B_(X)T-1W Series
1W,FIXED INPUT, ISOLATED & UNREGULATED
SINGLE OUTPUT, SMD DC-DC CONVERTER
multi-country patent protection RoHS
FEATURES
SMD Package Style
Industry Standard Pinout
No Heat sink Required
1KVDC Isolation
PRODUCT PROGRAM
Input
Output
Part
Number
Efficiency
(%, Typ.)
UL CE
Voltage (VDC)
Current (mA)
Max
Voltage
(VDC)
Nominal
3.3
Range
3.0-3.6
Min
30
20
30
20
12
9
B0303(X)T-1W
B0305(X)T-1W
B0503(X)T-1W
B0505(X)T-1W
B0509(X)T-1W
B0512(X)T-1W
B0515(X)T-1W
B1205(X)T-1W
B1209(X)T-1W
B1212(X)T-1W
B1215(X)T-1W
B2403(X)T-1W
B2405(X)T-1W
B2409(X)T-1W
B2412(X)T-1W
B2415(X)T-1W
B2424(X)T-1W
3.3
5
303
200
303
200
111
84
73
74
72
77
76
79
78
69
73
73
74
69
70
72
75
76
77
UL
UL
High Power Density
Internal SMD construction
Temperature Range: -40°C to +85°C
No External Component Required
RoHS Compliance
3.3
5
UL,CE
UL,CE
UL,CE
UL,CE
UL,CE
UL,CE
UL,CE
UL,CE
5
4.5-5.5
9
12
15
5
67
7
200
111
84
20
12
9
9
12
10.8-13.2
APPLICATIONS
12
15
3.3
5
The B_(X)T-1W Series are specially designed
for applications where a group of polar power
supplies are isolated from the input power supply
in a distributed power supply system on a circuit
board.
67
7
300
200
110
83
30
20
11
8
9
24
21.6-26.4
12
15
24
These products apply to:
67
7
1) Where the voltage of the input power
supply is fixed (voltage variation ≤ ±10%);
2) Where isolation is necessary between
42
4
Note: 1.the B_XT-1W series have no 3,6,7 pin. For example B0505XT-1W.
2. B_XT-1W series : UL-60950-1 pending.
input
and
output
(isolation
voltage
≤1000VDC);
ISOLATION SPECIFICATIONS
3) Where the regulation of the output voltage
and the output ripple noise are not
demanding.
Item
Test Conditions
Min
Typ.
Max
Units
VDC
MΩ
Isolation voltage
Isolation resistance
Tested for 1 minute and 1mA max
Test at 500VDC
1000
1000
Such as: purely digital circuits, ordinary low
frequency analog circuits, and IGBT power
device driving circuits.
OUTPUT SPECIFICATIONS
Item
Test Conditions
Min
0.1
Typ.
Max
1
Units
W
Output power
For Vin change of 1%(3.3V output)
For Vin change of 1%(Others output)
10% to 100% load (3.3V output)
10% to 100% load (5V output)
10% to 100% load (9V output)
10% to 100% load (12V output)
10% to 100% load (15V output)
10% to 100% load (24V output)
±1.5
±1.2
20
Line regulation
MODEL SELECTION
15
12.8
8.3
6.8
6.3
5
B0505(X)T-1W
15
Rated Power
Pac kage Style
Output Voltage
Inp ut Voltage
Product Series
%
10
Load regulation
10
10
10
Output voltage accuracy
Temperature drift
See tolerance envelope graph
100% full load
0.03
100
%/°C
Output ripple &Noise* 20MHz Bandwidth
Full load, nominal input(5/12V)
Full load, nominal input(24V)
50
mVp-p
MORNSUN Science& Technology co.,Ltd.
Address: 2th floor 6th building, Huangzhou Industrial
District, Guangzhou, China
100
Switching frequency
KHz
500
Tel: 86-20-38601850
*Test ripple and noise by “parallel cable” method. See detailed operation instructions at Testing of Power
Fax:86-20-38601272
Converter section, application notes.
Http://www.mornsun-power.com
Note:
1. All specifications measured at TA=25°C, humidity<75%, nominal input voltage and rated output load unless
otherwise specified.
2. See below recommended circuits for more details.
MORNSUN reserves the copyright
Specifications subject to change without notice.
B_(X)T-1W
A/2-2008
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