Chinfa FDD05-12D0 Dc - dc converter 5~6w 5v input model Datasheet

FDD05 SERIES
DC - DC CONVERTER
5 ~ 6W 5V INPUT MODEL
FEATURES
‧INPUT 4.5 V ~ 5.5 V
‧INPUT FILTER BUILT - IN
‧I/O ISOLATION
‧HIGH EFFICIENCY UP TO 81 %
‧SHORT CIRCUIT PROTECTION
‧2 " x 2 " METAL CASE
‧2 YEARS WARRANTY
MODEL LIST
INPUT
EFF. CAPACITOR
INPUT
OUTPUT OUTPUT OUTPUT EFF.
CURRENT
LOAD
MODEL NO.
VOLTAGE
WATTAGE VOLTAGE CURRENT (min.) (typ.) (max.)
(typ.)
Single Output Models
FDD05 - 05S0
4.5~5.5 VDC
1.25 A
5 WATTS
+
5 VDC
1000 mA
75%
77%
2200 μF
FDD05 - 12S0
4.5~5.5 VDC
1.50 A
6 WATTS
+ 12 VDC
500 mA
80%
82%
1500 μF
FDD05 - 15S0
4.5~5.5 VDC
1.45 A
6 WATTS
+ 15 VDC
400 mA
81%
83%
270μF
± 500 mA
75%
77%
± 680μF
Dual Output Models
FDD05 - 05D0
4.5~5.5 VDC
1.25 A
5 WATTS
±
5 VDC
FDD05 - 12D0
4.5~5.5 VDC
1.50 A
6 WATTS
± 12 VDC
± 250 mA
80%
82%
± 150μF
FDD05 - 15D0
4.5~5.5 VDC
1.45 A
6 WATTS
± 15 VDC
± 200 mA
81%
83%
± 68μF
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2010.02.09
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P1
FDD05 SERIES
5V INPUT MODEL
SPECIFICATION
o
All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed
GENERAL
Characteristics
Conditions
Switching frequency
Vi nom, Io nom
Isolation voltage
Input - Output
Isolation resistance
Input - Output, @ 500VDC
Isolation capacitance
100KHz / 1V
Ambient temperature
Operating at Vi nom, Io nom
Case temperature
Operating at Vi nom, Io nom
min.
typ.
max.
unit
200
KHz
1500
VDC
100
MΩ
330
-25
PF
o
+ 71
C
+ 100
o
o
C
Derating
Vi nom
Storage temperature
Non operational
-40
+100
Relative humidity
Vi nom, Io nom
20
95
% RH
Temperature coefficient
Vi nom, Io min
± 0.02
% / oC
See derating curve
Dimension
mm
L50.8 x W50.8 x H12.0
o
MTBF
Bellcore issue 6@40 C, GB
Cooling
Free air convection
C
Hours
1120000
INPUT SPECIFICATIONS
Characteristics
Conditions
Input voltage range
Ta min ... Ta max, Io nom
No load input current
Vi nom, Io = 0
Input voltage w/o damage
Io nom
Startup voltage
Io nom
Input filter
Pi type
min.
4.5
typ.
5
max.
unit
5.5
VDC
15
mA
7
VDC
4
VDC
OUTPUT SPECIFICATIONS
Characteristics
Conditions
Output voltage accuracy
Vi nom, Io nom
Minimum load
Vi nom
min.
single output models
dual output models (each output)
typ.
max.
unit
±2
%
0
%
20
%
Line regulation
Io nom, Vi min ...Vi max
±1
%
Load regulation
Vi nom, Io 0 ...Io nom, single output models
±2
%
Vi nom, Io min ...Io nom, dual output models
±5
%
Cross regulation (Dual model)
Aymmetrical load 20% - 100% FL
Startup time
Vi nom, Io nom
Transient recovery time
Vi nom, 1~0.5 lo nom
Ripple & noise
Vi nom, Io nom, BW = 20MHz
Efficiency
Vi nom, Io nom, Po / Pi
± 10
%
50
ms
3
ms
100
mV
Up to 83%, See model list and efficiency curve
CONTROL AND PROTECTION
Input reversed
External shunt diode, external fuse recommended 2A
Output short circuit
Current limited (Auto-recovery)
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2010.02.09
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P2
FDD05 SERIES
5V INPUT MODEL
PHYSICAL CHARACTERISTICS
Case size
50.8 x 50.8 x 12.0 mm (2 x 2 x 0.47 inches)
Case material
Plastic base / Metal case
Weight
70 g
Patting material
Epoxy
MECHANISM & PIN CONFIGURATION
mm [inch]
15.2 4 [0 .6 0]
20.32 [0.80]
3
6.00 [0.24]
10.16 [0.40]
1
2
5.08 [0.20]
12.00 [0.47]
4
10.16 [0.40]
5
DIA 1.00 [0.04]
50.80 [2.00]
15.24 [0.60]
22.86 [0.90]
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]
50.80 [2.00]
BOTTOM VIEW
PIN ASSIGNMENT
GENERAL
PIN NO.
1
2
3
4
5
SINGLE
Vi+
Vi -
Vo+
NO PIN
Vo -
DUAL
Vi+
Vi -
Vo+
com
Vo -
CIRCUIT SCHEMATIC
‧ Block diagram for FDD05 5V input model with single output
Vi +
Vo +
Rectifier
Switching
Device
Vo -
Vi -
PWM
Controller
Opto Isolation
Reference &
Error Amp.
‧Block diagram for FDD05 5V input model with dual output
Vi +
Vo +
Rectifier
Switching
Device
PWM
Controller
2010.02.09
Vo -
Rectifier
Vi -
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Opto Isolation
Reference &
Error Amp.
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P3
FDD05 SERIES
5V INPUT MODEL
RECOMMENDED CIRCUIT
‧Recommended filter for EN55022 Class B compliance
L1
C4
+
Vin +
C1
D1
C2
Vo +
FDD05
Vin -
Vo ‧Recommended EN 55022 Class B filter circuit layout.
C3
NOTE:D1-Reverse Diode (2A/100V)
‧The commponents used in the above figure, together with the
manufacturer part numbers for these components, are as follows.
FDD05-XXS0
FDD05-XXD0
C1
C2
C3
C4
L1
6.8μF / 50V
MLCC
3.3μF / 50V
MLCC
InF / 2KV
MLCC
InF / 2KV
MLCC
0.5mH
Common
Choke
DERATING AND EFFICIENCY CURVE
Temperature derating curve
Power out [ % ]
100
NATURAL
CONVECTION
COOLING
0
-25
71
100
Ambient Temperature [ oC ]
Efficiency Vs Input Voltage
FDD05-05S0
Efficiency Vs Output Load
FDD05-05S0
85
87
84
83
Io : Full Load
Efficiency [ % ]
Efficiency [ % ]
86
85
84
83
82
Vi : 5VDC
81
82
4.5 4.6
4.7
4.8
4.9
5.0
5.1
Input Voltage (V)
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2010.02.09
5.2
5.3
5.4
5.5
80
10
20
30
40
50
60
70
80
90
100
Output Load (%)
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P4
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