In-depth technology research: finding new ways to recover data, accessing firmware, writing programs, reading bits off the platter, recovering data from dust.
Forum rules
Please
do not post questions about data recovery cases here (use
this forum instead). This forum is for topics on finding new ways to recover data. Accessing firmware, writing programs, reading bits off the platter, recovering data from dust...
December 10th, 2010, 13:48
I would need pinouts, for a linear 2.5 volt regulator that is in Seagate ST3750330AS, the regulator has 6-pins and it is located above the SDRAM chip.
There are following numbers and characters on top of the IC
9822
1(or something like that)L02
2.5
December 10th, 2010, 17:18
ST1L02PM, Very low quiescent bicmos voltage regulator, Fixed output voltage: 1.8V, 2.5V, 3.3V:
http://www.datasheetarchive.com/pdf-dat ... 630896.pdfhttp://www.st.com/stonline/products/lit ... /11242.pdfHere is an equivalent part that is sometime used:
LP38691SD-2.5, 2.5V, 500mA LDO CMOS Linear Regulator, National Semiconductor, marking L119B:
http://www.national.com/ds/LP/LP38691.pdfThese URLs should help you identify the components:
http://hddscan.com/doc/HDD_from_inside.htmlhttp://www.users.on.net/~fzabkar/HDD/HDD_ICs.txthttp://www.users.on.net/~fzabkar/HDD/TVS_diodes.txtBTW, "9822" appears to be a YWW (Year/Week) date code, ie week 22 of 2008.
:-)
Powered by phpBB © phpBB Group.