®
QPI-11
QUIETPOWER
®
7 A V·I Chip EMI Filter
Description
The QPI-11 EMI filter is specifically designed to
attenuate conducted common-mode (CM) and
differential-mode (DM) noise of the VICOR V
•
I Chip
products to comply with the CISPR22 standard
requirements for conducted noise measurements. The
filter is designed to operate up to 36 Vdc and supports
7 A loads up to 60°C without derating.
Designed for the military and industrial bus range, the
V
•
I Chip EMI Filter supports the PICMG® 3.0
specification for filtering system boards to the EN55022
Class B limits.
Features
• >50 dB CM attenuation at 1 MHz
• >70 dB DM attenuation at 1 MHz
• 50 Vdc (max input)
• 100 Vdc surge 100 ms
• 750 Vdc Hi-pot hold off to shield plane
• 7 A rating
• 12.4 x 25 x 4.5 mm SiP (System-in-a-Package)
• Low profile LGA package
• -40° to +100°C PCB temperature (see Figure 6)
• Efficiency >99%
Applications
• COTS Military and Industrial
• V
•
I Chip input power filter
Figure 1
– QPI-11 actual size.
Figure 2
– QPI-11 Typical application schematic
Figure 3
– QPI-11 network analyzer attenuation curves
Picor Corporation • www.picorpower.com
QPI-11 Data Sheet Rev. 1.6 Page 1 of 5
VICOR [ VICOR CORPORATION ]
