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 Iout Effi.
Part Nom. Input Range Vout Max. Min. Typ.
Number (VDC) (VDC) (VDC) (mA) (mA) (%)
CTDD1909SF-0505-D6K-1 5 4.5-5.5 ±5 ±100 ±10 72
CTDD1909SF-0507-D6K-1 5 4.5-5.5 ±7.2 ±69 ±7 72
CTDD1909SF-0509-D6K-1 5 4.5-5.5 ±9 ±56 ±6 72
CTDD1909SF-0512-D6K-1 5 4.5-5.5 ±12 ±42 ±5 75
CTDD1909SF-0515-D6K-1 5 4.5-5.5 ±15 ±33 ±4 75
CTDD1909SF-1205-D6K-1 12 10.8-13.2 ±5 ±100 ±10 75
CTDD1909SF-1207-D6K-1 12 10.8-13.2 ±7.2 ±69 ±7 75
CTDD1909SF-1209-D6K-1 12 10.8-13.2 ±9 ±56 ±6 76
CTDD1909SF-1212-D6K-1 12 10.8-13.2 ±12 ±42 ±5 78
CTDD1909SF-1215-D6K-1 12 10.8-13.2 ±15 ±33 ±4 78
ISOLATION SPECIFICATIONS
Item Test Condition MIN TYP MAX Units
Isolation Voltage Tested for 1 minute 6000 VDC
Isolation Resistance Test at 500VDC 1000 MΩ
OUTPUT SPECIFICATIONS
Item Test Condition MIN TYP MAX Units
1W Output Power 0.1 1 W
Line regulation For Vin change of 1% ±1.2 %
Load regulation 10% to 100% full load (5V output) 15 %
Load regulation 10% to 100% full load (12V output) 10 %
Output voltage accuracy See tolerance envelope graph
Efficiency at full load Nominal input voltage 75 %
Temperature drift Full load 0.03 %/°C
1W Output ripple 20MHz Bandwidth 75 150 mVp-p
Switching frequency Full load, nominal input 250 KHz
CTDD1909SF-D6K-1 Series
Fixed Input Isolated & Unregulated
1W Output, Dual Output
FEATURES
Efficiency: To 78%
Temperature Range: -40°C to +85°C
Isolation: 6KVDC
Package: UL94-V0
Miscellaneous: No heat sink required. No external component
required. Industry standard pinout. Small footprint. Dual Output.
Custom service available.
Samples available.
CHARACTERISTICS
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.
Note:
1. All specifications measured at TA=25°C, humidity<75%, nominal input voltage and rated output unless
otherwise specified.
11.22.06
TYPICAL CHARACTERISTICS
+10%
Tolerance Envelope Graph Temperature Derating Graph
Safe Operating Area
10% 50% 100%
Output Current(%)
+2.5%
120
60
40
20
0-40 040 80 120
Ambient Temperature(°C)
Output Power(%)
80
100
-2.5%
-7.5%
Typical Load Line
+5%
Nominal
Voltage
Output Voltage(%)
RoHS
Compliant
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
OUTLINE DIMENSIONS & RECOMMENDED FOOTPRINT DETAILS
19.50
CTDD1909SF-D6K-1 Package
Side View
Bottom View
CTDD1909SF-D6K-1 Footprint
12.50
4.10
1
2.40
2.00
2.54
Note: All pins on a 2.54mm pitch; all pin diameters are 0.50mm; all dimensions in mm.
2.54
2567
12
ø1.00+0.15/-0
567
0.50
0.50
2.54
9.80
0.25
PIN CONNECTIONS
1
1
2
5
6
7
Pin Function
Vin
GND
-Vo
0V
+Vo
2567
11.22.06
CTDD1909SF-D6K-1 Series
Fixed Input Isolated & Unregulated
1W Output, Dual Output
