
77%
77%
77%
77%
77%
77%
CASE
FB
FB
FB
FB
FB
FB
FB
FB
FB
FB
FB
FB
FB
FB
Single Output Models
10~36 VDC
10 WATTS
+3.3 VDC
10~36 VDC
10~36 VDC
10~36 VDC
18~72 VDC
18~72 VDC
18~72 VDC
18~72 VDC
12 WATTS
12 WATTS
12 WATTS
10 WATTS
12 WATTS
12 WATTS
+
5 VDC
+ 12 VDC
+ 15 VDC
+3.3 VDC
+
5 VDC
+ 12 VDC
+ 15 VDC
12 WATTS
Dual Output Models
12 WATTS
12 WATTS
12 WATTS
12 WATTS
12 WATTS
12 WATTS
±
5 VDC
±
12 VDC
±
15 VDC
±
5 VDC
±
12 VDC
±
15 VDC
10~36 VDC
10~36 VDC
10~36 VDC
18~72 VDC
18~72 VDC
18~72 VDC
±
1200 mA
FEATURES
*
*
*
*
*
*
*
LOW COST
4:1 WIDE INPUT RANGE
I/O ISOLATION
INPUT Pi FILTER
SHORT CIRCUIT PROTECTION
HIGH PERFORMANCE
2 YEARS WARRANTY
DESCRIPTION
THE FDD12 SERIES ARE 12 WATTS SINGLE & DUAL OUTPUT DC/DC CONVERTERS. 4:1 WIDE INPUT
RANGE WITH I/O ISOLATION, GOOD EFFICIENCY WITH EXCELLENT LINE / LOAD REGULATION WITH
SHORT CIRCUIT PROTECTION FEATURES. MAKE FDD12 ARE SUITABLE TO POWERING COMMERCIAL &
INDUSTRAIL TYPES OF ELECTORNIC CIRCUITS WIH VERY LOW COST. ALL FDD12 MODELS ARE ACKAGED
IN L x W x H = 2" x 2" x 0.47" BLACK COATED METAL CASE WITH NON-CONDUCTIVE PLASTIC BASE.
CONFIGURATION, AND PCB MOUNTABLE DIRECTLY.
CHINFA ELECTRONICS IND., CO. LTD.
ISO 9001 Certified
www.chinfa.com
sales@chinfa.com
FDD12 SERIES
SPECIFICATION
DC-DC CONVERTER
10 ~ 12W
All Specifications Typical At Nominal Line, Full Load, 25
℃
Unless Otherwise Noticed
GENERAL SPECIFICATION
* Switching frequency: ......................... 200KHz (typ.)
* Isolation voltage: .............................. 1,500VDC
* Isolation resistance: .......................... 100M
Ω(min.)
* Operating ambient temperature: ......... -25 to +71℃
* Storage temperature: ........................ -40 to +100℃
* Max. Case temperature: ..................... 100℃
* M.T.B.F.: .......................................... 661,000Hrs at @ GF40, according to MIL-HDBK-217F
* Cooling: ............................................ Free air convection
* Transient recovery time: ..................... 500µS, 25% load step change
* Temperature coefficient: .....................
±0.02%
/
℃
* Dimension: ....................................... 50.8 x 50.8 x 12mm
INPUT SPECIFICATIONS
* Input voltage range : .......................... 10 ~ 36VDC for 24V
18 ~ 72VDC for 48V
* Input filter: ....................................... Pi type
* No load input current: .........................20mA for 24V in
15mA for 48V in
* Max. Input voltage: ............................ 40VDC for 24V in
75VDC for 48V in
OUTPUT SPECIFICATIONS
* Output voltage accuracy: ...................
±2%
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: .................................
±1%
Vout
100mV (max.) for 3.3 Vout
* Efficiency: ........................................ Up to 77%, 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
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