Changing The Orientation Of The Device Guide And Electrode Plate; Selecting The Device Guide Frame - Agilent Technologies 16197A Operation And Service Manual

Bottom electrode smd test fixture
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Changing the Orientation of the Device Guide and Electrode
Plate
Select a device guide frame suited to the DUT size, and mount the appropriate device guide
and electrode plate in the proper orientation so that a suitable frame is located at the
measuring position.

Selecting the device guide frame

Select a device guide frame suited to the DUT size, with reference to Table 3-1.
Table 3-1
Device Guide Frames and Applicable Device Sizes and Specifications
Frame position
1
3
2
4
5
NOTE
An excessively large gap between the DUT and device guide frame will result in contact
failure between the DUT and electrode, or poor measurement accuracy or repeatability. Be
sure to select a device guide frame that fits the DUT configuration.
If the DUT size does not fit any frame in the attached device guide, prepare a suitable
frame using the supplied blank device guide. For details, see "Working with the Device
Guide".
Chapter 3

Changing the Orientation of the Device Guide and Electrode Plate

Device size
EIAJ size
EIA size
3225
1210
3216
1206
2012
0805
1608
0603
1005
0402
0603
0201
Applicable chip size (mm)
Length (L)
Width (W)
3.2 ± 0.15
2.5 ± 0.15
3.2 ± 0.15
1.6 ± 0.15
2.0 ± 0.15
1.25 ± 0.15
1.6 ± 0.15
0.8 ± 0.15
1.0 ± 0.15
0.5 ± 0.15
0.6 ± 0.03
0.3 ± 0.03
Operation
Height
(H)
≥ 0.4
≥ 0.4
≥ 0.4
≥ 0.4
≥ 0.4
≥ 0.25
33

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