Q48T20050-NBB0 POWER ONE, Q48T20050-NBB0 Datasheet - Page 15

• Manufacturer Part Number: Q48T20050-NBB0
• Manufacturer: POWER ONE
• Type: Step Downr

Specifications of Q48T20050-NBB0

• Number Of Outputs: 1
• Output Current: 20A
• 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
• Package / Case: Quarter-Brick
• Lead Free Status / Rohs Status: Not Compliant

NUCLEAR AND MEDICAL APPLICATIONS - Power-One products are not designed, intended for use in, or authorized for use as components in life support
systems, equipment used in hazardous environments, or nuclear control systems without the express written consent of the respective divisional president of
Power-One, Inc.
TECHNICAL REVISIONS - The appearance of products, including safety agency certifications pictured on labels, may change depending on the date
manufactured. Specifications are subject to change without notice.
NOV 07, 2003 revised to NOV 20, 2006
Fig. 26: Output voltage vs. load current showing current limit
point and converter shutdown point. Input voltage has almost
no effect on current limit characteristic.
5.0
4.0
2.0
1.0
6.0
3.0
0
0
5
10
Iout [Adc]
15
Q48T20050 and Q48S20050 DC-DC Converter Data Sheet
Fig. 28: Location of the thermocouple for thermal testing.
20
25
Page 15 of 15
30
36-75 VDC Input; 5.0 VDC @ 20A Output
Fig. 27: Load current (top trace, 20 A/div, 20 ms/div) into a 10
mΩ short circuit during restart, at Vin = 48 V. Bottom trace (20
A/div, 1 ms/div) is an expansion of the on-time portion of the
top trace.
www.power-one.com