
DC/DC Converters
ctparts.com
Manufacturer of Passive and Discrete Semiconductor Components
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 Technologies
SPECIFICATIONS
Vin
Iout
Effi.
Part
Nom.
Input Range
Vout
Max.
Min.
Typ.
Number
(VDC)
(mA)
(%)
CTDD2709SF-0505-D1K-1W5
5
4.75-5.25
±5
±150
±15
70
CTDD2709SF-0509-D1K-2
5
4.75-5.25
±9
±100
±10
72
CTDD2709SF-0512-D1K-2
5
4.75-5.25
±12
±83
±9
72
CTDD2709SF-0515-D1K-2
5
4.75-5.25
±15
±67
±7
73
CTDD2709SF-1205-D1K-1W5
12
11.4-12.4
±5
±150
±15
70
CTDD2709SF-1209-D1K-2
12
11.4-12.4
±9
±100
±10
71
CTDD2709SF-1212-D1K-2
12
11.4-12.4
±12
±83
±9
72
CTDD2709SF-1215-D1K-2
12
11.4-12.4
±15
±67
±7
74
CTDD2709SF-2405-D1K-1W5
24
22.8-25.2
±5
±150
±15
71
CTDD2709SF-2409-D1K-2
24
22.8-25.2
±9
±100
±10
72
CTDD2709SF-2412-D1K-2
24
22.8-25.2
±12
±83
±9
73
CTDD2709SF-2415-D1K-2
24
22.8-25.2
±15
±67
±7
73
ISOLATION SPECIFICATIONS
Item
Test Condition
MIN
TYP
MAX
Units
Isolation Voltage
Tested for 1 minute
1000
VDC
Isolation Resistance
Test at 500VDC
1000
M
Ω
OUTPUT SPECIFICATIONS
Item
Test Condition
MIN
TYP
MAX
Units
Output Power
0.2
2
W
Line regulation
For Vin change of ±5%
0.25
%
Load regulation
10% to 100% full load
1
%
Output voltage accuracy
100% full load
±3
%
Temperature drift
100% full load
0.03
%/°C
Output ripple
20MHz bandwidth
20
30
mVp-p
Output noise
20MHz bandwidth
75
150
mVp-p
Switching frequency
Full load, nominal input
75
KHz
CTDD2709SF-D1K-2 Series
Fixed Input Isolated & Regulated
2W Output, Dual Output
Not shown at actual size.
FEATURES
Note:
1. All specifications measured at TA=25°C, humidity<75%, nominal input voltage and rated output load
unless otherwise specified.
11.21.06
TYPICAL CHARACTERISTICS
120
80
60
40
20
0
-40
0
40
71 85
120
Ambient Temperature (°C)
Output
Power
(%
) 100
Safe Operating Area
RoHS
Compliant
Efficiency: To 74%
Temperature Range: -40°C to 85°C
Isolation: 1KVDC
Package: UL94-V0
Miscellaneous: Dual Output. No heat sink required. No external
component required. Industry standard pinout. Power density
0.76W/cm3. Custom service available.
Samples available.
Short Circuit Protection: 1 second
Temperature Rise at Full Load: 25°C Max. 15°C Typ.
Cooling: Free air convection
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.
CHARACTERISTICS