SQ48T15033-PBC0 POWER ONE, SQ48T15033-PBC0 Datasheet - Page 56

• Manufacturer Part Number: SQ48T15033-PBC0
• Description: Module DC-DC 1-OUT 3.3V 15A 50W 8-Pin 1/8-Brick
• Manufacturer: POWER ONE
• Type: Step Downr

Specifications of SQ48T15033-PBC0

• Package: 81/8-Brick
• Output Current: 15 A
• Output Voltage: 3.3 V
• Input Voltage: 48 V
• Number Of Outputs: 1
• Output Power: 50 W
• Switching Regulator: Yes

SQ48T/S15012 (1.2 Volt Out)
Fig. 1.2V.11: Output voltage response to load current
step-change (3.75 A – 7.5 A – 3.75 A) at Vin = 48 V.
Top trace: output voltage (100 mV/div.). Bottom trace:
load current (5 A/div.). Current slew rate: 0.1 A/µs.
Co = 1 µF ceramic. Time scale: 0.2 ms/div.
Fig. 1.2V.13: Output voltage ripple (20 mV/div.) at full
rated load current into a resistive load with Co = 10 µF
tantalum + 1 µF ceramic and Vin = 48 V. Time scale:
1 µs/div.
SEP 14, 2005 revised to NOV 06, 2006
Page 56 of 64
36-75 VDC Input; 1.0-12 VDC Output
Fig. 1.2V.12: Output voltage response to load current
step-change (3.75 A – 7.5 A – 3.75 A) at Vin = 48 V.
Top trace: output voltage (100 mV/div.). Bottom trace:
load current (5 A/div.). Current slew rate: 5 A/µs. Co =
450 µF tantalum + 1 µF ceramic. Time scale: 0.2 ms/div.
Fig. 1.2V.14: Test Setup for measuring input reflected
ripple currents,
Vsource
SQ48 DC-DC Series Data Sheet
inductance
i
source
10 μH
S
i
c
electrolytic
capacitor
and
ESR <1
33 μF
i
C
i
s
.
Semi
Converter
DC-DC
Q
TM
Family
www.power-one.com
capacitor
ceramic
1 μF
Vout