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SMT dictionary & SMT abbreviations

In the Surface Mount Technology business there is a lot of abbreviations. 
Some everyone know - others you need to look up.


SMT dictionary & SMT abbreviations

What is AOI?

AGV                  Automated Guided Vehicle  

AMF                 Auto Mount Feedback  

AMR                 Autonomous Mobile Robot

AOI                  Automated Optical Inspection 

ATS                  Automatic Tray Supplier

AXI                  Automatic X-ray inspection 

BGA                  Ball Grid Array - a type of SMD

BOM                Bill Of Materials - files used for e.g. programming

CAD                  Computer-Aided Design 

CAM                 Computer-Aided Manufacturing

CEM                 Contract Electronics Manufacturer

CONV               Conveyor system

What does CPH stand for?

CPH                  Components Per Hour

Cpk    ​          Process Capability Index

CSP                  Chip Scale Package

CTQ                  Critical To Quality

DFA                   Design For Assembly

DFM                  Design For Manufactures

DFT                   Design For Test

DPM                 Defects Per Million Opportunities

ECAD                Electronic Computer-Aided Design

EDA                   Electronic Design Automation 

EMC                  Electromagnetic Compatibility

EMI                   Electromagnetic interference 

EMT                  Electronic Manufacturing Technology 

What does EMS mean?

EMS                  Electronic Manufacturing Service

EOL                   End Of Line test

ERP                   Enterprise Resource Planning 

ESD                   Electrostatic Discharge 

FAI                    First Article Inspection

FCT                  Functional Circuit Test

FEFO               First Expired, First Out

FID                   Fiducial mark

FIFO                First In, First Out

FOV                 Field of view

FPC                  Flexible Printed Circuit


HAL                 Hot Air Levelling 

HASL              Hot Air Solder Leveling

IC                      Integrated Circuit

ICT                    In-Circuit Test

IIoT                   Industrial Internet of Things

IoT                     Internet of Things

ISM                   Intelligent Management System

IPC is short for?

IPC                     Institute for Printed Circuits. Global organization that develop standards for electronics manufacturing

IPC-A-610​    ​Acceptability of Electronic Assemblies

IPC-7711       ​Rework, Modification and Repair

IPC-7721       ​Repair of Printed Boards and Assemblies

JEDEC               Joint Electron Device Engineering Council

J-STD               Joint Standard

J-STD-001       Requirements for soldered electrical and electronic assemblies

KPI                    Key Performance Indicator

LCC                   Leadless Chip Carrier

LCR                   Inductor, Capacitor & Resistor

LED                   Light emitting diode

LGA                    Land Grid Array                                                                   

LQFP                  Low-profile Quad Flat Package

MES        ​ Manufacturing Execution System

MLCC      ​ Multilayer Ceramic Capacitor

MEMS  ​    ​ Micro-Electro-Mechanical Systems

MPM       ​           Manufacturing Process Management

MRP      ​           Material Requirements Planning 

MSL          ​ Moisture Sensitivity Level

MSD             ​Moisture Sensitive Device

NPI                  ​ New Product Introduction

ODM            ​ Original Design Manufacturer

OCV            ​Optical Character Verification

OCR                   Optical Character Recognition

OEE              ​Overall Equipment Effectiveness 

 

What does OEM mean? 

OEM                 Original Equipment Manufacturer

OSP                  Organic Solderability Preservative

What is PCB short for? 

PCB                 Printed Circuit Board

PCBA              Printed Circuit Board Assembled

PGA                Pin Grid Array

PLC                  Programmable Logic Controller

PLCC               Plastic Leaded Chip Carrier

PoP                  Package on Package

Ppk                 Process Performance Index

PTH                 Plated Through Hole

PWB                Printed Wiring Board

P&P                Pick & Place machines for SMD mounting

What is a QFP? 

QFP                  Quad Flat Package

QFN                 Quad Flat No-lead

REACH           Registration, Evaluation, Authorisation & Restriction of Chemicals  
                         (a European regulation)

Reflow            Reflow soldering process

RMA                Return Material Authorization

RFID                Radio Frequency Identification

RoHS               Restriction of Hazardous Substances 

SAC                 Tin-Silver-Copper solder alloy 

SiP                   System in Package

SIR                   Surface Insulation Resistance

SMA                  Surface-mount assembly (module assembled with SMT)

SMC                  Surface-mount components (components for SMT)

SMD                  Surface Mount Devices

SME                  Surface-mount equipment (SMT assembling machines)

SMEMA            Surface Mount Equipment Manufacturers Association

What does SMT mean? 

SMT                  Surface Mount Technology

SMP                  Surface-mount packages (SMD case forms)

SOIC                 Small Outline Integrated Circuit ​

SOJ                   Small Outline J-leaded

SOP                  Small Outline Package

SOT                  Small Outline Transistor

SPC                   Statistical Process Control

SPI                     Solder Paste Inspection

SSOP​                Shrink Small Outline Package

Stencil            Stencil solder printing

 
Tg                    Glass Transition Temperature

THT                  Through Hole Technology 

THR                  Through-Hole Reflow (in connection with soldering)

TQFP               Thin Quad Flat Package

TSOP               Thin Small Outline Package


UID                   Unique Identifier

UL                     Underwriters Laboratories

USP                  Uninterrupted Power Supply

VOC                  Volatile Organic Compounds

VOC-free         Volatile Organic Compounds Free


WAVE              Wave soldering

WIP                   Work In Progress

WMS               Warehouse Management System


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