DC/DC Converters
ctparts.com
SPECIFICATIONS
CTDD1907SF-S3K-2 Series
Fixed Input Isolated & Unregulated
2W Output, Single Output
Part
Number
CTDD1907SF-0503S3K-2
CTDD1907SF-0505S3K-2
CTDD1907SF-0509S3K-2
CTDD1907SF-0512S3K-2
CTDD1907SF-0515S3K-2
CTDD1907SF-1205S3K-2
CTDD1907SF-1209S3K-2
CTDD1907SF-1212S3K-2
CTDD1907SF-1215S3K-2
CTDD1907SF-2405S3K-2
CTDD1907SF-2409S3K-2
CTDD1907SF-2412S3K-2
CTDD1907SF-2415S3K-2
Vin Nom.
5VDC
5VDC
5VDC
5VDC
5VDC
12VDC
12VDC
12VDC
12VDC
24VDC
24VDC
24VDC
24VDC
Input Range
4.5~5.5VDC
4.5-5.5VDC
4.5-5.5VDC
4.5-5.5VDC
4.5-5.5VDC
10.8-13.2VDC
10.8-13.2VDC
10.8-13.2VDC
10.8-13.2VDC
21.6-26.4VDC
21.6-26.4VDC
21.6-26.4VDC
21.6-26.4VDC
Vout
3.3VDC
5VDC
9VDC
12VDC
15VDC
5VDC
9VDC
12VDC
15VDC
5VDC
9VDC
12VDC
15VDC
Iout
Max.
(mA)
400
400
222
167
133
400
222
167
133
400
222
167
133
Iout
Min.
(mA)
40
40
22.2
16.7
13.3
40
22.2
16.7
13.3
40
22.2
16.7
13.3
Effi(Typ.)
70%
80%
81%
82%
84%
80%
83%
84%
85%
81%
84%
85%
86%
Not shown at actual size.
Compliant
RoHS
ISOLATION SPECIFICATIONS
Item
Isolation Voltage
Isolation Resistance
Test Condition
Tested for 1 minute
Test at 500VDC
MIN
3000
1000
TYP
MAX
Units
VDC
MΩ
OUTPUT SPECIFICATIONS
Item
Test Condition
For Vin change of 1%
10% to 100% full load
See tolerance envelope graph
100% full load
20Hbandwidth
Full load, nominal input voltage
100
75
0.03
200
%/°C
mVp-p
KHz
10
MIN
0.2
TYP
MAX
2
1.5
15
Units
W
%
%
FEATURES
Efficiency:
To 86%
Temperature Range:
-40°C to 85°C
Isolation:
3KVDC
Package:
UL94-V0
Power Density:
1.42W/cm
3
Miscellaneous:
Single Output Voltage. No heatsink required. No
external component required. Industry standard pinout. Small
footprint. Custom service available.
Samples available.
Output Power
Line regulation
Load regulation
Output voltage accuracy
Temperature drift
Ripple & noise
Switching frequency
Note:
1. All specifications measured at TA=25°C, humidity<75%, nominal input voltage and rated output load
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
Miscellaneous:
RoHS Compliant.
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
10%
50%
100%
40
20
0
-40
Safe Operating Area
0
40
80
120
Output Current(%)
Ambient Temperature(°C)
04.28.06
Technologies
Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids
800-684-5322
Inside US
949-453-1811
Outside US
Copyright © 2006 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
CTDD1907SF-S3K-2 Series
Fixed Input Isolated & Unregulated
2W Output, Single Output
OUTLINE DIMENSIONS & RECOMMENDED FOOTPRINT DETAILS
CTDD1907SF-S3K-2 Package
19.60
10.00
Side View
4.10
1.25
1 2
5
7
7.00
Bottom View
2.00
15.24
CTDD1907SF-S3K-2 Footprint
ø1.00+0.15/-0
2.54
1 2
5
7
2.54
Note: All pins on a 2.54mm pitch; all pin diameters are 0.50mm; all dimensions in mm.
PIN CONNECTIONS
Pin
1
2
5
7
Function
Vin
GND
0V
+Vo
1 2
5
7
04.28.06
Technologies
Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids
800-684-5322
Inside US
949-453-1811
Outside US
Copyright © 2006 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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