Input Characteristics
Parameter
Model
24V Input Models
48V Input Models
24V Input Models
48V Input Models
24V Input Models
48V Input Models
Min.
-0.7
-0.7
4.5
8.5
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Typ.
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6
12
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Max.
50
100
8.5
17
8
16
0.5
1500
Unit
Input Surge Voltage (1 sec. max.)
Start-Up Voltage
VDC
Under Voltage Shutdown
A
mW
Reverse Polarity Input Current
Short Circuit Input Power
Input Filter
All Models
Capacitor type
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2500
mW
Internal Power Dissipation
Output Characteristics
Parameter
Output Voltage Accuracy
Output Voltage Balance
Line Regulation
Conditions
Min.
Typ.
±1.0
±1.0
±0.3
±0.5
30
---
---
100
±3
±0.01
Max.
Unit
%
%
%
%
mV P-P
mV P-P
mV rms
uS
%
%/℃
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±2.0
±2.0
±0.5
±0.75
50
75
15
300
±5
±0.02
Dual Output, Balanced Loads
Vin=Min. to Max.
Load Regulation
Io=25% to 100%
Ripple & Noise (20MHz)
Ripple & Noise (20MHz)
Ripple & Noise (20MHz)
Transient Recovery Time
Transient Response Deviation
Temperature Coefficient
Output Short Circuit
Over Line, Load & Temp.
25% Load Step Change
Continuous
General Characteristics
Parameter
I/O Isolation Voltage (rated)
I/O Isolation Resistance
I/O Isolation Capacitance
Switching Frequency
Conditions
60 Seconds
500 VDC
Min.
1500
1000
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Typ.
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250
300
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Max.
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500
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Unit
VDC
MΩ
pF
KHz
Hours
100KHz, 1V
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MTBF (Calculated)
MIL-HDBK-217F@25℃, Ground Benign
1,000,000
Recommended Input Fuse
24V Input Models
48V Input Models
135mA Slow-Blow Type
350mA Slow-Blow Type
Remote On/Off Control
Parameter
Converter On
Conditions
Min.
Typ.
Max.
Unit
Under 0.6 VDC or Open Circuit, drops down to 0VDC by 2mV/℃
Converter Off
2.9 to 15 VDC
Standby Input Current
Control Input Current ( on )
Control Input Current ( off )
Control Common
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1
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3
-1
1
mA
mA
mA
Vin = 0V
Vin = 5.0V
Referenced to Negative Input
Environmental Specifications
Parameter
Operating Temperature Range (with Derating)
Case Temperature
Storage Temperature Range
Humidity (non condensing)
Cooling
Conditions
Ambient
Min.
-40
---
-55
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Max.
+85
+90
+105
95
Unit
℃
℃
℃
% rel. H
Free-Air convection
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Lead Temperature (1.5mm from case for
260
℃
DS_PH02S/D_03152012
E-mail: DCDC@delta.com.tw
http://www.delta.com.tw/dcdc
P2
