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IDProjectCategoryView StatusDate SubmittedLast Update
0000504T99X171.00 SKB EagleHWpublic2019-02-22 11:322019-04-01 10:42
Reporter(SW) Jacky Chiang Assigned To(HW) Tom Lee Due Date
PrioritynormalSeveritys2-severeReproducibilityhave not tried
Status closedResolutionfixed 
Summary0000504: OVP circuit of DC power line
DescriptionOVP circuit of DC power line
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Users monitoring this issue

User List (ALTech) Eric Kim , (ALTech) Jewoo Lee , (ALTech) Philip , (ALTech) SY Yoon , (HW) Jim Liang , (HW) Sean Chiang , (PM) Sheila Tu , (RD) Fu-chiang Young

Activities

(ALTech) SB Park

2019-02-28 10:07

developer   ~0001260

[1/29] Poly switch and zener diode location seem to be wrong. Sent this information to FXN
[2/01] Sent the additional information to FXN
[2/13] Foxconn will user "poly switch and TVS diode" configuration from DVT.

(HW) Sean Chiang

2019-03-25 09:55

developer   ~0001682

Hi SB,
We will change OVP/OCP design to IC solution due to preformance consideration

Hi Tom,
Please update the test report and the detail of our change to SB.

(HW) Tom Lee

2019-03-27 11:22

developer   ~0001725

Hi, SB
OVP IC - TI TPS25200 with T99X171T00 test report had finished.
The result show that, TPS25200 can protect T99X171T00 avoid damage when DC input is 12V.
Attached is the test report for you reference.
TI TPS25200 EVM with T99X171T00 Test Report_190327.pdf (919,443 bytes)

(ALTech) SB Park

2019-04-01 10:41

developer   ~0001788

I'll close this issue, this method is perfect

(ALTech) SB Park

2019-04-01 10:42

developer   ~0001789

perfect solution

Issue History

Date Modified Username Field Change
2019-02-22 11:32 (SW) Jacky Chiang New Issue
2019-02-28 10:07 (ALTech) SB Park Note Added: 0001260
2019-02-28 10:07 (ALTech) SB Park Assigned To => (HW) Sean Chiang
2019-02-28 10:07 (ALTech) SB Park Status new => assigned
2019-02-28 10:07 (ALTech) SB Park Issue Monitored: (ALTech) SY Yoon
2019-02-28 10:08 (ALTech) SB Park Issue Monitored: (ALTech) Eric Kim
2019-02-28 10:08 (ALTech) SB Park Issue Monitored: (ALTech) Jewoo Lee
2019-02-28 10:08 (ALTech) SB Park Issue Monitored: (ALTech) Philip
2019-02-28 10:08 (ALTech) SB Park Issue Monitored: (PM) Sheila Tu
2019-03-25 09:36 (HW) Sean Chiang Issue Monitored: (HW) Sean Chiang
2019-03-25 09:37 (HW) Sean Chiang Issue Monitored: (RD) Fu-chiang Young
2019-03-25 09:37 (HW) Sean Chiang Issue Monitored: (HW) Jim Liang
2019-03-25 09:38 (HW) Sean Chiang Assigned To (HW) Sean Chiang => (HW) Tom Lee
2019-03-25 09:55 (HW) Sean Chiang Note Added: 0001682
2019-03-27 11:22 (HW) Tom Lee File Added: TI TPS25200 EVM with T99X171T00 Test Report_190327.pdf
2019-03-27 11:22 (HW) Tom Lee Note Added: 0001725
2019-04-01 10:41 (ALTech) SB Park Note Added: 0001788
2019-04-01 10:42 (ALTech) SB Park Status assigned => closed
2019-04-01 10:42 (ALTech) SB Park Resolution open => fixed
2019-04-01 10:42 (ALTech) SB Park Note Added: 0001789