OUR OFFICE LOCATIONS

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Helios Power Solutions
New Zealand

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Office Address

1 Heremai Street,
Henderson, Auckland,
New Zealand, 0612

Contact Info

Email: sales@heliosps.co.nz
Phone: +64 9 835 0700

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Helios Power Solutions
Australia

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Office Address

Unit 6, 2-8 South St,
Rydalmere,Sydney,
NSW, Australia, 2116

Contact Info

Email: sales@heliosps.com.au
Phone: +61 2 7200 9200

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Helios Power Solutions
Asia & Middle East

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Office Address

168 Robinson Road,
#12-01 Capital Tower
Singapore 048545

Contact Info

Email: sales@heliosps.asia
Phone: +65 6871 4140

PH-A 280 Series

50W to 300W DC-DC Converters Single Output High-Density Power Modules

SPECIFICATIONS TABLE

Model PH50A280 / PH75A280 / PH100A280 / PH150A280 / PH300A280
ITEMS
Input Voltage range  – 200 – 425 VDC
Input Current (1) A See Model selector
Output Voltage Accuracy % +/-2
Maximum Ripple and Noise (5) mV 3.3 & 5V: 100mV, 12 & 15V: 150mV, 24V: 240mV, 28V: 280mV, 48V: 400mV (300W 480mV)
Temperature Coefficient  – <0.02°C / W
Overvoltage protection (2) (4)  – See model selector
Overcurrent protection (6) % 102-150
Remote sense (2)  – Yes
Remote ON/OFF control (2)  – yes – SHORT=ON OPEN=OFF
Series Operation (2)  – Yes
Parallel Operation  – No
Operating Temperature (2) °C -40°C to +100°C (Baseplate), -40°C to +85°C (Ambient)
Storage Temperature °C -40°C to +100°C
Humidity (non condensing)  – Operating: 5 – 95%RH, Storage: 5 – 95%RH
Cooling  – Conduction coole
Withstand Voltage (3)  – I/P to Baseplate 2.5kVAC (20mA), I/P to O/P: 3kVAC (20mA), O/P to Baseplate: 500VAC (20mA) for 1min
Isolation Resistance >100MΩ at 25°C & 70%RH, Output to Baseplate: 500VDC
Vibration  – 10 – 55Hz (1 minute sweep), Amplitude 0.825mm Constant (Maximum 49.0m/s²) X, Y, Z 1 hour each
Shock  – 196.1 m/s ²
Safety Agency Approvals  – UL60950-1, CSA60950-1, EN60950-1, CE mark (LVD)
Weight (Typ) g 50 – 150W: 55, 300W: 100
Size (W x H x D) (7) mm Quarter Brick Format
37.2 x 12.7 x 58.3
PH300A280

Half Brick Format
61.0 x 12.7 x 57.9

Warranty yrs 5

Model Selector

Model Selector
Model Output
Voltage
Output Adjust
Range (V)
Max Output
Current (A)
Max Output
Power (W)
Efficiency (3)
(%)
Input Current (A) Load Rag(1)
(mV)
Line Rag(2)
(mV)
OVP (V)
PH50A280-5 5V  4-6 10 50 86 0.21 10 10 6.25-7.5
PH50A280-12 12V  9.6-13.2 4.2 50.4 89 0.20 24 24 13.8-17.4
PH50A280-24 24V  19.2-26.4 2.1 50.4 89 0.20 48 48 27.6-34.8
PH50A280-48 48V  38.4-52.8 1.1 52.8 89 0.21 96 96 55.2-69.6
PH75A280-3.3 3 3.3V  2.97-3.96 15 49.5 83 0.22 10 10 4.3-6.6
PH75A280-5 5V  4-6 15 75 86 0.32 10 10 6.25-7.5
PH75A280-12 12V  9.6 – 13.2 6.3 75.6 89 0.31 24 24 13.8-17.4
PH75A280-15 15V  12.5 – 16.5 5 75 90 0.30 30 30 17.2-21.8
PH75A280-24 24V  19.2 – 26.4 3.2 76.8 90 0.31 48 48 27.6-34.8
PH75A280-28 28V 23.3 – 30.8 2.7 75.6 90 0.30 56 56 32.2-40.6
PH75A280-48 48V  38.4 – 52.8 1.6 76.8 90 0.31 96 96 55.2-69.6
PH100A280-3.3 3.3V  2.97 -3.96 20 66 83 0.29 10 10 4.3-6.6
PH100A280-5 5V  4 – 6 20 100 86 0.42 10 10 6.25-7.5
PH100A280-12 12V  9.6 – 13.2 8.4 100.8 88 0.41 24 24 13.8-17.4
PH100A280-24 24V  19.2 – 26.4 4.2 100.8 89 0.41 48 48 27.6-34.8
PH100A280-48 48V  38.4 – 52.8 2.1 100.8 90 0.40 96 96 55.2-69.6
PH150A280-12 12V  9.6 – 13.2 12.5 150 88 0.62 24 24 13.8-17.4
PH150A280-15 15V  12.5 – 16.5 10 150 90 0.60 30 30 17.2-21.8
PH150A280-24 24V  19.2 – 26.4 6.3 151.2 89 0.61 48 48 27.6-34.8
PH150A280-28 28V  23.3 – 30.8 5.4 151.2 90 0.61 56 56 32.2-40.6
PH150A280-48 48V  38.4 – 52.8 3.2 153.6 90 0.60 96 96 55.2-69.6
PH300A280-12 12V  7.2 – 14.4 25 300 89 1.22 24 24 15-17.4
PH300A280-24 24V  14.4 – 28.8 12.5 300 90.5 1.20 48 48 30-34.8
PH300A280-28 28V  16.8 – 33.6 10.8 302.4 91 1.20 56 56 35-40.6
PH300A280-48 48V  28.8 – 57.6 6.3 302.4 92 1.19 96 96 60-69.6

Notes:

(1) No load – Full load, Constant input voltage
(2) 200 – 425 VDC input, Constant load
(3) At 280VDC input and maximum output current

Series Table

Part number Power (W) Output info Construction
PH75A280-3.3 49.5 3.3V / 15A Quarter Brick
PH100A280-3.3 66 3.3V / 20A Quarter Brick
PH50A280-5 50 5V / 10A Quarter Brick
PH75A280-5 75 5V / 15A Quarter Brick
PH100A280-5 100 5V / 20A Quarter Brick
PH50A280-12 50.4 12V / 4.2A Quarter Brick
PH75A280-12 75.6 12V / 6.3A Quarter Brick
PH100A280-12 100.8 12V / 8.4A Quarter Brick
PH300A280-12 300 12V / 25A Half Brick
PH75A280-15 75 15V / 5A Quarter Brick
PH150A280-15 150 15V / 10A Quarter Brick
PH50A280-24 50.4 24V / 2.1A Quarter Brick
PH75A280-24 76.8 24V / 3.2A Quarter Brick
PH100A280-24 100.8 24V / 4.2A Quarter Brick
PH150A280-24 151.2 24V / 6.3A Quarter Brick
PH300A280-24 300 24V / 12.5A Half Brick
PH75A280-28 75.6 28V / 2.7A Quarter Brick
PH150A280-28 151.2 28V / 5.4A Quarter Brick
PH300A280-28 302.4 28V / 10.8A Half Brick
PH50A280-48 52.8 48V / 1.1A Quarter Brick
PH75A280-48 76.8 48V / 1.6A Quarter Brick
PH100A280-48 100.8 48V / 2.1A Quarter Brick
PH150A280-12 150 48V / 2.1A Quarter Brick
PH150A280-48 153.6 48V / 3.2A Quarter Brick
PH300A280-48 302.4 48V / 6.3A Half Brick

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