MB39C831 Datasheet, PDF (34/40 Pages) Cypress Semiconductor – Ultra Low Voltage Boost Power Management IC for Solar/Thermal Energy Harvesting Datasheet

MB39C831
16. Recommended Mounting Conditions
Table 16-1 Recommended Mounting Conditions
Items
Contents
Method
IR(Infrared Reflow) / Convection
Times
3 times in succession
Before unpacking
Please use within 2 years after production.
Floor life
From unpacking to reflow
In case over period
of floor life^(*1)
Within 7 days
Baking with 125°C+/-3°C for 24hrs+2hrs/-0hrs is required. Then please
use within 7 days (Please remember baking is up to 2 times).
Floor life
condition
Between 5°C and 30°C and also below 60%RH required.
(It is preferred lower humidity in the required temp range.)
*1: Concerning the Tape & Reel product, please transfer product to heatproof tray and so on when you perform baking. Also
please prevent lead deforming and ESD damage during baking process.
Figure 16-1 Recommended Mounting Conditions
Supplier Tp ≥ Tc
Supplier t_p
T_c
Tc -5°C
User Tp ≤ Tc
User tp
T_p
T_L
T_smax
T_smin
Max. Ramp Up Rate = 3°C/s
Max. Ramp Down Rate = 6°C/s
Preheat Area
t_s
t_p
T_c -5°C
t_L
25
Time 25°C to Peak
Time
Document Number: 002-08404 Rev *A
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