78M6612-IM Ver la hoja de datos (PDF) - Maxim Integrated

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componentes Descripción

Fabricante

78M6612-IM

Single-Phase, Dual-Outlet Power and Energy Measurement IC

Maxim Integrated 

DS_6612_001

5.2.3 Recommended PCB Land Pattern for the QFN-68 Package

78M6612 Data Sheet

Recommended PCB Land Pattern Dimensions

Symbol

e

x

y

d

A

G

Description

Lead pitch

Pad width

Pad length. See Note 3.

See Note 1.

Typical

Dimension

0.4 mm

0.23 mm

0.8 mm

6.3 mm

6.63 mm

7.2 mm

Note 1: Do not place unmasked vias in region denoted by dimension d.

Note 2: Soldering of bottom internal pad is not required for proper operation.

Note 3: The y dimension has been elongated to allow for hand soldering and reworking. Production

assembly may allow this dimension to be reduced as long as the G dimension is maintained.

Rev 2

41

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