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TO-92 Semiconductors

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Package / Case = TO-92

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Part #

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, NPN

BC549C
Diotec Semiconductor
1: $0.169
11,245In Stock

Mfr. Part #
BC549C

Mouser Part #
637-BC549C

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, NPN

Learn More

Datasheet

11,245In Stock

$0.169

$0.105

$0.072

$0.052

Reel

$0.034

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 65V, 100mA, PNP

BC556B
Diotec Semiconductor
1: $0.182
7,567In Stock

Mfr. Part #
BC556B

Mouser Part #
637-BC556B

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 65V, 100mA, PNP

Learn More

Datasheet

7,567In Stock

$0.182

$0.114

$0.072

$0.052

Reel

$0.034

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 45V, 100mA, PNP

BC557B
Diotec Semiconductor
1: $0.143
5,500In Stock
8,000Expected 8/28/2026

Mfr. Part #
BC557B

Mouser Part #
637-BC557B

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 45V, 100mA, PNP

Learn More

Datasheet

5,500In Stock

8,000Expected 8/28/2026

$0.143

$0.104

$0.087

$0.07

Reel

$0.046

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 45V, 100mA, PNP

BC557C
Diotec Semiconductor
1: $0.182
7,275In Stock
8,000Expected 9/25/2026

Mfr. Part #
BC557C

Mouser Part #
637-BC557C

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 45V, 100mA, PNP

Learn More

Datasheet

7,275In Stock

8,000Expected 9/25/2026

$0.182

$0.114

$0.072

$0.052

Reel

$0.034

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, PNP

BC558A
Diotec Semiconductor
1: $0.169
11,784In Stock

Mfr. Part #
BC558A

Mouser Part #
637-BC558A

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, PNP

Learn More

Datasheet

11,784In Stock

$0.169

$0.114

$0.072

$0.052

Reel

$0.039

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, PNP

BC558C
Diotec Semiconductor
1: $0.182
11,396In Stock

Mfr. Part #
BC558C

Mouser Part #
637-BC558C

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, PNP

Learn More

Datasheet

11,396In Stock

$0.182

$0.114

$0.072

$0.052

Reel

$0.039

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, PNP

BC559A
Diotec Semiconductor
1: $0.169
8,865In Stock

Mfr. Part #
BC559A

Mouser Part #
637-BC559A

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, PNP

Learn More

Datasheet

8,865In Stock

$0.169

$0.114

$0.096

$0.077

Reel

$0.023

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, PNP

BC559B
Diotec Semiconductor
1: $0.182
10,196In Stock

Mfr. Part #
BC559B

Mouser Part #
637-BC559B

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, PNP

Learn More

Datasheet

10,196In Stock

$0.182

$0.114

$0.072

$0.052

Reel

$0.039

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, PNP

BC559C
Diotec Semiconductor
1: $0.169
9,831In Stock

Mfr. Part #
BC559C

Mouser Part #
637-BC559C

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, PNP

Learn More

Datasheet

9,831In Stock

$0.169

$0.114

$0.072

$0.052

Reel

$0.034

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 80V, 500mA, NPN

MPSA06
Diotec Semiconductor
1: $0.286
21,483In Stock

Mfr. Part #
MPSA06

Mouser Part #
637-MPSA06

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 80V, 500mA, NPN

Datasheet

21,483In Stock

$0.286

$0.176

$0.109

$0.079

Reel

$0.055

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 300V, 500mA, NPN

MPSA42
Diotec Semiconductor
1: $0.273
1,303In Stock
12,000Expected 10/23/2026

Mfr. Part #
MPSA42

Mouser Part #
637-MPSA42

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 300V, 500mA, NPN

Datasheet

1,303In Stock

12,000Expected 10/23/2026

$0.273

$0.178

$0.126

$0.105

Reel

$0.085

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 400V, 300mA, NPN

MPSA44
Diotec Semiconductor
1: $0.351
10,678In Stock

Mfr. Part #
MPSA44

Mouser Part #
637-MPSA44

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 400V, 300mA, NPN

Datasheet

10,678In Stock

$0.351

$0.215

$0.134

$0.099

Reel

$0.077

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 80V, 500mA, PNP

MPSA56
Diotec Semiconductor
1: $0.299
10,535In Stock

Mfr. Part #
MPSA56

Mouser Part #
637-MPSA56

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 80V, 500mA, PNP

Datasheet

10,535In Stock

$0.299

$0.185

$0.116

$0.085

Reel

$0.057

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 300V, 500mA, PNP

MPSA92
Diotec Semiconductor
1: $0.299
23,566In Stock

Mfr. Part #
MPSA92

Mouser Part #
637-MPSA92

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 300V, 500mA, PNP

Datasheet

23,566In Stock

$0.299

$0.208

$0.155

$0.114

Reel

$0.072

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT NPN Gen Pur SS

2N5550 PBFREE
Central Semiconductor
1: $1.24
3,544Expected 9/8/2026

Mfr. Part #
2N5550 PBFREE

Mouser Part #
610-2N5550

Central Semiconductor

Bipolar Transistors - BJT NPN Gen Pur SS

Datasheet

3,544Expected 9/8/2026

$1.24

$0.883

$0.55

$0.38

View

Min.: 1
Mult.: 1

Bipolar Transistors - BJT NPN Gen Pur SS

MPSA18 PBFREE
Central Semiconductor
1: $1.85
2,582In Stock

Mfr. Part #
MPSA18 PBFREE

Mouser Part #
610-MPSA18

Central Semiconductor

Bipolar Transistors - BJT NPN Gen Pur SS

Datasheet

2,582In Stock

$1.85

$1.16

$0.768

$0.601

View

Min.: 1
Mult.: 1

Bipolar Transistors - BJT PNP Med Power

MPSA56 PBFREE
Central Semiconductor
1: $1.04
6,558In Stock
7,500Expected 10/21/2026

Mfr. Part #
MPSA56 PBFREE

Mouser Part #
610-MPSA56

Central Semiconductor

Bipolar Transistors - BJT PNP Med Power

Datasheet

6,558In Stock

7,500Expected 10/21/2026

$1.04

$0.645

$0.416

$0.317

View

Min.: 1
Mult.: 1

Bipolar Transistors - BJT BJT, TO-92, 25V, 800mA, PNP

BC328-25
Diotec Semiconductor
1: $0.208
7,782In Stock

Mfr. Part #
BC328-25

Mouser Part #
637-BC328-25

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 25V, 800mA, PNP

Learn More

Datasheet

7,782In Stock

$0.208

$0.142

$0.118

$0.095

Reel

$0.031

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 45V, 100mA, NPN

BC547A
Diotec Semiconductor
1: $0.182
7,560In Stock
4,000Expected 11/13/2026

Mfr. Part #
BC547A

Mouser Part #
637-BC547A

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 45V, 100mA, NPN

Learn More

Datasheet

7,560In Stock

4,000Expected 11/13/2026

$0.182

$0.122

$0.088

$0.072

Reel

$0.059

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, NPN

BC548A
Diotec Semiconductor
1: $0.156
7,033In Stock
4,000Expected 12/4/2026

Mfr. Part #
BC548A

Mouser Part #
637-BC548A

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, NPN

Learn More

Datasheet

7,033In Stock

4,000Expected 12/4/2026

$0.156

$0.105

$0.072

$0.052

Reel

$0.039

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, NPN

BC549B
Diotec Semiconductor
1: $0.169
3,702In Stock
8,000Expected 9/25/2026

Mfr. Part #
BC549B

Mouser Part #
637-BC549B

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, NPN

Learn More

Datasheet

3,702In Stock

8,000Expected 9/25/2026

$0.169

$0.105

$0.072

$0.052

Reel

$0.034

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 65V, 100mA, PNP

BC556A
Diotec Semiconductor
1: $0.182
7,721In Stock
4,000Expected 10/9/2026

Mfr. Part #
BC556A

Mouser Part #
637-BC556A

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 65V, 100mA, PNP

Learn More

Datasheet

7,721In Stock

4,000Expected 10/9/2026

$0.182

$0.114

$0.072

$0.052

Reel

$0.039

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 65V, 100mA, PNP

BC556C
Diotec Semiconductor
1: $0.169
8,284In Stock

Mfr. Part #
BC556C

Mouser Part #
637-BC556C

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 65V, 100mA, PNP

Learn More

Datasheet

8,284In Stock

$0.169

$0.114

$0.072

$0.052

Reel

$0.039

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 45V, 100mA, PNP

BC557A
Diotec Semiconductor
1: $0.13
10,287In Stock

Mfr. Part #
BC557A

Mouser Part #
637-BC557A

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 45V, 100mA, PNP

Learn More

Datasheet

10,287In Stock

$0.13

$0.035

$0.031

$0.03

Reel

$0.027

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, PNP

BC558B
Diotec Semiconductor
1: $0.13
9,940In Stock
1,000Expected 9/25/2026

Mfr. Part #
BC558B

Mouser Part #
637-BC558B

Diotec Semiconductor

Bipolar Transistors - BJT BJT, TO-92, 30V, 100mA, PNP

Learn More

Datasheet

9,940In Stock

1,000Expected 9/25/2026

$0.13

$0.035

$0.031

$0.03

Reel

$0.026

View

Min.: 1
Mult.: 1

: 4,000

TO-92 Semiconductors

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