MB39C011A datasheet(50/53 Pages) CYPRESS

Part #	MB39C011A

Description	2ch DC/DC Converter IC with Synchronous Rectification Datasheet

PDF	53 Pages

Scroll/Zoom	100%

Manufacturer	CYPRESS [Cypress Semiconductor]

Direct Link	http://www.cypress.com

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50 / 53 page

Document Number: 002-08369 Rev. *B

Page 50 of 53

MB39C011A

28.2

Parameters for Each Mounting Method

28.2.1

IR (infrared reflow)

28.2.2

Manual soldering (partial heating method)

Conditions : Temperature 400˚C Max

Times

: 5 s max/pin

260

°C

(e)

(d')

(d)

255

°C

170

°C

190

°C

(b)

(a)

(c)

Note : Temperature : the top of the package body

(a) Temperature Increase gradient

: Average 1˚C/s to 4˚C/s

(b) Preliminary heating

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

: Average 1˚C/s to 4˚C/s

(d) Actual heating

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

(d’)

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

Temperature 225˚C or more, 60s or less or

Temperature 220˚C or more, 80s or less

(e) Cooling

: Natural cooling or forced cooling

H rank : 260˚C Max

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