3 Watt
HD Series
FEATURES
s
UL1950 Recognized
s
Input-Output Isolation
s
Compact, Single In-Line Package
s
Single and Dual Output
s
Wide-Range Input
s
Input and Output Filters
SPECIFICATIONS
INPUT
Voltage
Max. Input Current
Insulation Resistance
See Model Selection Table
Input
Voltage
5V
12V
24V
48V
OUTPUT
Output Voltage
Set Point
Regulation
Total
鹵5% (5% to 100% load change)
See Model Selection Table
鹵5%
Full Load
Input Current
1.1 to 0.6A
0.55 to 0.27A
0.26 to 0.14A
0.15 to 0.07A
Dielectric Strength
ENVIRONMENTAL
Operating Ambient
Temp.
Storage Temp.
鈥?0 to +70擄C (See Derating Chart)
鈥?0 to +80擄C
100 M
at 500 VDC
500 VDC for 1 minute
MODEL SPECIFICATIONS
EFFIC.
VOLTS AMPS 4.0-7.2VDC 8.0-16.5VDC 16-32VDC 28-60VDC
5
0.6 HDF0505S HDF1205S HDF2405S HDF4805S 77 - 80%
12
0.26 HDF0512S HDF1212S HDF2412S HDF4812S 80 - 85%
15
鹵12
鹵15
0.21 HDF0515S
0.125 HDF0512D
0.1
HDF0515D
HDF1215S HDF2415S HDF4815S 80 - 85%
HDF1212D HDF2412D HDF4812D 74 - 77%
HDF1215D HDF2415D HDF4815D 74 - 77%
OUTPUT
MODEL AND INPUT RANGE
Noise & Ripple, (peak-to-peak)
5V Output
+12V, 鹵12V Output
+15V, 鹵15V Output
Output Current
Short-Circuit Protection
100 mV max.
120 mV
150 mV
See Model Selection Table
Special constant-current circuit
provides indefinite protection against
overload or short circuit
1500 VAC Isolation available on some models 鈥?consult the factory
DERATING CHART
BLOCK DIAGRAM
+
IN
Input
Capacitor
HDF12XX, HDF24XX
3
Watts
2
+
OUT
Power
Switching
Circuit
Switching
Circuit
3 Terminals
Voltage Reg.
鈥?/div>
COM
鈥?/div>
Feed back
Input
Voltage
Monitoring
Cicuit
Control
Circuit
Output
Voltage
Detector
Cicuit
1
Dual Output Type
0
鈥?0
鈥?0
50
70 80
1 -
8
0
0
- 6
3
4
- 3
6 5
4
1
2
