Chinfa FDD03-15S5U Dc - ac converter 2~3w single & dual output Datasheet

FDD03U SERIES
DC - DC CONVERTER
2 ~ 3W SINGLE & DUAL OUTPUT
FEATURES
‧EFFICIENCY UP TO 79%
‧4:1 & 3:1 & 2:1 WIDE INPUT RANGE
‧I/O ISOLATION
‧SHORT CIRCUIT PROTECTION
‧HIGH PERFORMANCE
‧2 YEARS WARRANTY
C
a
US
UL 60950-1
EN 60950-1
MODEL LIST
INPUT
EFF.
EFF. CAPACITOR
INPUT
OUTPUT OUTPUT OUTPUT
LOAD
CURRENT
MODEL NO.
VOLTAGE
WATTAGE VOLTAGE CURRENT (min.) (typ.) (max.)
(typ.) (max.)
Single Output Models
FDD03 - 05SU
20~60 VDC
70 mA
180 mA
2.5 WATTS
+ 5 VDC
500 mA
72%
74%
1000 μF
FDD03 - 12SU
20~60 VDC
80 mA
200 mA
3
WATTS
+ 12 VDC
250 mA
77%
79%
470μF
FDD03 - 15SU
20~60 VDC
80 mA
200 mA
3
WATTS
+ 15 VDC
200 mA
77%
79%
330μF
FDD03 - 05S1U
9~18 VDC
265 mA
340 mA
2
WATTS
+ 5 VDC
400 mA
63%
65%
1000 μF
FDD03 - 12S1U
9~18 VDC
310 mA
380 mA
2.4 WATTS
+ 12 VDC
200 mA
65%
67%
470μF
FDD03 - 15S1U
9~18 VDC
285 mA
380 mA
2.4 WATTS
+ 15 VDC
160 mA
65%
67%
330μF
FDD03 - 05S2U
18~36 VDC
155 mA
200 mA
2.5 WATTS
+ 5 VDC
500 mA
67%
69%
1000 μF
FDD03 - 12S2U
18~36 VDC
175 mA
230 mA
3
WATTS
+ 12 VDC
250 mA
70%
72%
470μF
FDD03 - 15S2U
18~36 VDC
175 mA
230 mA
3
WATTS
+ 15 VDC
200 mA
70%
72%
330μF
FDD03 - 05S3U
36~72 VDC
70 mA
100 mA
2.5 WATTS
+ 5 VDC
500 mA
72%
74%
1000 μF
FDD03 - 12S3U
36~72 VDC
80 mA
110 mA
3
WATTS
+ 12 VDC
250 mA
77%
79%
470μF
FDD03 - 15S3U
36~72 VDC
80 mA
110 mA
3
WATTS
+ 15 VDC
200 mA
77%
79%
FDD03 - 05S4U
9~36 VDC
155 mA
440 mA
2.5 WATTS
+ 5 VDC
500 mA
67%
69%
330μF
1000 μF
FDD03 - 12S4U
9~36 VDC
175 mA
510 mA
3
WATTS
+ 12 VDC
250 mA
70%
72%
470μF
FDD03 - 15S4U
9~36 VDC
175 mA
510 mA
3
WATTS
+ 15 VDC
200 mA
70%
72%
330μF
FDD03 - 05S5U
18~72 VDC
70 mA
200 mA
2.5 WATTS
+ 5 VDC
500 mA
72%
74%
1000 μF
FDD03 - 12S5U
18~72 VDC
80 mA
225 mA
3
WATTS
+ 12 VDC
250 mA
77%
79%
470μF
FDD03 - 15S5U
18~72 VDC
80 mA
225 mA
3
WATTS
+ 15 VDC
200 mA
77%
79%
330μF
Dual Output Models
FDD03 - 05DU
20~60 VDC
70 mA
180 mA
2.5 WATTS
± 5 VDC
± 250 mA
73%
75%
± 100μF
FDD03 - 12DU
20~60 VDC
80 mA
200 mA
3
WATTS
± 12 VDC
± 125 mA
75%
77%
± 47μF
FDD03 - 15DU
20~60 VDC
80 mA
200 mA
3
WATTS
± 15 VDC
± 100 mA
75%
77%
± 22μF
FDD03 - 05D1U
9~18 VDC
265 mA
340 mA
2
WATTS
± 5 VDC
± 200 mA
63%
65%
± 100μF
FDD03 - 12D1U
9~18 VDC
310 mA
380 mA
2.4 WATTS
± 12 VDC
± 100 mA
65%
67%
± 47μF
FDD03 - 15D1U
9~18 VDC
310 mA
380 mA
2.4 WATTS
± 15 VDC
± 80 mA
65%
67%
± 22μF
FDD03 - 05D2U
18~36 VDC
155 mA
200 mA
2.5 WATTS
± 5 VDC
± 250 mA
66%
68%
± 100μF
FDD03 - 12D2U
18~36 VDC
180 mA
230 mA
3
± 12 VDC
± 125 mA
68%
70%
± 47μF
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2010.02.09
WATTS
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P1
FDD03U SERIES
SINGLE & DUAL OUTPUT
MODEL LIST
INPUT
EFF.
EFF. CAPACITOR
INPUT
OUTPUT OUTPUT OUTPUT
LOAD
CURRENT
MODEL NO.
VOLTAGE
WATTAGE VOLTAGE CURRENT (min.) (typ.) (max.)
(typ.) (max.)
Dual Output Models
FDD03 - 15D2U
18~36 VDC
180 mA
230 mA
3
WATTS
± 15 VDC
± 100 mA
68%
70%
± 22μF
FDD03 - 05D3U
36~72 VDC
70 mA
100 mA
2.5 WATTS
± 5 VDC
± 250 mA
73%
75%
± 100μF
FDD03 - 12D3U
36~72 VDC
80 mA
110 mA
3
WATTS
± 12 VDC
± 125 mA
75%
77%
FDD03 - 15D3U
36~72 VDC
80 mA
110 mA
3
WATTS
± 15 VDC
± 100 mA
75%
77%
FDD03 - 05D4U
9~36 VDC
155 mA
440 mA
2.5 WATTS
± 5 VDC
± 250 mA
66%
68%
± 47μF
± 22μF
± 100μF
FDD03 - 12D4U
9~36 VDC
180 mA
510 mA
3
WATTS
± 12 VDC
± 125 mA
68%
70%
FDD03 - 15D4U
9~36 VDC
180 mA
510 mA
3
WATTS
± 15 VDC
± 100 mA
68%
70%
FDD03 - 05D5U
18~72 VDC
70 mA
200 mA
2.5 WATTS
± 5 VDC
± 250 mA
73%
75%
FDD03 - 12D5U
18~72 VDC
80 mA
225 mA
3
WATTS
± 12 VDC
± 125 mA
75%
77%
± 47μF
± 22μF
± 100μF
± 47μF
FDD03 - 15D5U
18~72 VDC
80 mA
225 mA
3
WATTS
± 15 VDC
± 100 mA
75%
77%
± 22μF
SPECIFICATION
o
All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed
GENERAL
Characteristics
Conditions
Switching frequency
Isolation voltage
Vi nom, Io nom
Input - Output
Isolation resistance
Ambient temperature
Input - Output, @ 500VDC
Operating at Vi nom, Io nom
Case temperature
Operating at Vi nom, Io nom
Derating
Vi nom
Non operational
Vi nom, Io nom
Storage temperature
Relative humidity
Temperature coefficient
min.
unit
max.
50
KHz
1500
VDC
100
MΩ
o
C
+ 71
-40
+ 90
o
-40
+100
o
20
95
C
See derating curve
Vi nom, Io min
C
% RH
% / oC
mm
± 0.02
L31.8 x W20.3 x H12.7
Dimension
MTBF
Cooling
typ.
Bellcore issue 6@40 oC, GB
Hours
1640000
Free air convection
INPUT SPECIFICATIONS
Characteristics
Input voltage range
Conditions
Ta min ...Ta max,
Io nom
min.
Input voltage w/o damage
Vi nom, Io=0
Io nom
Io nom
unit
9
12
18
VDC
36
VDC
36
24
48
72
VDC
3 : 1 models
20
48
60
VDC
4 : 1 models
9
24
48
36
VDC
72
VDC
12V models
18
mA
24V models
15
mA
48V models
8
mA
12V models
20
VDC
24V models
40
75
VDC
48V models
Startup voltage
max.
18
2 : 1 models
18
No load input current
typ.
VDC
12V models
7.2
VDC
24V models
7.2
VDC
48V models
16.1
VDC
OUTPUT SPECIFICATIONS
Characteristics
Output voltage accuracy
Minimum load
Conditions
Vi nom, Io nom
Vi nom single output models
dual output models (each output)
www.chinfa.com
2010.02.09
min.
typ.
max.
±2
0
20
unit
%
%
%
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P2
FDD03U SERIES
SINGLE & DUAL OUTPUT
SPECIFICATION
o
All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed
OUTPUT SPECIFICATIONS
Characteristics
Conditions
Line regulation
typ.
min.
Load regulation
Vi nom, Io min ...Io nom, dual output models
Cross regulation (Dual model)
Aymmetrical load 20% - 100% FL
Startup time
Transient recovery time
Vi nom, Io nom
Ripple & noise
Vi nom, Io nom, BW = 20MHz
Efficiency
Vi nom, Io nom, Po / Pi
unit
max.
Io nom, Vi min ...Vi max
Vi nom, Io 0 ...Io nom, single output models
±1
%
±2
±5
%
± 10
%
ms
%
30
3
Vi nom, 1~0.5 Io nom
ms
mV
300
Up to 79%, See model list and efficiency curve
CONTROL AND PROTECTION
Input reversed
External shunt diode, external fuse recommended ( 12Vin : 0.75A, 24Vin : 0.75A, 48Vin : 0.5A )
Output short circuit
Current limited (Auto-recovery)
APPROVALS
APPROVALSAND
ANDSTANDARD
STANDARD
cTUVUS
UL 60950-1 Recognized
TUV
EN 60950-1
CE
EN 61204-3, EN 55022 Class B, EN 61000-4-2, EN61000-4-3, EN61000-4-4, EN61000-4-6, EN 61000-4-8
1)
meet IEC 60068-2-6 (10-500 Hz, 2G, along X, Y, Z each Axis, 60 min for each Axis)
Vibration
NOTE 1 : Pls refer to recommended circuit .
PHYSICAL CHARACTERISTICS
Case size
31.8 x 20.3 x 12.7 mm (1.25 x 0.8 x 0.5 inches)
Case material
Weight
Plastic
15 g
Patting material
Epoxy
MECHANISM & PIN CONFIGURATION
31.80 [1.25]
mm [inch]
12.70 [0.50]
2 3
9 1011
23 22
16 15 14
15.24 [0.60]
6.00 [0.24]
DI A 0.50 [0.02]
20.30 [0.80]
2.54 [0.10]
GENERAL TOLERANCE
0.00[0.00] - 30.00[1.18]
±0.30[0.01]
30.00[1.18] - 120.00[4.72]
±0.50[0.02]
BOTTOM VIEW
PIN ASSIGNMENT
GENERAL
PIN NO.
2&3
9
10&15
11
SINGLE
DUAL
Vi -
N. C.
com
N. C.
N. C.
14
Vo+
N. C.
Vo-
Vo+
Vi -
16
22&23
Vo com
Vi+
Vi+
APPLICATION CIRCUIT
a. SINGLE OUTPUT MODELS :
b. DUAL OUTPUT MODELS :
TOP VIEW
TOP VIEW
Vo +
14
15
Vi +
10μF
C1
C2
9
Vi -
11
10
Vo -
3
2
11
10
9
3
2
Vi-
C2
16
C1
Vo +
22
23
14
15
16
22
23
Vi+
com
10μF
Vo -
NOTE:
a.C1=4.7μF / 100V, C2=10μF
b.C1 MUST BE ADDED WHEN APPLICATION .
c.C2 OPTIONAL TO MINIMIZE THE R & N <100mV .
d.MAX. 80% LOAD WHEN INPUT VOLTAGE AT 9-11VDC FOR 9-36VDC INPUT MODELS & 18-21VDC FOR 18-72VDC INPUT MODELS .
www.chinfa.com
2010.02.09
[email protected]
P3
FDD03U SERIES
SINGLE & DUAL OUTPUT
CIRCUIT SCHEMATIC
‧Block diagram for FDD03U series with single output
Vi +
‧Block diagram for FDD03U series with dual output
Vo +
Rectifier
Vi +
Vi -
Switching
Device
Vo -
com
Rectifier
Vi -
Reference &
Error Amp.
Opto Isolation
Control
Vo +
Rectifier
Switching
Device
Vo -
Reference &
Error Amp.
Opto Isolation
Control
RECOMMENDED CIRCUIT
‧Recommended filter for EN55022 Class B compliance
SINGLE OUTPUT MODELS
DUAL OUTPUT MODELS
+
+
Vo +
Vin +
D1
C1
L1
Vin +
FDD03U
Vin Vo -
C2
D1
C1
-
C2
L1
Vo +
FDD03U
Vin Vo -
C3
C4
Note:D1 - Reverse Diode (1A /100V)
‧The commponents used in the above figure, together with the
manufacturer part numbers for these components, are as follows.
C1
FDD03XXSXU
FDD03XXDXU
C2
6.8μF / 100V 4.7μF / 100V
MLCC
MLCC
C3
C4
L1
lnF/2KV
MLCC
3mH
Common
Choke
3mH
Common
Choke
lnF/2KV
MLCC
6.8μF / 100V 4.7μF / 100V
MLCC
MLCC
‧Recommended EN 55022 Class B filter circuit layout.
U
DERATING AND EFFICIENCY CURVE
Temperature derating curve
Power out [ % ]
100
NATURAL
CONVECTION
COOLING
0
-40
o
Ambient Temperature [ C ]
71
90
69
70
68
65
Efficiency [ % ]
Efficiency [ % ]
Efficiency Vs Input Voltage
FDD03-05S4U
67
66
65
64
63
9
www.chinfa.com
2010.02.09
15
18
21
24
27
Input Voltage (V)
30
33
60
55
50
45
40
Io : Full Load
12
Efficiency Vs Output Load
FDD03-05S4U
36
35
10
Vi : 24VDC
20
30
40
50
60
70
80
90
100
Output Load (%)
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P4
FDD03U SERIES
DC - DC CONVERTER
2.5 ~ 3W SINGLE & DUAL OUTPUT
FEATURES
‧4:1 WIDE INPUT RANGE
‧DIP24 PACKAGE
‧I/O, O/O ISOLATION
‧SHORT CIRCUIT PROTECTION
‧HIGH PERFORMANCE
‧UL/cUL/TUV/CE
‧2 YEARS WARRANTY
C
a
US
UL 60950-1
EN 60950-1
MODEL LIST
MODEL NO.
INPUT
INPUT
OUTPUT OUTPUT OUTPUT EFF. EFF. CAPACITOR
LOAD
CURRENT
VOLTAGE
WATTAGE VOLTAGE CURRENT (min.) (typ.) (max.)
(typ.) (max.)
Single Output Models
FDD03 - 05S4AU
9~36 VDC
160 mA
440 mA
2.5 WATTS
+
5 VDC
500 mA
65%
67%
1000 μF
FDD03 - 12S4AU
9~36 VDC
180 mA
530 mA
3
WATTS
+ 12 VDC
250 mA
68%
70%
470μF
FDD03 - 15S4AU
9~36 VDC
180 mA
530 mA
3
WATTS
+ 15 VDC
200 mA
68%
70%
330μF
FDD03 - 05S5AU
18~72 VDC
75 mA
205 mA
2.5 WATTS
+
5 VDC
500 mA
70%
72%
1000μF
FDD03 - 12S5AU
18~72 VDC
80 mA
235 mA
3
WATTS
+ 12 VDC
250 mA
75%
77%
470μF
FDD03 - 15S5AU
18~72 VDC
80 mA
235 mA
3
WATTS
+ 15 VDC
200 mA
75%
77%
330μF
Dual Output Models
FDD03 - 05D4AU
9~36 VDC
155 mA
440 mA
2.5 WATTS
±
5 VDC
± 250 mA
66%
68%
±100μF
FDD03 - 12D4AU
9~36 VDC
180 mA
530 mA
3
WATTS
± 12 VDC
± 125 mA
68%
70%
± 47μF
FDD03 - 15D4AU
9~36 VDC
180 mA
530 mA
3
WATTS
± 15 VDC
± 100 mA
68%
70%
± 22μF
FDD03 - 05D5AU
18~72 VDC
70 mA
205 mA
2.5 WATTS
±
5 VDC
± 250 mA
72%
74%
±100μF
FDD03 - 12D5AU
18~72 VDC
80 mA
235 mA
3
WATTS
± 12 VDC
± 125 mA
75%
77%
± 47μF
FDD03 - 15D5AU
18~72 VDC
80 mA
235 mA
3
WATTS
± 15 VDC
± 100 mA
75%
77%
± 22μF
Double Output Models
FDD03 - 0505D4AU
9~36 VDC
160 mA
440 mA
2.5 WATTS
5 / 5 VDC
250 / 250 mA
66%
68%
100μF
FDD03 - 1212D4AU
9~36 VDC
180 mA
530 mA
3
WATTS
12 / 12 VDC
125 / 125 mA
68%
70%
47μF
FDD03 - 1515D4AU
9~36 VDC
180 mA
530 mA
3
WATTS
15 / 15 VDC
100 / 100 mA
68%
70%
22μF
FDD03 - 0505D5AU
18~72 VDC
70 mA
205 mA
2.5 WATTS
5 / 5 VDC
250 / 250 mA
72%
74%
100μF
FDD03 - 1212D5AU
18~72 VDC
80 mA
235 mA
3
WATTS
12 / 12 VDC
125 / 125 mA
75%
77%
47μF
FDD03 - 1515D5AU
18~72 VDC
80 mA
235 mA
3
WATTS
15 / 15 VDC
100 / 100 mA
75%
77%
22μF
NOTE :
MAX. 80% LOAD WHEN INPUT VOLTAGE AT 9-11VDC FOR 9-36VDC INPUT MODELS &
18-21VDC FOR 18-72VDC INPUT MODELS.
www.chinfa.com
2010.02.09
[email protected]
P5
FDD03U SERIES
WITH REMOTE FUNCTION
SPECIFICATION
o
All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed
GENERAL
Characteristics
Conditions
Switching frequency
Isolation voltage
Vi nom, Io nom
Input - Output
Isolation resistance
Ambient temperature
Input - Output, @ 500VDC
Operating at Vi nom, Io nom
Case temperature
Operating at Vi nom, Io nom
Derating
Vi nom
Non operational
Vi nom, Io nom
Storage temperature
Relative humidity
Temperature coefficient
unit
max.
50
KHz
1500
VDC
100
MΩ
o
C
+ 71
-40
+90
o
-40
+100
o
20
95
C
See derating curve
Vi nom, Io min
C
% RH
% / oC
mm
± 0.02
L31.8 x W20.3 x H12.7
Dimension
MTBF
Cooling
typ.
min.
Bellcore issue 6@40 oC, GB
Hours
1640000
Free air convection
INPUT SPECIFICATIONS
Characteristics
Input voltage range
typ.
max.
24
48
36
VDC
72
VDC
24V models
15
mA
48V models
8
mA
24V models
40
75
VDC
Conditions
min.
Ta min ...Ta max, Io nom
9
18
No load input current
Vi nom, Io=0
Input voltage w/o damage
Io nom
Startup voltage
Io nom
48V models
unit
VDC
24V models
7.2
VDC
48V models
16.1
VDC
OUTPUT SPECIFICATIONS
Characteristics
Output voltage accuracy
Minimum load
Conditions
dual output models (each output)
Line regulation
Load regulation
min.
Vi nom, Io nom
Vi nom single output models
typ.
max.
±2
0
%
±1
%
±2
±5
%
± 10
%
ms
Vi nom, Io min ...Io nom, dual output models
Aymmetrical load 20% - 100% FL
Startup time
Transient recovery time
Vi nom, Io nom
Ripple & noise
Vi nom, Io nom, BW = 20MHz
Efficiency
Vi nom, Io nom, Po / Pi
%
%
20
Io nom, Vi min ...Vi max
Vi nom, Io 0 ...Io nom, single output models
Cross regulation (Dual model)
unit
30
3
Vi nom, 1~0.5 Io nom
%
ms
mV
150
Up to 77%, See model list and efficiency curve
CONTROL AND PROTECTION
Remote ON / OFF
ON: opened or 5~10 VDC applied, reference to input GND
OFF: -0.3~2 VDC applied, reference to input GND
Input reversed
External shunt diode, external fuse recommended ( 24Vin : 0.75A, 48Vin : 0.5A )
Output short circuit
Current limited (Auto-recovery)
APPROVALS
APPROVALSAND
ANDSTANDARD
STANDARD
CTUVUS
UL 60950-1 Recognized
TUV
EN 60950-1
CE
1)
Vibration
EN 61204-3, EN 55022 Class B, EN 61000-4-2, EN61000-4-3, EN61000-4-4, EN61000-4-6, EN 61000-4-8
meet IEC 60068-2-6 (10-500 Hz, 2G, along X, Y, Z each Axis, 60 min for each Axis)
NOTE 1 : Pls refer to recommended circuit .
www.chinfa.com
2010.02.09
[email protected]
P6
FDD03U SERIES
WITH REMOTE FUNCTION
PHYSICAL CHARACTERISTICS
Case size
31.8 x 20.3 x 12.7 mm (1.25 x 0.8 x 0.5 inches)
Case material
Plastic
Weight
15 g
Patting material
Epoxy
MECHANISM & PIN CONFIGURATION
mm [inch]
31.80 [1.25]
9 10 1112
1 2
15.24 [0.60]
12.70 [0.50]
20.30 [0.80]
24 23
6.00 [0.24]
16 15
20
13
DI A 0.50 [0.02]
2.54 [0.10]
BOTTOM VIEW
GENERAL TOLERANCE
0.00[0.00] - 30.00[1.18]
±0.30[0.01]
30.00[1.18] - 120.00[4.72]
±0.50[0.02]
PIN ASSIGNMENT
GENERAL
12
13
15
16
20
23&24
NO PIN
Vo -
Vo +
NO PIN
NO PIN
Remote ON/OFF
Vi -
com
NO PIN
Vo -
Vo+
NO PIN
Remote ON/OFF
Vi -
NO PIN
Vo1+
Vo2+
NO PIN
Vo2-
Remote ON/OFF
Vi -
PIN NO.
1&2
9
10&11
SINGLE
Vi+
NO PIN
DUAL
Vi+
NO PIN
DOUBLE
Vi+
Vo1-
CIRCUIT SCHEMATIC
‧Block diagram for FDD03AU series with single output
Vi +
Vo +
Rectifier
Switching
Device
Vi -
Vo -
Control
Opto Isolation
Reference &
Error Amp.
ON/OFF
‧Block diagram for FDD03AU series with dual output
Vi +
Vo +
Rectifier
Switching
Device
com
Rectifier
Vi -
Control
Opto Isolation
Vo -
Reference &
Error Amp.
ON/OFF
‧Block diagram for FDD03AU series with double output
Vi +
Rectifier
Switching
Device
Vo1 +
Vo1 Vo2 +
Rectifier
Vo2 -
Vi -
Control
Opto Isolation
Reference &
Error Amp.
ON/OFF
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2010.02.09
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P7
FDD03U SERIES
WITH REMOTE FUNCTION
RECOMMENDED CIRCUIT
‧Recommended filter for EN55022 Class B compliance
SINGLE OUTPUT MODELS
DUAL OUTPUT MODELS
+
+
Vin +
C1
D1
C2
Vin +
Vo +
C1
FDD03AU
L1
Vin -
D1
C2
L1
Vo -
Vo +
FDD03AU
Vin -
Vo -
-
C3
C4
DOUBLE OUTPUT MODELS
+
Vo1 -
Vin +
C1
D1
C2
L1
C6
FDD03AU
Vin -
Vo2 C5
-
Note:D1 - Reverse Diode (1A / 100V)
‧Recommended EN 55022 Class B filter circuit layout.
‧The commponents used in the above figure, together with the
manufacturer part numbers for these components, are as follows.
C1
C2
C3
FDD03XXSXAU
6.8μF / 100V 4.7μF / 100V lnF/2KV
MLCC
MLCC
MLCC
FDD03XXDXAU
6.8μF / 100V 4.7μF / 100V
MLCC
MLCC
C4
C5
lnF/2KV
MLCC
FDD036.8μF / 100V 4.7μF / 100V
XXXXDXAU MLCC
MLCC
lnF/2KV
MLCC
C6
L1
3mH
Common
Choke
3mH
Common
Choke
3mH
lnF/2KV
Common
MLCC Choke
AU
DERATING AND EFFICIENCY CURVE
Temperature derating curve
Power out [ % ]
100
NATURAL
CONVECTION
COOLING
0
-40
Ambient Temperature [ oC ]
90
Efficiency Vs Input Voltage
FDD03-05S4AU
70
Efficiency Vs Output Load
FDD03-05S4AU
70
Efficiency [ % ]
Efficiency [ % ]
71
65
65
60
55
50
Vi : 24VDC
Io : Full Load
60
9
12
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2010.02.09
15
18
21
24
27
Input Voltage (V)
30
33
36
45
10
20
30
40
50
60
70
Output Load (%)
80
90
100
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P8
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