A_D-2W & B_D-2W Series
2W, FIXED INPUT, ISOLATED & UNREGULATED
DUAL/SINGLE OUTPUT DC-DC CONVERTER
RoHS
FEATURES
PRODUCT PROGRAM
Input
Output
Current (mA)
High Efficiency up to 86%
1KVDC Isolation
DIP Package
Internal SMD Construction
Temperature Range: -40°C to +85°C
No Heat sink Required
Internal SMD construction
Industry Standard Pinout
RoHS Compliance
Part
Number
Efficiency
(%, Typ)
Certificate
Voltage (VDC)
Voltage
(VDC)
Nominal
3.3
Range
3.0-3.6
Max
400
±200
±111
±83
±67
400
400
222
167
133
±200
±111
±83
±67
400
222
167
133
±200
±200
±111
±83
±67
±42
400
222
167
133
84
Min
40
B0303D-2W
A0505D-2W
A0509D-2W
A0512D-2W
A0515D-2W
B0503D-2W
B0505D-2W
B0509D-2W
B0512D-2W
B0515D-2W
A1205D-2W
A1209D-2W
A1212D-2W
A1215D-2W
B1205D-2W
B1209D-2W
B1212D-2W
B1215D-2W
A1505D-2W
A2405D-2W
A2409D-2W
A2412D-2W
A2415D-2W
A2424D-2W
B2405D-2W
B2409D-2W
B2412D-2W
B2415D-2W
B2424D-2W
3.3
±5
73
82
85
86
82
74
81
84
83
84
81
84
86
82
81
82
85
82
80
80
84
84
84
85
80
83
84
84
84
±20
±12
±9
UL
UL
UL
UL
±9
±12
±15
3.3
5
±7
5
4.5-5.5
40
40
UL CE
UL CE
UL CE
UL CE
UL
23
9
17
12
15
±5
APPLICATIONS
14
The A_D-2W & B_D-2W 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.
±20
±12
±9
±9
UL
±12
±15
5
UL
±7
UL
12
15
10.8-13.2
13.5-16.5
These products apply to:
40
UL CE
UL CE
UL CE
UL CE
1) Where the voltage of the input power supply
is fixed (voltage variation ≤ ±10%);
23
9
17
12
15
±5
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.
14
±20
±20
±12
±9
±5
UL
UL
UL
UL
±9
±12
±15
±24
5
Such as: purely digital circuits, ordinary low
frequency analog circuits, and IGBT power
device driving circuits.
±7
±5
24
21.6-26.4
40
UL CE
UL CE
UL CE
UL CE
23
9
17
12
15
24
MODEL SELECTION
A0505D-2W
14
10
Rated Power
Package Style
Output Voltage
Note: The A_S_1W/B_LS_1W series also are available in our company.
COMMON SPECIFICATIONS
Item
Test conditions
Min
Typ
Max
Units
°C
Input Voltage
Product Series
Operating Temp. Range
Storage Temp. Range
Storage humidity range
Cooling
-40
-55
85
125
95
%
Free air convection
Temp. rise at full load
Lead temperature
Isolation voltage
Isolation resistance
Short circuit protection*
Case material
15
25
MORNSUN Science& Technology co.,Ltd.
Address: 2th floor 6th building, Hangzhou
Industrial District, Guangzhou, China
Tel: 86-20-38601850
Fax: 86-20-38601272
http://www.mornsun-power.com
°C
1.5mm from case for 10 seconds
300
Tested for 1 minute and 1 mA max 1000
VDC
MΩ
s
Test at 500VDC
1000
1
Plastic (UL94-V0)
MTBF
3500
K hours
*Supply voltage must be discontinued at the end of short circuit duration.
MORNSUN reserves the copyright
Specifications subject to change without notice.
A_D-2W & B_D-2W A/1-2007
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