HD28-4-A POWER ONE, HD28-4-A Datasheet - Page 6

• Manufacturer Part Number: HD28-4-A
• Description: LINEAR SUPPLY 28V/4.0A OUTPUT
• Manufacturer: POWER ONE
• Series: Linearr

Specifications of HD28-4-A

• Voltage - Output: 28V
• Number Of Outputs: 1
• Power (watts): 112W
• Applications: Commercial
• Power Supply Type: Linear, Regulated (Open Frame)
• Voltage - Input: 100, 120, 220, 240VAC
• Mounting Type: Chassis Mount
• 1st Output: 28 VDC @ 4A
• Size / Dimension: 9" L x 4.87" W x 3.28" H (228.6mm x 123.7mm x 83.3mm)
• Power (watts) - Rated: 112W
• Operating Temperature: 0°C ~ 50°C
• Efficiency: 60%
• Approvals: CE, CSA, cUL, EN, IEC, TUV, UL
• Line Regulation: ±0.05%
• Load Regulation: ±0.05%
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• 3rd Output: -
• 2nd Output: -
• 4th Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 179-2044; PW9971

MCD10016 Rev. 1.2, 13-Nov-09
Environmental Specifications
PARAMETER
Operating Temperature
Storage Temperature
Temperature Coefficient
Shock
Vibration
Relative Humidity
CONDITIONS/DESCRIPTION
Derate output power linearly above 50°C by 3% per °C.
0°C to 50°C (after 15 minute warm-up).
24 hours after warm-up.
Operating.
Random vibration from 10 Hz to 2 kHz, 3 axis.
Non-Condensing.
Page 6 of 9
Linear Power Supplies Data Sheet
At 100% load
At 40% load
-0.3
MIN
-40
0
5
NOM
0.1
www.power-one.com
+0.3
6.15
MAX
0.3
50
70
85
20
95
UNITS
%/°C
G
%RH
G
°C
°C
°C
%
RMS
PK