UPD4712C データシートの表示（PDF） - NEC => Renesas Technology

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UPD4712C

RS-232 LINE DRIVER/RECEIVER

NEC => Renesas Technology 

µPD4712C/4712D

RECOMMENDED SOLDERING CONDITIONS

Soldering the µPD4712C and 4712D under the conditions listed in the table below is recommended.

For soldering methods and conditions other than those recommended, consult NEC.

Surface mount type

For the details of the recommended soldering conditions of the surface mount type, refer to Information document

“Semiconductor Device Mounting Technology Manual” (C10535EJ7V0IF00)

µPD4712CGT, 4712DGT

Soldering Method

Infrared reflow

VPS

Wave soldering

Pin partial heating

Soldering Condition

Package peak temperature: 235 ˚C, Time: 3 0 seconds MAX.

(210 ˚C MIN.), Number of times: 2, Number of days: not

limited*

Package peak temperature: 215 ˚C, Time: 40 seconds MAX.

(200 ˚C MIN.), Number of times: 2, Number of days: not

limited*

Soldering bath temperature: 260 ˚C MAX., Time: 10 seconds

MAX., Number of times: 1, Number of days: not limited*

Pin temperature: 300 ˚C MAX. (lead temperature), Time: 3

seconds MAX. (per lead pin), Number of days: not limited*

Recommended Condition Symbol

IR35-00-2

VP15-00-2

WS60-00-1

* The number of days the device can be stored at 25 ˚C, 65 % RH MAX. after the dry pack has been opened.

Caution Do not use two or more soldering methods in combination (except the pin partial heating method).

Throught-hole type

µPD4712CCY, 4712DCY

Soldering Method

Wave soldering

Soldering Conditions

Soldering bath temperature: 260 ˚C MAX., Time: 10 seconds MAX.

REFERENCE DOCUMENTS

“NEC Semiconductor Device Reliability/Quality Control System” (IEI-1212)

“Quality Grade on NEC Semiconductor Devices” (IEI-1209)

“Semiconductor Device Mounting Technology Manual” (C10535EJ7V0IF00)

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