1N5993B-T50R Fairchild Semiconductor, 1N5993B-T50R Datasheet - Page 4

• Manufacturer Part Number: 1N5993B-T50R
• Description: 1n5985b - 1n6025b Zeners
• Manufacturer: Fairchild Semiconductor

©2004 Fairchild Semiconductor Corporation
Top Mark Information
General Requirements:
1.0 Cathod Band
2.0 First Line: F - Fairchild Logo
3.0 Second Line: Device name - For 1Nxx series: 3
4.0 Third Line: Device name - For 1Nxx series: 6
5.0 Fourth Line: XY or XYL - Two Digit - Six Weeks Date Code
6.0 Devices shall be marked as required in the device specification (PID or FSC Test Spec).
7.0 Maximum no. of marking lines: 4
8.0 Maximum no. of digits per line: 3
9.0 FSC logo must be 20 % taller than the alphanumeric marking and should occupy the 2 characters of the specified line.
10.0 Marking Font: Arial (Except FSC Logo)
11.0 First character of each marking line must be aligned vertically
F
522
9B
XY
Where: X represents the last digit of the calendar year
For BZXyy series: Voltage rating
For BZxx series: 4
(Continued)
Y represents the Six weeks numeric code
L represents the Large die identification
th
th
to 7
rd
to 6
1
2
3
4
st
nd
rd
th
th
to 5th characters of the device name.
line: F - Fairchild Logo
th
line: Device Name - 6
line: Device Code or - Two Digit - Six Weeks Date Code.
line: Device Name - 3
characters of the device name.
characters of the device name.
Date code plus or Two Digit - Six Weeks Date Code
Large die identification plus Large die identification, “L”
or Voltage rating for BZXyy series
or 4
th
rd
to 7
to 5
th
to 6
th
th
characters of the device name.
characters of the device name.
th
characters for BZXyy series
1N5985B - 1N6025B, Rev. C1 JULY 2006