Datasheet

C =
Z
=2.67 Fm=
1
f
LINE
5
2p ´ ´ R
Z
1
47Hz
5
2p ´ ´ W6.34k
(46)
C =
P
=1.12nF=
1
f
MIN
2
2p ´ ´ R
Z
1
45kHz
2
2p ´ ´ W6.34k
(47)
C =2.2 Fm
Z
(48)
C =1nF
P
(49)
ADDITIONAL REFERENCES
Related Parts
References
Package Outline and Recommended PCB Footprint
UCC28060
SLUS767E – MAY 2007 – REVISED NOVEMBER 2008 .................................................................................................................................................... www.ti.com
C
P
is sized to attenuate high-frequency noise, as shown in Equation 47 :
The standard values of Equation 48 and Equation 49 should be chosen for C
Z
and C
P
.
Table 4 lists several TI parts that have characteristics similar to the UCC28060.
Table 4. Related Parts
DEVICE DESCRIPTION
UCC28051 PFC controller for low to medium power applications
UCC28019 8-pin continuous conduction mode (CCM) PFC controller
These references, design tools, and links to additional references, including design software, may be found at
www.power.ti.com :
• Evaluation Module, UCC28060EVM 300W interleaved PFC Pre-regulator, SLUU280 from Texas Instruments
• Application Note, UCC38050 100-W Critical Conduction Power Factor Corrected (PFC) Pre-regulator,
SLUU138 from Texas Instruments
The mechanical packages at the end of this data sheet outline the mechanical dimensions of the 16-pin D
(SOIC) package and provide recommendations for PCB layout.
30 Submit Documentation Feedback Copyright © 2007 – 2008, Texas Instruments Incorporated
Product Folder Link(s): UCC28060