Datasheet

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All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
DC/DC Converters
TDR 3 Series 3 Watt
EMC Consideration
Recommended filter for
EN 55022 class A compliance
Input models C1 C3 L1
value
order code datasheet
5 VDC 4.7 µF / 25 V 1812 MLCC 10 µH
TCK-047
www.tracopower.com/products/tck047.pdf
12 VDC 6.8 µF / 50 V 1812 MLCC 12 µH
TCK-062
www.tracopower.com/products/tck062.pdf
24 VDC 4.7 µF / 50 V 1812 MLCC
220pF / 3 kV 1808 MLCC
10 µH
TCK-047
www.tracopower.com/products/tck047.pdf
48 VDC 4.7 µF / 100 V 1812 MLCC 10 µH
General Specifications
Temperature ranges – Operating –40°C to +85°C
– Storage –55°C to +125°C
– Case temperature –40°C to +100°C
Load derating 3.3 %/K above +70°C
Humidity (non condensing) 5 % to 90 % rel. H max.
Thermal shock acc. MIL-STD-810F
Vibration acc. MIL-STD-810F
Reliability, calculated MTBF (MIL-HDBK-217F, at +25°C, ground benign) >6.2 Mio h
Isolation voltage (60 sec.) – Input/Output 1500 VDC
Isolation capacitance – Input/Output 50 pF max.
Isolation resistance – Input/Output (500 VDC) >10 GOhm
Altitude during operation tba.
Safety standard (designed to meet) IEC/EN 60950-1, UL 60950-1
Safety approvals – UL/cUL www.ul.com -> certifications -> File e188913
Switching frequency 100 kHz (PWM)
Remote On/Off – On: open or high impedance
– Off: 2...4 mA current applied via 1KOhm resistor
– Off stand by input current 2.5 mA max.
TDR 3
dc/dc-converter
Load
L1
C1
C3
+Vin
-Vin
+Vout
-Vout
TDR 3
dc/dc-converter
Load
L1
C1 C2
C3
+Vin
-Vin
+Vout
-Vout
Input models C1 & C2 C3 L1
value
order code
(SMD type) datasheet
5 VDC 6.8 µF / 25 V 1812 MLCC 10 µH
TCK-047
www.tracopower.com/products/tck047.pdf
12 VDC
4.7 µF / 50 V 1812 MLCC
12 µH
TCK-062
www.tracopower.com/products/tck062.pdf
24 VDC
220pF / 3 kV 1808 MLCC
18 µH
TCK-046
48 VDC 4.7 µF / 100 V 1812 MLCC 18 µH
TCK-046
www.tracopower.com/products/tck046.pdf
Recommended filter for
EN 55022 class B compliance