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B0305M-1W Datasheet, PDF (2/4 Pages) MORNSUN Science& Technology Ltd. – ISOLATED & UNREGULATED SINGLE OUTPUT DC-DC CONVERTER | |||
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Temperature Drift
100% load
--
--
±0.03
Ripple & Noise*
20MHz Bandwidth
--
75
100
Short Circuit Protection**
--
--
1
Note: 1.*Test ripple and noise by âparallel cableâ method. See detailed operation instructions at Testing of Power Converter section, application notes.
2.**Supply voltage must be discontinued at the end of short circuit duration.
%/°C
m Vp-p
s
COMMON SPECIFICATIONS
Item
Test Conditions
Isolation Voltage
Tested for 1 minute and leakage current less than 1 mA
Isolation Resistance
Test at 500VDC
Isolation Capacitance
Input/Output,100KHz/1V
Switching Frequency
Full load, nominal input
MTBF
MIL-HDBK-217F@25â
Case Material
Weight
Min.
1000
1000
--
--
3500
--
Typ.
Max.
--
--
--
--
30
--
100
--
--
--
Plastic (UL94-V0)
1.05
--
Unit
VDC
MΩ
pF
KHz
K hours
g
ENVIRONMENTAL SPECIFICATIONS
Item
Test Conditions
Storage Humidity
Non condensing
Operating Temperature
Power derating (above 85â)
Storage Temperature
Temp. rise at full load
Lead Temperature
1.5mm from case for 10 seconds
Cooling
Min.
Typ.
Max.
Unit
--
--
95
%
-40
--
85
-55
--
125
°C
--
25
--
--
--
300
Free air convection
EMC SPECIFICATIONS
EMI
CE
EMS
ESD
CISPR22/EN55022 CLASS Aï¼External Circuit Refer to Figure1ï¼
IEC/EN61000-4-2 Contact ±8KV perf. Criteria B
EMC RECOMMENDED CIRCUIT
EMI Recommended External Circuit:
Vin
Vin
+Vo
C1
GND
EUT
GND
0V
L O AD
Recommended external circuit parameters:
Vinï¼3.3V/5V/12V
C1ï¼1µF/50V
Note: Product bare input of 3.3Vã5Vã12V already meet CLASS A, but the margin is not
enough, add the capacitor margin increase.
(Figure 1)
PRODUCT TYPICAL CURVE
Tolerance Envelope Curve
+10%
+5%
Ra ted
Outp ut
Vo lta g e
Typical Load Line
+2.5%
-2.5%
-7.5%
50 70
100
Output Current Percent(%)
(Nominal Input Voltage)
Temperature D erating Curve
120
100
80
60
Safe Operating Area
40
20
0
-40 0
40
85 105 120
Ambient Temp.(â )
The copyright and authority for the interpretation of the products are reserved by MORNSUN
B_M-1W B/1-2012
Page 2 of 4
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