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Quarter-Brick
Covering from 1.2V to 28V and up to 300W, this is
possibly the broadest range of Quarter Bricks available.
Many available with 48V and 24V input versions, with
high current and true useable power ratings the user has
a choice of cooling strategies making the range of user
applications possible almost limitless.
• 1500V basic isolation
• Low profile – contact cooling compatibility –
baseplate options
• Very wide output voltage adjustment / trim range
• Remote sense
• Monotonic start – up
• Starts into pre – biased load
• Constant switching frequency
• Pin length choice
• Positive or negative on / off logic option
Series
PAQ
Output current / power
upto 20A / 100W
Efficiency
upto 90 %
Output voltage
1.2, 1.8, 2.5, 3.3
and 5V
Input voltage range
36 – 75V
4:1 Wide input
Output trim feature
yes
Remote sense feature
yes
Format, DOSA
open frame
Industry standard
¼B brick, thru hole
Baseplate
option
Warranty
2 years
i - QB
i - QE
upto 25A / 150W
upto 40A / 204W
upto 92 %
upto 94 %
1.2, 1.5, 1.8, 2.5, 3.3,
3.3, 5, 8, 12, 15
5, 12
36 – 75V
36 – 75V
18 – 36V
18 – 36V
18 – 75V (iØE4W)
yes
yes
yes
yes
open frame
open frame
¼B brick, thru hole
¼B brick, thru hole
no
no
3 years
3 years
i - QL
upto 70A / 308W
upto 95 %
1.2, 1.5, 1.65, 1.8, 2.5,
3.3, 5, 5.7, 8, 8.3, 9.6,
12, 24 and 28V
36 – 75V
18 – 36V
yes
yes
open frame
¼B brick, thru hole
option
3 years
10
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