MB39C601 datasheet(32/37 Pages) CYPRESS

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Document Number: 002-08393 Rev.*A

Page 32 of 37

MB39C601

18. MB39C601PNF Recommended Conditions of Moisture Sensitivity Level

[Cypress Recommended Mounting Conditions]

Recommended Reflow Condition

Item

Condition

Mounting Method

IR (infrared reflow), warm air reflow

Mounting times

2 times

Storage period

Before opening

Please use it within two years after manufacture.

From opening to the 2nd reflow

Less than 8 days

When the storage period after

opening was exceeded

Please process within 8 days

after baking (125°C ±3°C, 24H+ 2H/

─0H) .

Baking can be performed up to two times.

Storage conditions

5°C to 30°C, 70% RH or less (the lowest possible humidity)

[Mounting Conditions]

1. Reflow Profile

2. JEDEC Condition: Moisture Sensitivity Level 3 (IPC/JEDEC J-STD-020D)

260°C

(e)

(d')

(d)

255°C

170 °C

190 °C

(b)

(a)

(c)

Main heating

"H" rank : 260°C Max

(a) Temperature Increase gradient

: Average 1°C/s to 4°C /s

(b) Preliminary heating

: Temperature 170°C to 190°C, 60 s to 180 s

: Average 1°C /s to 4°C /s

(d) Peak temperature

: Temperature 260°C Max; 255°C or more, 10 s or less

(d') Main Heating

: Temperature 230°C or more, 40 s or less

Temperature 225°C or more, 60 s or less

Temperature 220°C or more, 80 s or less

(e) Cooling

: Natural cooling or forced cooling

Note: Temperature : the top of the package bod

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