TL431 Datasheet, PDF (4/4 Pages) Motorola, Inc – PROGRAMMABLE PRECISION REFERENCES

WS
TL431
PAD LAYOUT
2
(0 ,0 )
T L 4 3 1 PA D D I A G R A M
C h ip size : 1 3 4 5 x 9 9 0
Pa d size :
U n it
: µm
3
4
1
PAD LOCATION
Pad No.
1
2
3
4
Pad Name
R
K
K
A
Description
Reference
Cathode
Cathode
Anode
Unit: µm
X
235
-505
-497.5
-177.5
Wafers
Size
Scribe width
Wafer’s Backside
Passivation
Physical Characteristics
4 inch
1.35 × 0.99 mm
90 µm
Ti – Ni – Ag: Ti - 0.1 ± 0.02 µm
Ni - 0.5 ± 0.1 µm
Ag - 0.6 ± 0.1 µm
PSG
460 ± 40 µm (thickness)
Y
400
343.5
-346
-341.5
4-4