URA2405LD-20WR3_15 Datasheet, PDF (3/9 Pages) MORNSUN Science& Technology Ltd. – DC/DC Converter

DC/DC Converter
URA_LD-20WR3 & URB_LD-20WR3 Series
General Specifications
Item
Insulation Voltage
Insulation Resistance
Operating Conditions
Min.
Typ.
Input-output, with the test time of 1 minute and the
leak current lower than 1mA
1500
--
Input-output, insulation voltage 500VDC
1000
--
Max.
--
--
Unit
VDC
MΩ
URB2424LD-20WR3
--
2050
--
Isolation Capacitance
Input-output, 100KHz/0.1V
pF
Others
--
1050
--
Operating Temperature
Storage Temperature
see Fig. 1
-40
--
-55
--
+85
℃
+125
Storage Humidity
Non-condensing
5
--
95
%RH
Pin Welding Resistance
Temperature
Vibration
Welding spot is 1.5mm away from the casing, 10
seconds
--
--
+300
℃
10-55Hz, 10G, 30 Min. along X, Y and Z
Switching Frequency *
PWM mode
--
270
--
KHz
MTBF
MIL-HDBK-217F@25℃
1000
--
--
K hours
Note:* This series of products using reduced frequency technology, the switching frequency is test value of full load,When the load is reduced to below 50%, the
switching frequency decreases with decreasing load.
Physical Specifications
Casing Material
Horizontal package( without heat sink)
Horizontal package( with heat sink)
Dimension
A2S wiring package ( without heat sink)
A2S wiring package( with heat sink)
A4S rail package( without heat sink)
A4S rail package( with heat sink)
Weight
without heat sink
with heat sink
Horizontal package/A2S wiring package/A4S rail package
Horizontal package/A2S wiring package/A4S rail package
Cooling Method
Aluminum alloy
50.80*25.40*11.80 mm
50.80*25.40*16.30 mm
76.00*31.50*21.20 mm
76.00*31.50*25.10 mm
76.00*31.50*25.80 mm
76.00*31.50*29.70 mm
26.00g/48.00g/68.00g(Typ.)
34.00g/56.00g/76.00g(Typ.)
Free convection
EMC Specifications
CE
EMI
RE
ESD
RS
EFT
EMS
Surge
CS
Voltage dips, short interruptions
and voltage variations immunity
CISPR22/EN55022 CLASS A (Bare component)/
CLASS B (see Fig.3-② for recommended circuit)
CISPR22/EN55022 CLASS A (Bare component)/
CLASS B (see Fig.3-② for recommended circuit)
IEC/EN61000-4-2 Contact ±4KV
IEC/EN61000-4-3 10V/m
IEC/EN61000-4-4 ±2KV (see Fig.3-① for recommended circuit)
IEC/EN61000-4-5 ±2KV (see Fig.3-①for recommended circuit)
IEC/EN61000-4-6 3 Vr.m.s
IEC/EN61000-4-29 0-70%
perf. Criteria B
perf. Criteria A
perf. Criteria B
perf. Criteria B
perf. Criteria A
perf. Criteria B
Product Characteristic Curve
Temperatur e D er atin g Cur ve
120
100
Without heatsink
With heats ink
80
60 _{Safe Operatin g A rea}
40
20
0
- 40
0
405560 85 120
Operating Temperatur e(℃ )
Fig. 1
2015.09.28-A/3
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