B0305T-W2 Datasheet, PDF (2/4 Pages) MORNSUN Science& Technology Ltd. – DC/DC Converter

DC/DC Converter
B_(X)T-W2 Series
Reflected Ripple Current
Input Filter
3.3V/5V input
12V/24V input
--
20
--
mA
--
5
--
Capacitor filter
Output Specifications
Item
Operating Conditions
Min.
Typ.
Max.
Unit
Output Voltage Accuracy
See tolerance envelope graph (Fig. 1)
Line Regulation
Input voltage
change: ±1%
3.3V output
Other output
--
--
±1.5
--
--
--
±1.2
3.3V output
--
15
20
5V output
--
12
Load Regulation
10%-100% load
9V output
12V output
--
9
%
--
8
15
15V output
--
7
24V output
--
6
Ripple & Noise*
20MHz bandwidth
--
50
75
mVp-p
Temperature Drift Coefficient
100% load
--
--
±0.03
%/℃
Output Short Circuit Protection**
--
--
1
s
Note: * Ripple and noise tested with “parallel cable” method, please see DC-DC Converter Application Notes for specific operation methods.
** Supply voltage must be discontinued at the end of short circuit duration.
General Specifications
Item
Isolation Voltage
Isolation Resistance
Operating Temperature
Storage Temperature
Casing Temperature Rise
Pin Welding Resistance Temperature
Reflow Soldering Temperature
Storage Humidity
Switching Frequency
MTBF
Operating Conditions
Input-output, with the test time of 1 minute and the leak
current lower than 1mA
Input-output, isolation voltage 500VDC
Derating if the temperature ≥85℃, (see Fig. 2)
Ta=25℃
Welding spot is 1.5mm away from the casing, 10 seconds
Non-condensing
100% load, nominal input
voltage
MIL-HDFK-217F@25℃
24V input
Other input
Min.
Typ.
Max.
Unit
1000
--
--
VDC
1000
--
--
MΩ
-40
--
85
-55
--
125
℃
--
15
--
--
--
300
Peak temp.≤245℃, maximum duration
time≤60s at 217℃.
For actual application, please refer to
IPC/JEDEC J-STD-020D.1.
--
--
95
%
--
500
--
KHz
--
110
--
3500
--
--
K hours
Physical Specifications
Casing Material
Package Dimensions
Weight
Cooling Method
Black flame-retardant heat-proof epoxy resin (UL94-V0)
12.70*11.20*6.25 mm
1.4 g (Typ.)
Free air convection
Product Characteristic Curve
Tolerance Envelope Graph
+10%
+5%
Rated
Output Voltage
Typical _{Load Curve}
+2.5%
-2.5%
-7.5%
50 70
100
Output Current Percentage(%)
(Nominal Input Voltage)
Fig. 1
Temperatu re Derating Graph
120
100
80
60
Safe Operati ng Area
40
20
0
- 40
0
40
85 105 120
Ambi ent Temperature(℃)
Fig. 2
2014.05.22-B/2
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