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V I Chip Input EMI Filters (QPI Series)
Optimized for V•I Chip applications
Features
25 mm
4.5 mm
ꢀ24/28 V and 48/60 V models
ꢀUp to 65 dB CM attenuation at 1 MHz
ꢀUp to 80 dB DM attenuation at 1 MHz
ꢀEfficiency >99%
25 mm
QPI-10L
Full Size
US AND FORIEGN PATENTS PENDING
•079
PHIL 0650A
ꢀLow profile LGA package
ꢀIntegrated Hot-Swap in select models
ꢀSupports PICMG® 3.0 ATCA applications
ꢀ-40° to +100°C PCB temperature
ꢀTÜV approved
12.5 mm
QPI-12L
Half Size
US AND FORIEGN PATENTS PENDING
•087
PHIL 0550A
QUIETPOWER™
Applications
Product Description
These QPI filters, optimized for V•I Chips, are specifically designed to
attenuate conducted common-mode (CM) and differential-mode
(DM) noise of Vicor’s V•I Chip products to comply with the
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PICMG® 3.0 ATCA applications
Networking and communications
Fan tray assemblies
Telecom
CISPR22 standard requirements for conducted noise measurements.
Designed for the telecom, industrial and military bus ranges,
the V•I Chip EMI filter supports filtering system boards to the
EN55022 Class B limits.
Industrial
QPI Evaluation Boards
Military
Available
For more information,
go to picorpower.com
Part Numbering
Part Number
(Z = RoHS)
Input
Voltage
Nominal
Range
Current
Rating
CM Attenuation
@1 MHz
DM Attenuation
Hipot
Integrated
Hot-Swap
Package
@1 MHz
QPI-9L(Z)
24/28 Vdc
48/60 Vdc
24/28 Vdc
48/60 Vdc
18 – 38 Vdc
32 – 76 Vdc
5 – 50 Vdc
10 – 80 Vdc
6 A
6 A
7 A
7 A
65 dB
45 dB
65 dB
45 dB
80 dB
707 Vdc
1,500 Vdc
707 Vdc
Yes
Yes
—
full
full
QPI-10L(Z)
QPI-11L(Z)
QPI-12L(Z)
70 dB
80 dB
half
half
70 dB
1,500 Vdc
—
QPI-12 attenuation curves
Total conducted noise of P048K048T24IF & V048K120T025
with QPI-12.
Defining the Quality of Power Through Innovation
picorpower.com
800-735-6200
Rev 1.1 2/07 33282