DL03S/D Series
3W DC/DC CONVERTER, DIP-Package, 4:1 Wide Input Range
DS_DL03S/D_07182012 E-mail: DCDC@delta.com.tw
http://www.delta.com.tw/dcdc
P1
FEATURES
Efficiency up to 84%
DIP Package with Industry Standard Pinout
Ultra-wide 4:1 Input Range
Isolation Volage 1500VDC
Operating Temperature Range –40°C to +85°C
Complies with EN55022 Class A
Short Circuit Protection
CSA 60950-1 Safety Approval
3 Years Product Warranty
The DL03S/D series are miniature, DIP Package, isolated 3W DC/DC converters with 1,500VDC isolation. The DL03S/D series
feature fully regulated output and ultra wide 4:1 input voltage ranges. It offers short circuit protection and allows a wide operating
temperature range of –40°C to +85°C. These isolated DC/DC converters are the latest offering from a world leader in power systems
technology and manufacturing ― Delta Electronics, Inc. With creative design technology and optimization of component placement,
these converters possess outstanding electrical and thermal performance, as well as extremely high reliability under highly stressful
operating conditions.
Model List
Output
Current
Input Current Efficiency
(typ.)
Input
Voltage
(Range)
Output
Voltage
Max. Min. @Max. Load @No Load
Reflected
Ripple
Current
Max. capacitive
Load
@Max. Load
Model
Number
VDC VDC mA mA mA(typ.) mA(typ.) mA(typ.) µF %
DL03S2403A 3.3 750 93 138 680 75
DL03S2405A 5 600 75 158 470 79
DL03S2412A 12 250 32 154 330 81
DL03S2415A 15 200 25 152 220 82
DL03D2412A ±12 ±125 ±16 156 150* 80
DL03D2415A
24
(9 ~ 36)
±15 ±100 ±13 156
20 15
100* 80
DL03S4803A 3.3 750 93 68 680 76
DL03S4805A 5 600 75 78 470 80
DL03S4812A 12 250 32 75 330 83
DL03S4815A 15 200 25 74 220 84
DL03D4812A ±12 ±125 ±16 76 150* 82
DL03D4815A
48
(18 ~ 75)
±15 ±100 ±13 76
10 10
100* 82
* For each output
Input Cha rac teri stic s
Parameter Model Min. Typ. Max. Unit
24V Input Models -0.7 --- 50
Input Surge Voltage (1 sec. max.) 48V Input Models -0.7 --- 100
24V Input Models 6 7.5 9
Start-Up Threshold Voltage 48V Input Models 12 15 18
24V Input Models --- --- 8.5
Under Voltage Shutdown 48V Input Models --- --- 16
VDC
Reverse Polarity Input Current --- --- 0.5 A
Short Circuit Input Power --- --- 2000 mW
Internal Power Dissipation --- --- 2500 mW
Conducted EMI
All Models
Compliance to EN 55022,class A and FCC part 15,class A