A_D-1W & B_LD-1W Series
1W, FIXED INPUT, ISOLATED & UNREGULATED
DUAL/SINGLE OUTPUT DC-DC CONVERTER
RoHS S
FEATURES
High Efficiency up to 80%
1KVDC Isolation
DIP Package
PRODUCT PROGRAM
Input
Output
Current (mA)
Part
Number
Efficiency
(%, Typ)
Certificate
Voltage (VDC)
Voltage
(VDC)
Nominal
3.3
Range
3.0-3.6
Max
303
200
±100
±56
±42
±33
100
200
111
83
Min
31
20
±10
±6
±5
±4
10
20
12
9
Internal SMD Construction
Temperature Range: -40°C ~ +85°C
No Heat sink Required
No External Component Required
Industry Standard Pinout
RoHS Compliance
B0303LD-1W
B0305LD-1W
A0505D-1W
A0509D-1W
A0512D-1W
A0515D-1W
B0505LD-W5
B0505LD-1W
B0509 LD-1W
B0512 LD-1W
B0515 LD-1W
A1205D-1W
A1209D-1W
A1212D-1W
A1215D-1W
B1203 LD-1W
B1205 LD-1W
B1209 LD-1W
B1212 LD-1W
B1215 LD-1W
A1505D-1W
B1515LD-1W
A2405D-1W
A2409D-1W
A2412D-1W
A2415D-1W
B2405 LD-1W
B2409 LD-1W
B2412 LD-1W
B2415 LD-1W
B2424LD-1W
3.3
5
72
74
72
77
79
80
68
70
78
78
80
72
78
79
78
73
71
76
78
79
72
75
73
79
80
80
73
78
78
79
78
±5
±9
±12
±15
5
UL
UL
UL
UL
5
4.5-5.5
5
UL CE
UL CE
UL CE
UL CE
UL
APPLICATIONS
9
The A_D-1W
&
B_LD-1W Series are
12
15
±5
±9
±12
±15
3.3
5
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.
These products apply to:
67
7
±100
±56
±42
±33
303
200
111
83
±10
±6
±5
±4
31
20
12
9
UL
UL
UL
1) Where the voltage of the input power
supply is fixed (voltage variation ≤ ±10%);
2) Where isolation is necessary between input
and output (isolation voltage ≤1000VDC);
3) Where the regulation of the output voltage
and the output ripple noise are not
demanding.
12
15
24
10.8-13.2
13.5-16.5
21.6-26.4
UL CE
UL CE
UL CE
UL CE
9
12
15
±5
15
±5
±9
±12
±15
5
67
7
±100
67
±10
7
±100
±56
±42
±33
200
111
83
±10
±6
±5
±4
20
12
9
UL
UL
Such as: purely digital circuits, ordinary low
frequency analog circuits, and IGBT power
device driving circuits.
UL
UL
UL CE
UL CE
UL CE
UL CE
9
MODEL SELECTION
12
15
24
67
7
A0505D-1W
42
4
Rated Power
Package Style
Output Voltage
Input Voltage
Product Series
Note: The A_D-W25/B_LD-W25 series also are available in our company.
COMMON SPECIFICATIONS
Item
Test conditions
Min
Typ Max Units
Operating Temp.
Storage Temp. Range
Storage humidity
Cooling
-40
-55
85
°C
125
MORNSUN Science& Technology co.,Ltd.
Address: 2th floor 6th building, Huangzhou
Industrial District, Guangzhou, China
Tel: 86-20-38601850
Fax: 86-20-38601272
http://www.mornsun-power.com
95
Free air convection
%
Temp. rise at full load
Lead temperature
Isolation voltage
Isolation resistance
Short circuit protection*
Case material
MTBF
15
25
°C
1.5mm from case for 10 seconds
Tested for 1 minute and 1 mA max
Test at 500VDC
300
1000
1000
VDC
MΩ
s
1
Plastic (UL94-V0)
3500 K hours
Weight
2.1
G
*supply voltage must be discontinued at the end of short circuit duration.
MORNSUN reserves the copyright
Specifications subject to change without notice.
A_D-1W & B_LD-1W A/2-2008
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