The document summarizes digital power supply usage from 2001 to the first quarter of 2003. It shows that a pechf board was the most commonly used fusion board in 2001 with 78 usages that year. In 2002, pechf board usage increased to 105 while farmnt board usage rose to 58. For the first three months of 2003, pechf and farmnt continued to be the most used boards with 44 and 36 usages respectively. The document also summarizes digital power supply part numbers and usage, showing a total of 12 parts used from 2001 to the first quarter of 2003.

1. TITL FUSION BOARD USAGE in 2001
Board name Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec total
pechf 3 1 4 4 5 13 12 5 10 6 7 8 78
farmnt 0 0 0 2 1 2 5 7 13 0 0 6 36
sms option 0 3 5 1 7 2 2 2 3 6 0 0 31
pps cps 0 1 2 2 4 5 3 6 4 1 2 1 31
ap option 0 1 0 0 0 0 2 1 3 2 0 0 9
cps rail 0 0 0 1 1 0 1 2 0 0 3 1 9
tp cal 2 0 1 0 0 0 1 1 0 0 0 0 5
dwbfnt 0 0 0 0 1 0 2 0 0 1 0 0 4
pwr sply 1 0 0 0 0 0 0 3 0 0 0 2 6
tpa thf 1 0 1 1 0 0 0 0 0 0 0 0 3
cps cntl 0 0 0 0 0 0 0 1 0 0 0 0 1
others 1 0 1 1 3 3 2 5 4 3 2 3 28
Summary 8 6 14 12 22 25 30 33 37 19 14 21 241
40 others
cps cntl
35
tpa thf
30 pwr sply
dwbfnt
25
tp cal
20 cps rail
ap option
15
pps cps
10 farmnt
sms option
5
pechf
0
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

2. TITL FUSION BOARD USAGE in 2002
Board name Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Summary
pechf 7 10 8 5 10 18 13 10 8 8 3 5 105
farmnt 8 1 6 5 17 4 2 3 9 3 58
cps 7 3 2 2 1 1 1 2 2 2 1 24
pwr sply 4 4 4 3 15
dts2075 1 2 2 2 1 1 3 12
sms opt 2 5 2 9
tpcal 2 2 1 1 1 7
th bbuf 1 2 1 2 6
tpat 3 1 4
cps rail 3 1 4
dscm 2 1 1 4
tsint 1 3 4
others 4 1 1 1 1 3 2 13
Summary 41 21 23 13 22 39 26 14 10 14 23 19 265
45
others
40 tsint
35 dscm
cps rail
30
tpat
25 th bbuf
20 tpcal
sms opt
15 dts2075
10 pwr sply
cps
5
farmnt
0 pechf
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

3. TITL FUSION BOARD USAGE in 2003
Board name Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec summary
pechf 7 12 10 2 1 4 3 2 3 44
farmnt 5 12 4 1 4 7 1 2 36
cps module 2 1 5 2 2 2 14
ctmu opt 1 1 1 2 3 2 10
dwbfnt 1 2 2 1 6
pwr splu 1 4 5
workstation 1 1 1 1 1 1 6
dscm 1 2 1 4
others 1 2 1 1 5
th bbuf 3 1 1 5
tpcal 2 1 3
cps rail 1 1 1 3
cps ctrl 1 1 2
sms option 1 1
cooler 1 1 2
Summary 12 25 41 12 14 14 13 8 7 0 0 0 146
cooler
45
sms option
40 cps ctrl
35 cps rail
tpcal
30 `
th bbuf
25 others
20 dscm
workstation
15
pwr splu
10 dwbfnt
5 ctmu opt
cps module
0
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec farmnt
pechf

4. Summary of digital power usage Y01'4Q ~ Y03(MTD)
P/N Description Y01'4Q Y02 Y03-MTD Sub-summary
876-5100-01 pwr sply,2V,800A 2 2
876-5101-01 pwr sply,3.3V,600A 2 2
876-5105-00 pwr sply,15V,40A 0
876-5107-00 pwr sply,500W,ST,MPSS 0
876-5083-02 pwr sply,4.4V-5.2V,600A 5 5
876-5091-00 pwr sply,5V,300W,MOD,DC-DC 1 1
876-5092-00 pwr sply,10V,300W,MOD,DC-DC 1 1
876-5093-00 pwr sply,15V,300W,MOD,DC-DC 1 1
0 10 2 12