DC/DC Converters
ctparts.com
SPECIFICATIONS
Fixed Input Isolated & Unregulated
1W Output, Single Output
Not shown at actual size.
CTDD1105SF-S
Series
Part
Number
CTDD1105SF-0303S-1
CTDD1105SF-0505S-1
CTDD1105SF-0509S-1
CTDD1105SF-0512S-1
CTDD1105SF-0515S-1
CTDD1105SF-1205S-1
CTDD1105SF-1209S-1
CTDD1105SF-1212S-1
CTDD1105SF-1215S-1
Vin Nom.
(VDC)
3.3
5
5
5
5
12
12
12
12
Input Range
(VDC)
3.0-3.6
4.5-5.5
4.5-5.5
4.5-5.5
4.5-5.5
10.8-13.2
10.8-13.2
10.8-13.2
10.8-13.2
Vout
(VDC)
3.3
5
9
12
15
5
9
12
15
Iout
Max.
(mA)
303
200
111
83
67
200
111
83
67
Iout
Min.
(mA)
30
20
12
9
7
20
12
9
7
Effi.
Typ.
(%)
70
70
75
79
80
72
75
78
80
Compliant
Item
Isolation Voltage
Isolation Resistance
RoHS
ISOLATION SPECIFICATIONS
Test Condition
Tested for 1 minute
Test at 500VDC
MIN
1000
1000
TYP
MAX
Units
VDC
MΩ
OUTPUT SPECIFICATIONS
Item
Output Power
Line regulation
Load regulation
Output voltage accuracy
Temperature drift
Output ripple
Noise
Switching frequency
For Vin change of 1%
10% to 100% full load
See tolerance envelope graph
100% full load
20MHz Bandwidth
20MHz Bandwidth
Full load, nominal input
50
75
100
0.03
75
150
%/°C
mVp-p
mVp-p
KHz
Test Condition
MIN
0.1
TYP
MAX
1
1.2
15
Units
W
%
%
FEATURES
Efficiency:
To 80%
Temperature Range:
-40°C to 85°C
Isolation:
1KVDC
Package:
UL94-V0
Miscellaneous:
Single Output Voltage. No heatsink required. No
external components required. Industry standard pinout. Small
footprint. PCB Mounting. Miniature SIP package style.
Samples available.
Note:
1. All specifications measured at TA=25°C, humidity<75%, nominal input voltage and rated output unless
otherwise specified.
TYPICAL CHARACTERISTICS
CHARACTERISTICS
Short Circuit Protection:
1 second
Temperature Rise at Full Load:
25°C Max. 15°C Typ.
Cooling:
Free air convection
No Load Power consumption:
10% nominal power (typical)
Operating Temperature Range:
-40°C to +85°C
Storage Temperature Range:
-55°C to +125°C
Lead Temperature:
300°C (1.5mm from case for 10 seconds)
Storage Humidity Range:
< 95%
Case Material:
Plastic (UL94-V0)
MTBF:
>3,500,000 hours
Tolerance Envelope Graph
Temperature Derating Graph
Typic
a
l Load
Line
+2.5%
-2.5%
-7.5%
Output Power(%)
Output Voltage(%)
+10%
+5%
Nominal
Voltage
120
100
80
60
40
20
0
Safe Operating Area
10%
50%
100%
-40
0
40
80
120
Output Current(%)
Ambient Temperature(°C)
05.14.07
Technologies
Manufacturer of Passive and Discrete Semiconductor Components
800-684-5322
Inside US
949-453-1811
Outside US
Copyright © 2007 by CT Magnetics, DBA Central Technologies. All rights reserved.
CT Magnetics reserves the right to make improvements or change specifications without notice
CENTRAL
DC/DC Converters
ctparts.com
CTDD1105SF-S Series
Fixed Input Isolated & Unregulated
1W Output, Single Output
OUTLINE DIMENSIONS & RECOMMENDED FOOTPRINT DETAILS
CTDD1105S-S Package
11.50
7.50
Side View
4.10
1.9
7.62
1.80
5.90
1
2
3
4
Bottom View
CTDD1105S-S Footprint
ø1.00+0.15/-0
2.54
2.54
1
2 3
4
Note: All pins on a 2.54mm pitch; All pin diameters are 0.50mm; all dimensions in mm
PIN CONNECTIONS
Pin
1
2
3
4
Function
GND
Vin
0V
+Vo
1
2
3
4
05.14.07
Technologies
Manufacturer of Passive and Discrete Semiconductor Components
800-684-5322
Inside US
949-453-1811
Outside US
Copyright © 2007 by CT Magnetics, DBA Central Technologies. All rights reserved.
CT Magnetics reserves the right to make improvements or change specifications without notice
CENTRAL
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