URA2405YMD-6WR2 Datasheet, PDF (3/6 Pages) MORNSUN Science& Technology Ltd. – REGULATED DUAL/SINGLE OUTPUT DIP PACKAGING, DC-DC CONVERTER

EMS
Surge
CS
Voltage dips,
short and
interruptions
immunity
IEC/EN61000-4-5 ±2KV
IEC/EN61000-4-6 3 Vr.m.s
IEC/EN61000-4-29 0%-70%
EMC RECOMMENDED CIRCUIT
perf. Criteria B（External Circuit Refer to Figure1-①or Figure 3）
perf. Criteria A
perf. Criteria B
V in
GND
Recommended external circuit parameters:
Model
FUSE
MOV
LDM1
TVS
C0
C1
LDM2
CY1
CY2
FUSE
MOV
CY2
LDM1
LDM2
+
TVS C0 ^C1
①
② CY1
(Figure1)
Vin
+Vo
EUT LOAD
GND
- Vo
(0V)
Vin:24V
Vin:48V
Choose according to actual input current
S14K35
56μH
S14K60
SMCJ48A
330μF/50V
1μF/50V
4.7μH
SMCJ90A
330μF/100V
1μF/100V
1nF /2KV
1nF /2KV
Note: In Figure 1,part①is EMS recommended external circuit, part② is EMI recommended external circuit. Choose according to requirements.
EMC RECOMMENDED CIRCUIT PCB LAYOUT
DUAL
SINGLE
Note: The pad space between input and output (CY1/CY2) must≥2mm.
(Figure 2)
EMC MODULE APPLICATION CIRCUIT
+Vin
FUSE
+
C
-Vin
FT -A / BX 1 D
+Vin
+Vo
-V in
-Vo
Vin
+ Vo
EUT
GND
- Vo
(0V)
Load
FT-A/BX1D is MORNSUN’s EFT suppresser
For nominal voltage <48V,C≥330μF/50V
For nominal voltage =48V,C≥330μF/100V
(Figure 3)
The copyright and authority for the interpretation of the products are reserved by MORNSUN
URA_YMD-6WR2 & URB_YMD-6WR2
2013.12.02-B/0 Page 3 of 6