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Product Change NoticeMicrochip

Qualification Plan for CuPdAu Bond Wire in Microchip 8L TSSOP Packages (PCN MFOL-04FAZG527)

Microchip qualification plan for CuPdAu bond wire material in 8L TSSOP packages for various 23K and 23A series SRAM devices at the MMT assembly site.

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Overview

This document outlines the qualification plan (PCN MFOL-04FAZG527) for introducing palladium coated copper with gold flash (CuPdAu) as an additional bond wire material. The change affects specific Microchip 23K and 23A series SRAM catalog part numbers, including 23K640, 23K256, 23A256, and 23A640, in 8L TSSOP (4.4mm) packages assembled at the MMT site. The qualification includes reliability testing such as Wire Bond Pull, Wire Bond Shear, High Temperature Storage Life (HTSL), Preconditioning (MSL 1), Highly Accelerated Stress Test (HAST), Unbiased HAST (UHAST), and Temperature Cycling. Material specifications include C7025 lead-frame material, QMI519 die attach, and G600V molding compound.

Use Cases

  • Reliability assessment of SRAM components
  • Tracking material changes in semiconductor packaging
  • Compliance verification for CuPdAu bond wire transition

Topics

Microchip
PCN
CuPdAu
bond wire
TSSOP
SRAM
23K640
23K256
23A256
23A640
qualification plan
MMT assembly

Referenced Parts

23A256-I/ST

Microchip

23A256-I/ST, 23A640-I/ST catalog part numbers (CPN) available in 8L TSSOP

23A256T-I/ST

Microchip

23A256T-I/ST, 23A640T-I/ST, 23K256T-E/ST, 23K640T-E/ST catalog part numbers (CPN)

23A640T-I/ST

Microchip

23A640T-I/ST, 23K256T-E/ST, 23K640T-E/ST, 23K256-E/ST catalog part numbers (CPN)

23K256-E/ST

Microchip

23K256-E/ST, 23K640-E/ST, 23A256-I/ST, 23A640-I/ST catalog part numbers (CPN)

23K256-I/ST

Microchip

23K256-I/ST, 23K640-I/ST, 23K256T-I/ST, 23A256T-I/ST, 23A640T-I/ST catalog part numbers (CPN)

23K256T-E/ST

Microchip

23K256T-E/ST, 23K640T-E/ST, 23K256-E/ST, 23K640-E/ST catalog part numbers (CPN)

23K256T-I/ST

Microchip

23K256T-I/ST, 23A256T-I/ST, 23A640T-I/ST catalog part numbers (CPN)

23K640-E/ST

Microchip

23K640-E/ST, 23A256-I/ST, 23A640-I/ST catalog part numbers (CPN)

23K640-I/ST

Microchip

23K640-I/ST, 23K256T-I/ST, 23A256T-I/ST, 23A640T-I/ST catalog part numbers (CPN)

23K640T-E/ST

Microchip

23K640T-E/ST, 23K256-E/ST, 23K640-E/ST, 23A256-I/ST catalog part numbers (CPN)

23K640T-I/ST

Microchip

Qualification of palladium coated copper with gold flash (CuPdAu) as an additional bond wire material 23K640T-I/ST

23A256-I/ST

Microchip

E/ST, 23K640-E/ST, 23A256-I/ST, 23A640-I/ST catalog part

23A256-I/ST

Microchip

23K256-E/ST, 23K640-E/ST, 23A256-I/ST, 23A640-I/ST catalog part numbers

23A256T-I/ST

Microchip

23K256T-I/ST, 23A256T-I/ST, 23A640T-I/ST, 23K256T-E/ST, 23K640T-E/ST,

23A640-I/ST

Microchip

E/ST, 23K640-E/ST, 23A256-I/ST, 23A640-I/ST catalog part

23A640-I/ST

Microchip

23K256-E/ST, 23K640-E/ST, 23A256-I/ST, 23A640-I/ST catalog part numbers

23A640T-I/ST

Microchip

I/ST, 23A640T-I/ST, 23K256T-E/ST, 23K640T-E/ST, 23K256-

23A640T-I/ST

Microchip

23K256T-I/ST, 23A256T-I/ST, 23A640T-I/ST, 23K256T-E/ST, 23K640T-E/ST,

23K256-E/ST

Microchip

23K256-E/ST, 23K640-E/ST, 23A256-I/ST, 23A640-I/ST catalog part numbers

23K256-I/ST

Microchip

additional bond wire material 23K640T-I/ST, 23K256-I/ST, 23K640-I/ST,

23K256-I/ST

Microchip

I/ST, 23K256-I/ST, 23K640-I/ST, 23K256T-I/ST, 23A256T-

23K256T-E/ST

Microchip

I/ST, 23A640T-I/ST, 23K256T-E/ST, 23K640T-E/ST, 23K256-

23K256T-E/ST

Microchip

23K256T-I/ST, 23A256T-I/ST, 23A640T-I/ST, 23K256T-E/ST, 23K640T-E/ST,

23K256T-I/ST

Microchip

I/ST, 23K256-I/ST, 23K640-I/ST, 23K256T-I/ST, 23A256T-

23K256T-I/ST

Microchip

23K256T-I/ST, 23A256T-I/ST, 23A640T-I/ST, 23K256T-E/ST, 23K640T-E/ST,

23K640-E/ST

Microchip

23K256-E/ST, 23K640-E/ST, 23A256-I/ST, 23A640-I/ST catalog part numbers

23K640-E/ST

Microchip

E/ST, 23K640-E/ST, 23A256-I/ST, 23A640-I/ST catalog part

23K640-I/ST

Microchip

additional bond wire material 23K640T-I/ST, 23K256-I/ST, 23K640-I/ST,

23K640-I/ST

Microchip

I/ST, 23K256-I/ST, 23K640-I/ST, 23K256T-I/ST, 23A256T-

23K640T-E/ST

Microchip

I/ST, 23A640T-I/ST, 23K256T-E/ST, 23K640T-E/ST, 23K256-

23K640T-E/ST

Microchip

23K256T-I/ST, 23A256T-I/ST, 23A640T-I/ST, 23K256T-E/ST, 23K640T-E/ST,

23K640T-I/ST

Microchip

additional bond wire material 23K640T-I/ST, 23K256-I/ST, 23K640-I/ST,

125C

Microchip

Electrical test pre and post stress at 85C and 125C

125C

Microchip

125C temp.

125C

Microchip

Electrical test pre and post stress at +25C, 85C and 125C

23A256T-

Microchip

I/ST, 23K256-I/ST, 23K640-I/ST, 23K256T-I/ST, 23A256T-

23K256-

Microchip

I/ST, 23A640T-I/ST, 23K256T-E/ST, 23K640T-E/ST, 23K256-

23K640T-

Microchip

(CuPdAu) as an additional bond wire material 23K640T-

260C

Microchip

MSL 1 @ 260C

4.4mm

Microchip

numbers (CPN) available in 8L TSSOP (4.4mm) package at

4.4mm

Microchip

(CPN) available in 8L TSSOP (4.4mm) package at MMT assembly site.

85C

Microchip

Electrical test pre and post stress at 85C and 125C

85C

Microchip

Electrical test pre and post stress at +25C, 85C and 125C

85C

Microchip

Electrical test pre and post stress at +25C, 85C and

B100

Microchip

Physical Dimensions Measure per JESD22 B100 and B108 10 0 3 30 5

B108

Microchip

Physical Dimensions Measure per JESD22 B100 and B108 10 0 3 30 5

BD-004371-01

Microchip

BD Number BD-004371-01

C7025

Microchip

Material C7025

CDF-AEC-Q100-001

Microchip

Wire Bond Shear - WBS CDF-AEC-Q100-001 5 0 1 5 5 30 bonds from a min. 5 devices.

G600V

Microchip

MC Part Number G600V

JESD22

Microchip

Physical Dimensions Measure per JESD22 B100 and B108 10 0 3 30 5

JESD22-A103.

Microchip

JESD22-A103. +175 C for 504 hours or 150°C for 1008

JESD22-A104.

Microchip

Temp Cycle JESD22-A104. -65°C to +150°C for 500 cycles.

JESD22-A110.

Microchip

HAST JESD22-A110. +130°C/85% RH for 96 hours or

JESD22-A113.

Microchip

JESD22-A113. +150°C Bake for 24 hours, moisture

Jedec-STD-020E

Microchip

reflow temperature per Jedec-STD-020E for package

MFOL-04FAZG527

Microchip

PCN #: MFOL-04FAZG527

QMI519

Microchip

Die Attach Part Number QMI519

TK0017C5XD00

Microchip

MP Code (MPC) TK0017C5XD00