Integrated circuit packages, the form an IC is manufactured in, are as wide and varied as a Donald Trump “alternative truth”. Below is the big list of integrated circuit (IC) package types including the package name, package full (official) name, remarks and notes, and a picture of diagram of the electronic package.
Through-hole packages
Through-hole IC packages have leads which can be soldered onto a PCB or inserted into a breadboard slot.
SIP or SIL |
Single in-line package |
Has one row of connecting pins often with a lead frame used as a heat sink. |
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DIP (DIL or DIPP) |
Dual in-line package |
Has two parallel rows of connecting pins – 0.1 in (2.5 mm) pin spacing, rows 0.3 in (7.6 mm) or 0.6 in (15 mm) apart. Sometimes referred to as Dipn where n=total number of pins. |
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CDIP |
Ceramic DIP |
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CERDIP |
Glass sealed ceramic |
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QIP or QIL |
Quadruple in-line package |
Looks like a DIP but with staggered (zig-zag) pins to allow more reliable soldering. |
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SDIP |
Skinny DIP |
Standard DIP with 0.1 inch pin spacing, rows 0.3 inches apart. |
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ZIP |
Zig-zag in-line package |
A short-lived packaging technology initially intended to replace the dual in-line packaging. Typically has 20 or 40 pins with rows staggered 1.27mm apart. Used by Acorn and Commodore Amiga. |
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MDIP |
Molded DIP |
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PDIP |
Plastic DIP |
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Surface mount packages
CCGA |
Ceramic Column Grid Array |
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CGA |
Column Grid Array |
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CERPACK |
Ceramic package |
A hermetically sealed ceramic package with leads extending from both of its longer sides. |
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CQGP |
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LLP |
Leadless leadframe package |
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LGA |
Land Grid Array |
Has pins on the socket (when a socket is used) rather than the IC. Contacts are connected to a grid of contacts on the PCB. Not all rows and columns of the grid are used. Used in microprocessors such as Intel Pentium 4, Xeon, Core 2, and AMD Opteron. |
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LTCC |
Low temperature co-fired ceramic |
Entire Ceramic support structure and any conductive, resistive, and dielectric materials are fired in a kiln at the same time. Typical devices include capacitors, inductors, resistors, transformers, and hybrid circuits. Often used in military electronics or RF applications. |
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MCM |
Multi-Chip Module |
Come in a variety of forms and classified according to the technology used to create the HDI substrate. |
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MICRO SMDXT |
Micro Surface Mount Device extended technology |
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Chip carrier
A chip carrier has contacts on all four edges are are typically soldered onto a PCB circuit board or inserted into a socket.
BCC |
Bump Chip Carrier |
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CLCC |
Ceramic Leadless Chip Carrier |
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LCC |
Leadless Chip Carrier |
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LCC |
Leaded Ceramic Chip Carrier |
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LCCC |
Leaded Ceramic Chip Carrier |
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DLCC |
Dual Leadless Chip Carrier (Ceramic) |
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PLCC |
Plastic Leaded Chip Carrier |
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Pin grid arrays
A pin grid array (PGA) is a package with pins arranged as an array on the underside of the package. Pins are commonly spaced 2.54mm apart and may or may not cover the entire underside of the package. PGAs are commonly mounted on printed circuit boards using the through-hole method or inserted into a socket.
OPGA |
Organic Pin Grid Array |
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FCPGA or FC-PGA |
Flip-chip pin Grid Array |
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PAC |
Pin Array Cartridge |
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PGA or PPGA |
Pin grid array |
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CPGA |
Ceramic Pin Grid Array |
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Flat packages (aka Flatpack)
Flatpack is a US military standardized printed circuit board surface mount package.
CFP |
Ceramic Flat Pack |
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CQFP |
Ceramic Quad Flat-Pack |
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BQFP |
Bumpered Quad Flat Pack |
Type of QFP with bumpers on four corners to protect leads against mechanical damage |
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DFN |
Dual Flat Pack |
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ETQFP |
Exposed Thin Quad Flat Package |
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PQFN |
Power Quad Flat-Pack |
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PQFP |
Plastic Quad Flat Package |
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LQFP |
Low-profile Quad Flat Package |
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QFN |
Quad Flat No-leads package |
Also called MLF. Offers advantages including reduce lead inductance, small footprint, and low weight. |
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QFP |
Quad Flat Package |
A surface mount IC package with gull wing leads extending from each of its four sides. Similar to a PLCC package but with pins of less pitch. Typically 2.0 to 3.8 mm thick. |
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MQFP |
Metric Quad Flat Pack |
QFP with metric pin distribution |
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HVQFN |
Heat-sink Very-thin Quad Flat-pack No-leads |
A type of QFP with no component leads extending from the IC. Pads are spaced along the sides of the IC with an exposed DIE that can be used as ground. |
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SIDEBRAZE |
Sidebraze package |
Ceramic package with leads extending from both of the longer sides (a type of dual in-line package). It is hermetically sealed with a metal cap. |
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TQFP |
Thin Quad Flat Pack |
Similar to QFP but thinner. Typically has pins with 0.8mm pitch in a package 5mm by 5mm by 1mm thick. |
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TQFN |
Thin Quad Flat No-Lead |
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VQFP |
Very-thin Quad Flat Pack |
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ODFN |
Optical Dual Flat No-Lead |
Packaged in a transparent package for use in optical sensors |
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Small outline packages
SOP |
Small Outline Package |
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CSOP |
Ceramic Small Outline Package |
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HSOP |
Thermally Enhanced Small-Outline Package |
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MSOP |
Mini Small-Outline Package |
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PSOP |
Plastic Small-Outline Package |
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PSON |
Plastic Small-Outline No-Lead Package |
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QSOP |
Quarter-Size Small-Outline Package |
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SOIC |
Small Outline Integrated Circuit |
Also known as SOIC NARROW and SOIC WIDE. Typically named SOIC-n where n= number of pins. |
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SOJ |
J-leaded SOIC package |
A version of SOIC with J-type leads instead of gull-wing leads. |
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SSOP |
Shrink Small-Outline Package |
Have gull wing leads protruding from two long sides with lead spacing of 0.65mm. Often used in pagers, portable audio/video, disc drives, radio, and telecom products. |
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TSOP |
Thin Small-Outline Package |
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TSSOP |
Thin Shrink Small Outline Package |
Has legs protruding from the wide portion of the package with a leg count of 8 to 64. |
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TVSOP |
Thin Very Small-Outline Package |
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uMAX |
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Maxim trademarked package similar to a SOIC |
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WSON |
Very Very Thin Small Outline No Lead Package |
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Chip-Scale packages
ICs with an area no greater than 1.2 times that of the die (per J-STD-012 standard).
CSP |
Chip Scale Package |
Package is no more than 1.2x the size of the silicon chip |
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TCSP or TDSP |
True Chip Size Package |
Package is same size as silicon |
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MICRO SMD |
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CSP developed by National Semiconductor |
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COB |
Chip-on-board |
A bare silicon chip without a package |
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COF |
Chip-on-flex |
Variation of COB – chip mounted on flex circuit |
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COG |
Chip-on-glass |
Variation of COB – chip mounted on piece of glass (i.e. LCD) |
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Ball grid array
Surface-mount package typically used to permanently mount devices such as microprocessors. Soldering of these devices must be precise and is typically done by automated processes.
FBGA |
Fine Pitch Ball Grid Array |
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LBGA |
Low Profile Ball Grid Array |
Also known as Laminate Ball Grid Array |
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TEPBGA |
Thermally Enhanced Plastic Ball Grid Array |
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CBGA |
Ceramic Ball Grid Array |
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OBGA |
Organic Ball Grid Array |
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TFBGA |
Thin Fine Pitch Ball Grid Array |
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CTBGA |
Chip-Array Thin Core Ball Grid Array |
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PBGA |
Plastic Ball Grid Array |
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MAP-BGA |
Mold Array Process – Ball Grid Array |
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UCSP |
Micro Chip Scale Package |
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uBGA |
Micro-Ball Grid Array |
Ball spacing is less than 1mm |
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LFBGA |
Low Profile Fine Pitch Ball Grid Array |
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TBGA |
Thin Ball Grid Array |
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VTBGA |
Very Thin Ball Grid Array |
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SBGA |
Super Ball Grid Array |
Has more than 500 pins |
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UFBGA |
Ultra Fine Ball Grid Array |
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Transistor, diode, and small pin packages
MELF |
Metal Electrode Leadless Face |
Type of leadless surface mount package that is metalized on both ends. |
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SOD |
Small Outline Diode |
Surface mount diode package. |
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SOT |
Small-outline transistor |
Small footprint, surface mount typically used for transistors but also diodes and voltage regulators. |
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TO-3 |
Panel mount with leads |
Often used for transistors, rectifiers, and ICs. Usually has two mounting holes, two leads, the case being the third connection. |
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TO-5 |
Metal can package with radial leads |
Often used for transistors and some integrated circuits. Base diameter of 8.9mm, cap diameter of 8.1mm, and cap height of 6.3mm. |
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TO-18 |
Metal can package with radial leads |
Metal cased, simliar to TO-92 package (but more expensive). The tab is located 45 degree from pin 1 (typically the emitter). Lead diameter of .45 mm, cap diameter of 4.5 – 4.95mm, and overall width of 5.4mm. |
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TO-39 |
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TO-46 |
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TO-66 |
Similar to TO-3 but smaller. |
Similar to the TO-3 package but smaller. |
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TO-92 |
Plastic encapsulated package with three leads |
Widely used for transistors. Typically cased with epoxy or plastic. |
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TO-99 |
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TO-100 |
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TO-126 |
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Plastic encapsulated package with three leads and a hole for mounting on a heat sink |
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TO-220 |
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Through-hole plastic package typically with a metal heat sink tab and three leads |
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TO-226 |
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A small plastic-molded transistor outline package commonly used for discrete devices such as transistors, thyristors, and ICs with low lead counts. |
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TO-247 |
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Plastic encapsulated package with three leads and hole for mounting on a heat sink |
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TO-251 or IPAK |
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Similar to DPAK but with longer leads |
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TO-252 (SOT428 or DPAK) |
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Similar to DPAK but smaller |
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TO-262 (I2PAK) |
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Similar to D2PAK but with longer leads |
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TO-263 (D2PAK) |
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Similar to TO-220 without the extended tab and mounting hole |
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TO-274 (Super-247) |
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Similar to TO-247 but without the mounting hole |
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Additional information
IC chip dimensions
Surface-mount
C – Clearance between IC body and PCB
H – Total Height
T – Lead Thickness
L – Total Carrier Length
LW – Lead Width
LL – Lead Length
P – Pitch
Through hole
C – Clearance between IC body and board
H Total Height
T – Lead Thickness
L – Total Carrier Length
LW – Lead Width
LL – Lead Length
P – Pitch
WB – IC Body Width
WL – Lead-to-Lead Width-
All measurements below are given in mm. To convert mm to mils, divide mm by 0.0254 (i.e., 2.54 mm / 0.0254 = 100 mil).
C – Clearance between package body and PCB.
H – Height of package from pin tip to top of package.
T – Thickness of pin.
L – Length of package body only.
LW – Pin width.
LL – Pin length from package to pin tip.
P – Pin pitch (distance between conductors to the PCB).
WB – Width of the package body only.
WL – Length from pin tip to pin tip on the opposite side.