DC/DC Converters CTDD1105S-S3K Series Fixed Input Isolated & Unregulated 1W Output, Single Output Not shown at actual size. ctparts.com SPECIFICATIONS Vout Iout Max. (mA) Iout Min. (mA) Effi(Typ.) 5VDC 9VDC 12VDC 15VDC 200 111 83 67 20 12 9 7 78% 78% 80% 81% 10.8-13.2VDC 10.8-13.2VDC 10.8-13.2VDC 10.8-13.2VDC 5VDC 9VDC 12VDC 15VDC 200 111 83 67 20 12 9 7 79% 79% 81% 81% 21.6-26.4VDC 21.6-26.4VDC 21.6-26.4VDC 21.6-26.4VDC 5VDC 9VDC 12VDC 15VDC 200 111 83 67 20 12 9 7 79% 80% 80% 80% Part Number Vin Nom. CTDD1105S-0505S3K-1 CTDD1105S-0509S3K-1 CTDD1105S-0512S3K-1 CTDD1105S-0515S3K-1 5VDC 5VDC 5VDC 5VDC 4.5-5.5VDC 4.5-5.5VDC 4.5-5.5VDC 4.5-5.5VDC CTDD1105S-1205S3K-1 CTDD1105S-1209S3K-1 CTDD1105S-1212S3K-1 CTDD1105S-1215S3K-1 12VDC 12VDC 12VDC 12VDC CTDD1105S-2405S3K-1 CTDD1105S-2409S3K-1 CTDD1105S-2412S3K-1 CTDD1105S-2415S3K-1 24VDC 24VDC 24VDC 24VDC Input Range ISOLATION SPECIFICATIONS Item Test Condition MIN Isolation Voltage Tested for 1 minute 3000 TYP MAX Units VDC Isolation Resistance Test at 500VDC 1000 MΩ OUTPUT SPECIFICATIONS Item Test Condition FEATURES Efficiency: To 81% Temperature Range: -40°C to 85°C Isolation: 3KVDC Package: UL94-V0 Miscellaneous: Single Output Voltage. No heatsink required. No external component required. Industry standard pinout. Small footprint. Fixed Input Voltage. Power Density 0.85W/cm3. Unregulated Output Voltage. Fully Encapsulated. Custom service available. Samples available. For Vin change of 1% Load regulation 10% to 100% full load Output voltage accuracy See tolerance envelope graph Temperature drift 100% full load Output ripple 20MHz-300KHz Bandwidth Switching frequency Full load, nominal input voltage 100 MAX Units 1 W 1.2 % 15 % 0.03 %/°C 50 75 mVp-p 150 200 KHz Note: 1. All specifications measured at TA=25°C, humidity<75%, nominal input voltage and rated output load unless otherwise specified. TYPICAL CHARACTERISTICS Temperature Derating Graph Typic a l Load Line +2.5% -2.5% -7.5% 10% 50% 100% Output Current(%) Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids 800-684-5322 Inside US 949-453-1811 Outside US Copyright © 2005 by CT Magnetics, DBA Central Technologies. All rights reserved. CT Magnetics reserves the right to make improvements or change specifications without notice Output Power(%) Output Voltage(%) +10% +5% Nominal Voltage 07.08.05 Technologies 10 Tolerance Envelope Graph 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: >1,000,000 hours TYP 0.1 Line regulation CHARACTERISTICS CENTRAL MIN Output Power 120 100 80 60 Safe Operating Area 40 20 0 -40 0 40 80 120 Ambient Temperature(°C) DC/DC Converters ctparts.com CTDD1105S-S3K Series Fixed Input Isolated & Unregulated 1W Output, Single Output OUTLINE DIMENSIONS & RECOMMENDED FOOTPRINT DETAILS CTDD1107S-S Footprint CTDD1107S-S Package 11.50 2.54 7.50 2.54 ø1.00+0.15/-0 Side View 1 2 3 4 4.10 1.9 7.62 1.80 5.90 1 2 3 4 Bottom View 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 CENTRAL Technologies 07.08.05 Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids 800-684-5322 Inside US 949-453-1811 Outside US Copyright © 2005 by CT Magnetics, DBA Central Technologies. All rights reserved. CT Magnetics reserves the right to make improvements or change specifications without notice