DS_DK03S/D_07172012 E-mail: DCDC@delta.com.tw
http://www.delta.com.tw/dcdc P2
Input Cha rac teri stic s
Parameter Model Min. Typ. Max. Unit
12V Input Models -0.7 --- 25
24V Input Models -0.7 --- 50
Input Surge Voltage (1 sec. max.)
48V Input Models -0.7 --- 100
12V Input Models 4.5 7 9
24V Input Models 8 12 18
Start-Up Voltage
48V Input Models 16 24 36
12V Input Models --- 6.5 8.5
24V Input Models --- 11 17
Under Voltage Shutdown
48V Input Models --- 22 34
VDC
Reverse Polarity Input Current --- --- 1 A
Short Circuit Input Power --- 1000 2000 mW
Internal Power Dissipation --- --- 2500 mW
Conducted EMI
All Models
Compliance to EN 55022,class A and FCC part 15,class A
Output Characteristics
Parameter Conditions Min. Typ. Max. Unit
Output Voltage Accuracy --- ±0.5 ±1.0 %
Output Voltage Balance Dual Output, Balanced Loads --- ±0.5 ±2.0 %
Line Regulation Vin=Min. to Max. --- ±0.2 ±0.5 %
Load Regulation Io=10% to 100% --- ±0.2 ±0.5 %
Ripple & Noise (20MHz) --- 25 50 mV P-P
Ripple & Noise (20MHz) Over Line, Load & Temp. --- --- 75 mV P-P
Ripple & Noise (20MHz) --- --- 15 mV rms
Transient Recovery Time --- 300 500 uS
Transient Response Deviation 50% Load Step Change --- ±3 ±6 %
Temperature Coefficient --- ±0.01 ±0.02 %/℃
Over Load Protection Foldback 120 TBD --- %
Short Circuit Protection Continuous
General Charac teristics
Parameter Conditions Min. Typ. Max. Unit
I/O Isolation Voltage (rated) 60 Seconds 1500 --- --- VDC
I/O Isolation Resistance 500 VDC 1000 --- --- MΩ
I/O Isolation Capacitance 100KHz, 1V --- 350 500 pF
Switching Frequency 200 300 450 KHz
MTBF (calculated) MIL-HDBK-217F@25℃, Ground Benign 1,000,000 --- --- Hours
Safety Approvals UL/cUL 60950-1 recognition(CSA certificate), IEC/EN 60950-1
Recommended Input Fuse
12V Input Models 24V Input Models 48V Input Models
700mA Slow-Blow Type 350mA Slow-Blow Type 135mA Slow-Blow Type
Envi ronmental Characteristics
Parameter Conditions Min. Max. Unit
Operating Temperature Range (with
Derating)
Ambient -25 +85 ℃
Case Temperature --- +90 ℃
Storage Temperature Range -50 +125 ℃
Humidity (non condensing) --- 95 % rel. H
Cooling Free-Air convection
Lead Temperature (1.5mm from case for
10Sec.) --- 260 ℃