IR3629AMPBF International Rectifier, IR3629AMPBF Datasheet - Page 19

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IR3629AMPBF

Manufacturer Part Number
IR3629AMPBF
Description
High Frequency Synchronous PWM Buck Controller in a 12-Lead MLPD Package.
Manufacturer
International Rectifier
Datasheet

Specifications of IR3629AMPBF

Package
12-Lead MLPD
Circuit
Sync PWM Controller
Vcc (min)
4.0
Vcc (max)
30
Switch Freq (khz)
Internal 300kHz
Pbf
PbF Option Available
11/29/2007
PCB Metal and Components Placement
spacing should be ≥ 0.2mm to minimize shorting.
0.05mm inboard extension. The outboard extension ensures a large and inspectable toe fillet, and the
inboard extension will accommodate any part misalignment and ensure a fillet.
However, the minimum metal to metal spacing should be ≥ 0.17mm for 2 oz. Copper (≥ 0.1mm for 1 oz.
Copper and ≥ 0.23mm for 3 oz. Copper).
minimize the noise effect on the IC.
The lead land width should be equal to the nominal part lead width. The minimum lead to lead
The lead land length should be equal to maximum part lead length + 0.3 mm outboard extension +
The center pad land length and width should be equal to maximum part pad length and width.
Two 0.30mm diameter via should be placed in the center of the pad land and connected to ground to
IR3629/IR3629A MPbF
19

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