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CS5308 Datasheet(PDF) 2 Page - ON Semiconductor

Part No. CS5308
Description  Two−Phase PWM Controller with Integrated Gate Drivers for VRM 8.5
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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CS5308 Datasheet(HTML) 2 Page - ON Semiconductor

 
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CS5308
http://onsemi.com
2
Figure 1. Application Diagram. 5.0 V to 1.7 V at 28 A, 335 kHz with 12 V Bias for Pentium) III Applications
Recommended Components:
L1: Coiltronics CTX15−14771 or T30−26 core with 3T of #16 AWG
L2: Coiltronics CTX22−15401 X1 or T50−52 with 5T of #16 AWG Bifilar
CINPUT: 2 × Sanyo Oscon 6SP680M (680 mF, 6.3 V)
COUT: 7 × Rubycon 6.3ZA1000M10x16 (1000 mF, 6.3 V)
CCERAMICS: 12 × Panasonic ECJ−3YB0J106K (10 mF, 6.3 V)
Q1−Q4: ON Semiconductor NTB85N03 (28 V, 85 A)
VID25
VID0
VID1
VID2
VID3
PWRGD
SIGGND
RLIM2
1.0 k
RLIM1
5.76 k
CREF
0.1 mF
RCSREF
20 k
SIGGND
CCSREF
0.01 mF
CSREF
RDRP1
11.5 k
CFBK2
470 pF
VFB
CAMP
3.9 nF
CCMP1
3.3 nF
CCMP2
0.1 mF
SIGGND
ROSC
39.2 k
SIGGND
CVCC
1.0 mF
R5V
1.0 W
+5.0 V
+12 V
CS5308
COMP
VFB
VDRP
REF
ILIM
VID25
VID0
VID1
VID2
VID3
PWRGD
CSREF
CS1
CS2
ROSC
LGND
VCCL
VCCH1
GATE(H)1
GATE(L)1
PGND
VCCL12
GATE(L)2
GATE(H)2
VCCH2
VTTPGD
VTTCT
VTT
SIGGND
CVTT
0.1 mF
RVTT
1.0 k
CVCCH1
1.0 mF
CVCC12
1.0 mF
CVCCH2
1.0 mF
CQ1
0.1 mF
Q1
Q2
GATE1
GATE2
CQ3
0.1 mF
Q3
Q4
GATE3
GATE4
L1 300 nH
+
CINPUT
Electrolytics
L2 825 nH
COUT
Electrolytics
CCER
Ceramics
L3 825 nH
SWNODE1
SWNODE2
CS1
CS2
RCS1
100 k
RCS2
100 k
CCS1
0.01 mF
CCS2
0.01 mF
RFBK1
6.49 k
RCMP1
5.62 k
VTT
VOUT


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