MGX B-52 Legacy 3

Detailed Card Description

QUADRANT 1 – Contains QTY 4 of P/N QFN48T.5-F-ISO (48-Leads, Body 7x7mm, Pitch 0.5mm)
QUADRANT 2 – Contains QTY 1 of P/N FBGA 244 (244-Leads WG, Body 19x19mm, Pitch 1mm)
QUADRANT 3 – Contains QTY 1 of P/N QFP80 (80-Leads, Body 14x14mm, Pitch 0.65mm)
QUADRANT 4 – Contains QTY 1 of P/N QFP160 (160-Leads, Body 28x28mm, Pitch 0.65mm)

SIR Test Parameters

QUADRANT 1
EDGE PIN 1 = ODD PADS
EDGE PIN 2 = EVEN PADS + GND LUG
QUADRANT 2
EDGE PIN 3 = ODD ROW PADS + GND LUG
EDGE PIN 4 = EVEN ROW PADS
QUADRANT 3
EDGE PIN 5 = EVEN PADS
EDGE PIN 6 = ODD PADS
EDGE PIN 7 = UPPER COMB BUS
EDGE PIN 8 = LOWER COMB BUS
QUADRANT 4
EDGE PIN 5 = EVEN PADS
EDGE PIN 6 = ODD PADS
EDGE PIN 7 = LEFT COMB BUS
EDGE PIN 8 = RIGHT COMB BUS

Uses

IPC J-STD-001 H
Activity of Flux Residue
Materials Characterization
Solder Mask Characterization
Conformal Coating Characterization
Wash Fluid Entrapment
Clean vs Partial Cleaning
Bath Life
Rinsing
Bottom Termination
SIR Comb Under the Component
BGA
Tight Pitch
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