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[edit] TO: Transistor Outline

Metal TO packages called Metal Header Package or Metal Can. Plastic TO packages referred to as 'Plastic Header Package', are generally a black plastic package with a back metal heat sink and one side with two of more pins

Image	Abbrv	Full Name	JEDEC/JEITA
	TO-3	Metal Can	[1]
	TO3-B	Metal Can	[2]
	TO-3P	Plastic	[3]
	TO-3PF	Plastic	[4]
	ITO-3P
	TO-PN		[5]
	TO-5	Metal can	[6]
	TO-8	Metal Header Package	[7]
	TO-18	Metal Can
	TO-18 (plastic) 2L	Metal can with ,optical, clear plastic top	[8]
	TO-18 (Convex Lens) 3L	Metal can with ,optical, convex lens top	[9]
	TO-18 (Flat Lens) 3L	Metal can with ,optical, flat lens top	[10]
	TO-39	Metal Can	[11]
	TO-46	Metal Can	[12]
	TO-46 (plastic)	Metal can with ,optical, clear plastic top	[13]
	TO-46 (Convex Lens)	Metal can with ,optical, convex lens top	[14]
	TO-46 (Flat Lens)	Metal can with ,optical, flat lens top	[15]
	TO-51	Metal Can	[16]
	TO-52	Metal Can	[17] [18]
	TO-71	Metal Can
	TO-72	Metal Can
	TO-78	Metal Can	[19]
	TO-92	Plastic Header Package with flat index	[20]
	TO-92; TO-18 Lead Form STD	plastic Header Package with flat index	[21]
	TO-92; TO-18rev Reverse Lead Form		[22]
	TO-92; TO-5 Standard Lead Form		[23]
	TO-92L		[24]
	TO-92R	REGULATOR
	TO-92S		[25]
	TO-93	Metal Can
	TO-99	Metal Header Package	[26]
	TO-100	Metal Header Package	[27]
	TO-126
	TO-218-1L		[28]
	TO-218AC		[29]
	TO-220		[30]
	TO-220AB, SC-46		[31]
	TO-220AC		[32]
	TO-220F		[33]
	TO-220FM	TO-220 Full Mold	[34]
	Isolated TO-220		[35]
	FTO-220
	ITO-220
	TO-226AE		[36]
	TO-237	plastic
	TO-243, SC-62	plastic
	TO-247F		[37]
	TO-247		[38]
	TO-247AD, TO-3P		[39]
	TO-247 Single Gauge		[40]
	TO-251, IPAK	plastic	[41]
	TO-252, SC-63, DPAK	plastic	[42]
	TO-262, I2PAK	plastic	[43]
	TO-263 thin	plastic
	TO-263, D2PAK	plastic	[44]
	TO-264	Plastic	[45]
	TO-268, D3PAK	plastic	[46]

[edit] PAK

• DPAK, TO-252
• D2PAK, TO-263
• D2PAK/A
• D3PAK, TO-268
• SPAK
• PPAK
• P2PAK
• P2PAK/A
• IPAK, TO-251
• I2PAK, TO-262
• I2SPAK

[edit] ISO/WATT

• ISOWATT
• ISOTOP
• PENTAWATT
• HEPTAWATT
• MULTIWATT