QB-179F124-T30MC Renesas Electronics America, QB-179F124-T30MC Datasheet - Page 25

• Manufacturer Part Number: QB-179F124-T30MC
• Description: 179F IECUBE 30 SSOP T-TYPE
• Manufacturer: Renesas Electronics America

Specifications of QB-179F124-T30MC

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2.5.5 Precautions for mounting IC using TC and MA
2.6
following procedure.
If connecting the emulation probe (QB-80-EP-01T), connect it to the QB-179F124 and the target system by the
(a) Connection of emulation probe
Connecting QB-179F124 to Target System
(1) Confirm that there is no weld flash in the resin (sealant part) of the IC. If there is weld flash, remove it
(2) Confirm that there is no weld flash breaking or bending of IC leads. In particular, confirm the planarity of
(3) Viewing the TC contact pins from the top, if there are foreign bodies on them, remove them using a brush or
(4) Put the supplied M2 x 6 mm screws in the four accessory holes of the MA and fasten the screws in opposite
(5) Depending on the use environment, when starting up a device that has been left for a long time, starting it
(6) If startup still is difficult after (5) above, check (1) to (3) again.
(7) Tightening the screws of the MA too much may give rise to cracks in the molded part of the MA (plastic
(8) After soldering the TC, do not perform cleaning by flux immersion or vapor.
Connect the emulation probe to the QB-179F124.
using a knife or the like.
IC leads. If there is abnormality in the planarity, correct that portion.
the like.
After confirming (1) to (3), fit the IC to the TC. Also fit the MA.
corners. At that time, use either the dedicated screwdriver that is supplied or a torque driver to fasten
them equally in turn with a tightening torque of 0.054 Nm (MAX.). Since the contact is poor if tightening is
too great, once you have lightly fastened the MA screws, tighten them again.
may be difficult. In this case, loosen the screws slightly and then retighten them.
part) and bend the mold into a bowed shape, making contact poor.
Figure 2-5. Emulation Probe Connection Method
CHAPTER 2
Preliminary User’s Manual U18586EJ1V0UM
Insert CN1 and CN2 of the probe into
TCN1 and TCN2 of the QB-179F124.
SETUP PROCEDURE
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