DC/DC Converters
TDR 2WI Series
General Specifications
Temperature ranges
Humidity
(non condensing)
Thermal shock
Vibration
Reliability, calculated MTTF
(MIL-HDBK-217F, @ +25°C, ground benign)
Isolation voltage
(60 sec.)
Isolation capacitance
Isolation resistance
Switching frequency
Remote On/Off
–
On:
–
Off:
–
Off stand by input current
–
Input/Output
–
Input/Output
–
Input/Output (500 VDC)
– Operating
– Storage
–40°C to +85°C
(with no derating)
–55°C to +125°C
5 % to 90 % rel. H max.
acc. MIL-STD-810F
acc. MIL-STD-810F
>2.0 Mio h
1500 VDC
50 pF max.
>10 GOhm
IEC/EN 60950-1, UL 60950-1
100 kHz (PWM)
open or high impedance
2...4 mA current applied via 1KOhm resistor
2.5 mA max.
2 Watt
Safety standard
(designed to meet)
EMC Consideration
Recommended filter for
EN 55022 class A
compliance
L1
C1
+Vin
+Vout
Load
datasheet:
datasheet
Load
TDR 2WI
dc/dc-converter
-Vin
C3
-Vout
Input models
12 VDC
24 VDC
48 VDC
C1
10 µF / 25 V 1812 MLCC
6.8 µF / 50 V 1812 MLCC
4.7 µF / 100 V 1812 MLCC
C3
L1
value
2.2 µH
order code
(SMD type)
TCK-059
TCK-046
220pF / 3 kV 1808 MLCC
18 µH
Recommended filter for
EN 55022 class B
compliance
C1
L1
C2
+Vin
+Vout
TDR 2WI
dc/dc-converter
-Vin
C3
-Vout
Input models
12 VDC
24 VDC
48 VDC
C1 & C2
10 µF / 25 V 1812 MLCC
2.2 µF / 50 V 1812 MLCC
2.2 µF / 100 V 1812 MLCC
C3
L1
value
2.2 µH
18 µH
27 µH
order code
(SMD type)
TCK-059
TCK-046
TCK-063
220pF / 3 kV 1808 MLCC
All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
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