RDD05U SERIES
DC - DC CONVERTER 5 ~ 6W SINGLE & DUAL OUTPUT FEATURES
LOW COST 2:1 WIDE INPUT RANGE I/O ISOLATION INPUT Pi FILTER SHORT CIRCUIT PROTECTION HIGH PERFORMANCE UL/cUL/TUV/CE
MODEL LIST
MODEL NO. INPUT OUTPUT OUTPUT OUTPUT VOLTAGE WATTAGE VOLTAGE CURRENT Single Output Models
9~18 VDC 9~18 VDC 9~18 VDC 9~18 VDC 18~36 VDC 18~36 VDC 18~36 VDC 18~36 VDC 35~75 VDC 35~75 VDC 35~75 VDC 35~75 VDC 5 WATTS 5 WATTS 6 WATTS 6 WATTS 5 WATTS 5 WATTS 6 WATTS 6 WATTS 5 WATTS 5 WATTS 6 WATTS 6 WATTS +3.3 VDC + 5 VDC + 12 VDC + 15 VDC +3.3 VDC + 5 VDC + 12 VDC + 15 VDC +3.3 VDC + 5 VDC + 12 VDC + 15 VDC 1500 mA 1000 mA 500 mA 400 mA 1500 mA 1000 mA 500 mA 400 mA 1500 mA 1000 mA 500 mA 400 mA
EFF. (TYP .)
81% 82% 85% 85% 80% 82% 83% 83% 80% 82% 82% 83%
EFF. (min.)
79% 80% 83% 83% 78% 80% 81% 81% 78% 80% 80% 81%
RDD05 - 03S1U RDD05 - 05S1U RDD05 - 12S1U RDD05 - 15S1U RDD05 - 03S2U RDD05 - 05S2U RDD05 - 12S2U RDD05 - 15S2U RDD05 - 03S3U RDD05 - 05S3U RDD05 - 12S3U RDD05 - 15S3U
Dual Output Models
RDD05 - 05D1U RDD05 - 12D1U RDD05 - 15D1U RDD05 - 05D2U RDD05 - 12D2U RDD05 - 15D2U RDD05 - 05D3U RDD05 - 12D3U RDD05 - 15D3U 9~18 VDC 9~18 VDC 9~18 VDC 18~36 VDC 18~36 VDC 18~36 VDC 35~75 VDC 35~75 VDC 35~75 VDC 5 WATTS 6 WATTS 6 WATTS 5 WATTS 6 WATTS 6 WATTS 5 WATTS 6 WATTS 6 WATTS 5 VDC 12 VDC 15 VDC 5 VDC 12 VDC 15 VDC 5 VDC 12 VDC 15 VDC 500 mA 250 mA 200 mA 500 mA 250 mA 200 mA 500 mA 250 mA 200 mA 82% 84% 85% 81% 83% 82% 82% 83% 82% 80% 82% 83% 79% 81% 80% 80% 81% 80%
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RDD05U SERIES
SINGLE & DUAL OUTPUT
CIRCUIT SCHEMATIC
Block diagram for RDD05U series with single output
Vi +
Rectifier Switching Device
Vo +
Vi -
Vo -
PWM Controller
Opto Isolation
Reference & Error Amp.
Block diagram for RDD05U series with dual output
Vi +
Rectifier Switching Device
Vo +
com
Vi -
Rectifier
Vo -
PWM Controller
Opto Isolation
Reference & Error Amp.
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RDD05U SERIES
SINGLE & DUAL OUTPUT
SPECIFICATION
All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed
o
GENERAL
Characteristics
Switching frequency Isolation voltage Isolation resistance Ambient temperature Case temperature Derating Storage temperature Dimension Cooling Case material
Conditions
Vi nom, Io nom Input / Output Input / Output, @ 500VDC Operating at Vi nom, Io nom Operating at Vi nom, Io nom Vi nom Non operational L20.3 x W31.8 x H10.2 Free air convection Tinplate nickel plated
min.
1,500 1G -40
typ.
280
max.
unit
KHz VDC
+ 71 +100
o o o
C C
See derating curve -40 +100
%/ C C mm
o
INPUT SPECIFICATIONS
Characteristics
Input voltage range
Conditions
Ta min ... T max, Io nom a
min.
9 18 35
typ.
12 48 24 48 30 25 20
max.
18 36 75
unit
VDC VDC VDC mA mA mA
No load input current
Vi nom, Io = 0
12V models 24V models 48V models
Input voltage w/o damage
Io nom
12V models 24V models 48V models
20 40 80 8.7 17.4 31.5
VDC VDC VDC VDC VDC VDC
startup voltage
Io nom
12V models 24V models 48V models
Input filter
Pi type
OUTPUT SPECIFICATIONS
Characteristics
Output voltage accuracy Minimum load Line regulation Load regulation Transient recovery time Temperature coefficient Ripple & noise Efficiency Capacitive Load Vi nom
Conditions
Vi nom, Io nom single output models
dual output models (each output)
min.
0 10
typ.
max.
2
unit
% % %
Io nom, Vi min ...Vi max
Vi nom, Io 0 ...Io nom, single output models Vi nom, Io min ...Io nom, dual output models
0.5 0.5
% % % ms % / oC mV F
1
1 0.02 50 Up to 84%, See model list 2200 1500 270 180 680
Vi nom, Io nom=1 Vi nom, Io nom
1/2 lo nom
Vi nom, Io nom, BW = 20MHz Vi nom, Io nom, Po / Pi Io nom 3.3Vout models 5.0Vout models 12.0Vout models 15.0Vout models 5Vout models 12Vout models 15Vout models
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RDD05U SERIES
SINGLE & DUAL OUTPUT
CONTROL AND PROTECTION
Input reversed Output short circuit Rated over load protection Shunt diode built in, external fuse recommended Continuous 110%min....140%max UL60950-1 EN60950-1 EN61204-3(Class A for EMI)
APPROVALS AND STANDARD
UL/cUL TUV CE
MECHANISM & PIN CONFIGURATION
mm [inch]
31.75 [1.25]
20.32 [0.80]
23 9 11
15.24 [0.60]
10.2 [0.4] DIA 0.50 [0.02] 5.08 [0.20]
23 22
16
14
2.54 [0.10]
BOTTOM VIEW
PHYSICAL CHARACTERISTICS
CASE SIZE CASE MATERIAL WEIGHT 20.3 x 31.8 x 10.2 mm 0.8 x 1.25 x 0.4 inches Tinplate nickel plated 16 g
PIN ASSIGNMENT
GENERAL
PIN NO. SINGLE DUAL 2&3 Vi Vi 9 N. C. com 11 N. C. Vo 14 Vo+ Vo+ 16 Vo com 22 & 23 Vi+ Vi+
DERATING
100 Power out [ % ]
NATURAL CONVECTION COOLING
0 -40
o
71
100
Ambient Temperature [ C ]
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RDD05U SERIES
DC - DC CONVERTER 4 ~ 6W SINGLE & DUAL OUTPUT FEATURES
LOW COST 4:1 WIDE INPUT RANGE I/O ISOLATION INPUT Pi FILTER SHORT CIRCUIT PROTECTION HIGH PERFORMANCE UL/cUL/TUV/CE
MODEL LIST
MODEL NO. INPUT VOLTAGE
9~36 VDC 9~36 VDC 9~36 VDC 9~36 VDC 18~75 VDC 18~75 VDC 18~75 VDC 18~75 VDC
OUTPUT OUTPUT OUTPUT WATTAGE VOLTAGE CURRENT Single Output Models
4 WATTS 5 WATTS 6 WATTS 6 WATTS 4 WATTS 5 WATTS 6 WATTS 6 WATTS +3.3 VDC + 5 VDC + 12 VDC + 15 VDC +3.3 VDC + 5 VDC + 12 VDC + 15 VDC 1200 mA 1000 mA 500 mA 400 mA 1200 mA 1000 mA 500 mA 400 mA
EFF. (TYP .)
77% 79% 82% 82% 77% 79% 82% 82%
EFF. (min.)
75% 77% 80% 80% 75% 77% 80% 80%
RDD05 - 03S4U RDD05 - 05S4U RDD05 - 12S4U RDD05 - 15S4U RDD05 - 03S5U RDD05 - 05S5U RDD05 - 12S5U RDD05 - 15S5U
Dual Output Models
RDD05 - 05D4U RDD05 - 12D4U RDD05 - 15D4U RDD05 - 05D5U RDD05 - 12D5U RDD05 - 15D5U 9~36 VDC 9~36 VDC 9~36 VDC 18~75 VDC 18~75 VDC 18~75 VDC 5 WATTS 6 WATTS 6 WATTS 5 WATTS 6 WATTS 6 WATTS 5 VDC 12 VDC 15 VDC 5 VDC 12 VDC 15 VDC 500 mA 250 mA 200 mA 500 mA 250 mA 200 mA 79% 82% 82% 79% 82% 82% 77% 80% 80% 77% 80% 80%
www.chinfa.com 2007.05.11
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RDD05U SERIES
SINGLE & DUAL OUTPUT
CIRCUIT SCHEMATIC
Block diagram for RDD05U series with single output
Vi +
Rectifier Switching Device
Vo +
Vi -
Vo -
PWM Controller
Opto Isolation
Reference & Error Amp.
Block diagram for RDD05U series with dual output
Vi +
Rectifier Switching Device
Vo +
com
Vi -
Rectifier
Vo -
PWM Controller
Opto Isolation
Reference & Error Amp.
www.chinfa.com 2007.05.11
sales@chinfa.com
RDD05U SERIES
SINGLE & DUAL OUTPUT
SPECIFICATION
All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed
o
GENERAL
Characteristics
Switching frequency Isolation voltage Isolation resistance Ambient temperature Case temperature Derating Storage temperature Dimension Cooling Case material
Conditions
Vi nom, Io nom Input / Output Input / Output, @ 500VDC Operating at Vi nom, Io nom Operating at Vi nom, Io nom Vi nom Non operational L20.3 x W31.8 x H10.2 Free air convection Tinplate nickel plated
min.
1,500 1G -40
typ.
250
max.
unit
KHz VDC
+ 71 +100
o o o
C C
See derating curve -40 +100
%/ C C mm
o
INPUT SPECIFICATIONS
Characteristics
Input voltage range No load input current Input voltage w/o damage startup voltage Input filter
Conditions
Ta min ... T max, Io nom a Vi nom, Io = 0 Io nom Io nom Pi type 24V models 48V models 24V models 48V models 24V models 48V models
min.
9 18
typ.
24 48 30 25
max.
36 75
unit
VDC VDC mA mA
40 80 8.7 17.4
VDC VDC VDC VDC
OUTPUT SPECIFICATIONS
Characteristics
Output voltage accuracy Minimum load Line regulation Load regulation Transient recovery time Temperature coefficient Ripple & noise Efficiency Capacitive Load Vi nom
Conditions
Vi nom, Io nom single output models
dual output models (each output)
min.
0 10
typ.
max.
2
unit
% % %
Io nom, Vi min ...Vi max
Vi nom, Io 0 ...Io nom, single output models Vi nom, Io min ...Io nom, dual output models
0.5 0.5
% % % ms % / oC mV F
1
1 0.02 50 Up to 82%, See model list 2200 1500 270 180
Vi nom, Io nom=1 Vi nom, Io nom
1/2 lo nom
Vi nom, Io nom, BW = 20MHz Vi nom, Io nom, Po / Pi Io nom 3.3Vout models 5.0Vout models 12.0Vout models 15.0Vout models 5Vout models 12Vout models 15Vout models
680 150 sales@chinfa.com 68
www.chinfa.com 2007.05.11
sales@chinfa.com
RDD05U SERIES
SINGLE & DUAL OUTPUT
CONTROL AND PROTECTION
Input reversed Output short circuit Rated over load protection Shunt diode built in, external fuse recommended Continuous 110%min....160%max
APPROVALS AND STANDARD
UL/cUL TUV CE UL60950-1 EN60950-1 EN61204-3(Class A for EMI)
MECHANISM & PIN CONFIGURATION
mm [inch]
31.75 [1.25]
20.32 [0.80]
23 9 11
15.24 [0.60]
10.2 [0.4] DIA 0.50 [0.02] 5.08 [0.20]
23 22
16
14
2.54 [0.10]
BOTTOM VIEW
PHYSICAL CHARACTERISTICS
CASE SIZE CASE MATERIAL WEIGHT 20.3 x 31.8 x 10.2 mm 0.8 x 1.25 x 0.4 inches Tinplate nickel plated 16 g
PIN ASSIGNMENT
GENERAL
PIN NO. SINGLE DUAL 2&3 Vi Vi 9 N. C. com 11 N. C. Vo 14 Vo+ Vo+ 16 Vo com 22 & 23 Vi+ Vi+
DERATING
100 Power out [ % ]
NATURAL CONVECTION COOLING
0 -40
o
71
100
Ambient Temperature [ C ]
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