MB39A214APFT-G-JNERE1 Datasheet, PDF (49/56 Pages) Fujitsu Component Limited. – 2ch DC/DC converter IC with PFM/ PWM synchronous rectification

MB39A214A
„ MB39A214APFT RECOMMENDED CONDITIONS OF MOISTURE SENSITIVITY
LEVEL
[FUJITSU SEMICONDUCTOR Recommended Mounting Conditions]
Item
Condition
Mounting Method
IR (infrared reflow), warm air reflow
Mounting times
2 times
Before opening
Please use it within two years after
manufacture.
Storage period
From opening to the 2nd reflow
When the storage period after
opening was exceeded
Less than 8 days
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) IR (infrared reflow)
260°C
245°C
Main heating
170 °C
to
190 °C
RT
(b)
(c) (d)
(e)
(a)
(d')
"M" rank : 250°C Max
(a) Temperature Increase gradient
(b) Preliminary heating
(c) Temperature Increase gradient
(d) Peak temperature
(d') Main Heating
(e) Cooling
: Average 1°C/s to 4°C /s
: Temperature 170°C to 190°C, 60 s to 180 s
: Average 1°C /s to 4°C /s
: Temperature 250°C Max; 245°C or more, 10 s or less
: Temperature 230°C or more, 40 s or less
or
Temperature 225°C or more, 60 s or less
or
Temperature 220°C or more, 80 s or less
: Natural cooling or forced cooling
Note: Temperature : the top of the package bod
DS405-00007-1v0-E
49