SQ48T10050-NBC0 POWER ONE, SQ48T10050-NBC0 Datasheet - Page 29

• Manufacturer Part Number: SQ48T10050-NBC0
• Manufacturer: POWER ONE
• Type: Step Downr

Specifications of SQ48T10050-NBC0

• Output Power: 50W
• Output Current: 10A
• Input Voltage: 48V
• Output Voltage: 5V
• Screening Level: Industrial
• Product Length (mm): 36.83mm
• Product Height (mm): 6.52mm
• Product Depth (mm): 58.42mm
• Mounting Style: Through Hole
• Pin Count: 8
• Number Of Outputs: 1
• Package / Case: 1/8-Brick
• Lead Free Status / RoHS Status: Not Compliant

SQ48T/S15033 (3.3 Volt Out)
SEP 14, 2005 revised to NOV 06, 2006
Fig. 3.3V.3:
temperature and airflow rates for SQ48S15033 converter
mounted vertically with Vin = 48 V, air flowing from pin 3
to pin 1, and maximum FET temperature ≤ 120 °C.
Fig. 3.3V.5: Efficiency vs. load current and input voltage
for SQ48T/S15033 converter mounted vertically with air
flowing from pin 3 to pin 1 at a rate of 300 LFM (1.5 m/s)
and Ta = 25 °C.
0.95
0.90
0.85
0.80
0.75
0.70
0.65
20
15
10
5
0
20
0
30
2
500 LFM (2.5 m/s)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
Available load current vs. ambient air
4
40
Ambient Temperature [°C]
Load Current [Adc]
6
50
8
60
10
70
12
80
14
72 V
48 V
36 V
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90
16
36-75 VDC Input; 1.0-12 VDC Output
Fig. 3.3V.4: Available load current vs. ambient air
temperature and airflow rates for SQ48S15033 converter
mounted horizontally with Vin = 48 V, air flowing from pin
3 to pin 1, and maximum FET temperature ≤ 120 °C.
Fig. 3.3V.6: Efficiency vs. load current and ambient
temperature for SQ48T/S15033 converter mounted
vertically with Vin = 48 V and air flowing from pin 3 to pin
1 at a rate of 200 LFM (1.0 m/s).
0.95
0.90
0.85
0.80
0.75
0.70
0.65
20
15
10
5
0
SQ48 DC-DC Series Data Sheet
20
0
30
2
500 LFM (2.5 m/s)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
4
40
Ambient Temperature [°C]
Load Current [Adc]
6
50
8
60
www.power-one.com
10
70
12
80
70 C
55 C
40 C
14
90
16