CHINFA FDD01-15D0

FDD01 SERIES
DC - DC CONVERTER
1W SINGLE & DUAL OUTPUT
FEATURES
‧EFFICIENCY UP TO 60%
‧INPUT 5 V±10%
‧DIP24 PACKAGE
‧I / O ISOLATION
‧SHORT CIRCUIT PROTECTION
‧HIGH PERFORMANCE
‧2 YEARS WARRANTY
MODEL LIST
INPUT
EFF.
EFF. CAPACITOR
INPUT
OUTPUT OUTPUT OUTPUT
CURRENT
LOAD
MODEL NO.
VOLTAGE
WATTAGE VOLTAGE CURRENT (min.) (typ.) (max.)
(typ.)
Single Output Models
1000μF
FDD01 - 05S0
4.5~5.5 VDC
315 mA
1 WATTS
+ 5 VDC
200 mA
53%
55%
FDD01 - 12S0
4.5~5.5 VDC
310 mA
1 WATTS
+ 12 VDC
84 mA
58%
60%
470μF
FDD01 - 15S0
4.5~5.5 VDC
300 mA
1 WATTS
+ 15 VDC
66 mA
58%
60%
330μF
± 680μF
Dual Output Models
FDD01 - 05D0
4.5~5.5 VDC
315 mA
1 WATTS
± 5 VDC
± 100 mA
53%
55%
FDD01 - 12D0
4.5~5.5 VDC
310 mA
1 WATTS
± 12 VDC
± 42 mA
58%
60%
± 150μF
FDD01 - 15D0
4.5~5.5 VDC
300 mA
1 WATTS
± 15 VDC
± 33 mA
58%
60%
± 68μF
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2010.01.11
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P1
FDD01 SERIES
SINGLE & DUAL OUTPUT
SPECIFICATION
o
All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed
GENERAL
Characteristics
Conditions
min.
typ.
max.
unit
Switching frequency
Vi nom, Io nom
50
KHz
Isolation voltage
Input - Output
1500
VDC
Isolation resistance
Input - Output, @ 500VDC
100
Ambient temperature
Operating at Vi nom, Io nom
-25
Case temperature
Operating at Vi nom, Io nom
Derating
Vi nom
Storage temperature
Non operational
Relative humidity
Vi nom, Io nom
Temperature coefficient
Vi nom, Io min
MΩ
+ 71
o
+ 90
o
-40
+100
o
20
95
% RH
± 0.02
% / oC
C
C
See derating curve
Dimension
mm
L31.8 x W20.3 x H12.7
o
MTBF
Bellcore issue [email protected] C, GB
Cooling
Free air convection
C
Hours
2050000
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
min.
4.5
typ.
5
max.
unit
5.5
VDC
65
mA
7
VDC
4
VDC
OUTPUT SPECIFICATIONS
Characteristics
Conditions
min.
typ.
max.
unit
±2
%
Output voltage accuracy
Vi nom, Io nom
Minimum load
Vi nom
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
±3
%
Aymmetrical load 20% - 100% FL
±5
%
50
ms
3
ms
100
mV
single output models
dual output models (each output)
Cross regulation (Dual model)
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
0
%
20
%
Up to 60%, See model list and efficiency curve
CONTROL AND PROTECTION
Input reversed
External shunt diode, external fuse recommended 0.5A
Output short circuit
Current limited (Auto-recovery)
www.chinfa.com
2010.01.11
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P2
FDD01 SERIES
SINGLE & DUAL OUTPUT
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]
1 2
101112
15.24 [0.60]
12.70 [0.50]
20.30 [0.80]
24 23
6.00 [0.24]
15
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
PIN NO.
1&2
10
11
12
13
15
23 & 24
SINGLE
Vi +
NO PIN
NO PIN
Vo -
Vo+
NO PIN
Vi -
Vi +
com
com
NO PIN
Vo -
Vo+
Vi -
DUAL
CIRCUIT SCHEMATIC
‧ Block diagram for FDD01 series with single output
Vi +
Vo +
Rectifier
Switching
Device
Vo -
Vi -
Control
Opto Isolation
Reference &
Error Amp.
‧Block diagram for FDD01 series with dual output
Vi +
Vo +
Rectifier
Switching
Device
Control
2010.01.11
Vo -
Rectifier
Vi -
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com
Opto Isolation
Reference &
Error Amp.
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P3
FDD01 SERIES
SINGLE & DUAL OUTPUT
RECOMMENDED CIRCUIT
‧Recommended filter for EN55022 Class B compliance
SINGLE OUTPUT MODELS
DUAL OUTPUT MODELS
+
+
Vin +
C1
D1
C2
L1
Vo +
Vin +
C1
FDD01
Vin -
D1
C2
L1
Vo -
-
Vo +
FDD01
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
C2
C3
FDD01XXS0
3.3μF / 16V
MLCC
4.7μF / 16V
MLCC
lnF/2KV
MLCC
FDD01XXD0
3.3μF / 16V
MLCC
4.7μF / 16V
MLCC
C4
L1
lnF/2KV
MLCC
3mH
Common
Choke
3mH
Common
Choke
‧Recommended EN 55022 Class B filter circuit layout.
DERATING AND EFFICIENCY CURVE
Temperature derating curve
Power out [ % ]
100
NATURAL
CONVECTION
COOLING
0
-25
71
90
Ambient Temperature [ oC ]
Efficiency Vs Input Voltage
FDD01- 05S0
64
75
65
Efficiency [ % ]
63
Efficiency [ % ]
Efficiency Vs Output Load
FDD01- 05S0
62
61
60
55
45
35
Io : Full Load
59
4.5 4.6
4.7
www.chinfa.com
2010.01.11
4.8
4.9 5.0 5.1
Input Voltage (V)
5.2
5.3
5.4 5.5
Vi : 5VDC
25
10
20
30
40
50
60
70
Output Load (%)
80
90
100
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P4