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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: $0.13
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

$0.13

$0.081

$0.055

$0.04

Reel

$0.026

View

Min.: 1
Mult.: 1

: 4,000

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

BC556B
Diotec Semiconductor
1: $0.14
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

$0.14

$0.088

$0.055

$0.04

Reel

$0.026

View

Min.: 1
Mult.: 1

: 4,000

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

BC557B
Diotec Semiconductor
1: $0.11
5,508In 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

5,508In Stock

8,000Expected 8/28/2026

$0.11

$0.08

$0.067

$0.054

Reel

$0.035

View

Min.: 1
Mult.: 1

: 4,000

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

BC557C
Diotec Semiconductor
1: $0.14
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

$0.14

$0.088

$0.055

$0.04

Reel

$0.026

View

Min.: 1
Mult.: 1

: 4,000

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

BC558A
Diotec Semiconductor
1: $0.13
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

$0.13

$0.088

$0.055

$0.04

Reel

$0.03

View

Min.: 1
Mult.: 1

: 4,000

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

BC558C
Diotec Semiconductor
1: $0.14
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

$0.14

$0.088

$0.055

$0.04

Reel

$0.03

View

Min.: 1
Mult.: 1

: 4,000

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

BC559A
Diotec Semiconductor
1: $0.13
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

$0.13

$0.088

$0.074

$0.059

Reel

$0.018

View

Min.: 1
Mult.: 1

: 4,000

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

BC559B
Diotec Semiconductor
1: $0.14
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

$0.14

$0.088

$0.055

$0.04

Reel

$0.03

View

Min.: 1
Mult.: 1

: 4,000

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

BC559C
Diotec Semiconductor
1: $0.14
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

$0.14

$0.088

$0.055

$0.04

Reel

$0.026

View

Min.: 1
Mult.: 1

: 4,000

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

MPSA06
Diotec Semiconductor
1: $0.22
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

$0.22

$0.135

$0.084

$0.061

Reel

$0.042

View

Min.: 1
Mult.: 1

: 4,000

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

MPSA42
Diotec Semiconductor
1: $0.21
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

$0.21

$0.137

$0.097

$0.081

Reel

$0.065

View

Min.: 1
Mult.: 1

: 4,000

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

MPSA44
Diotec Semiconductor
1: $0.27
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

$0.27

$0.165

$0.103

$0.076

Reel

$0.059

View

Min.: 1
Mult.: 1

: 4,000

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

MPSA56
Diotec Semiconductor
1: $0.23
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

$0.23

$0.142

$0.089

$0.065

Reel

$0.044

View

Min.: 1
Mult.: 1

: 4,000

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

MPSA92
Diotec Semiconductor
1: $0.23
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

$0.23

$0.16

$0.119

$0.088

Reel

$0.055

View

Min.: 1
Mult.: 1

: 4,000

Bipolar Transistors - BJT NPN Gen Pur SS

2N5550 PBFREE
Central Semiconductor
1: $0.95
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

$0.95

$0.679

$0.423

$0.292

View

Min.: 1
Mult.: 1

Bipolar Transistors - BJT NPN Gen Pur SS

MPSA18 PBFREE
Central Semiconductor
1: $1.42
2,582In Stock

Mfr. Part #
MPSA18 PBFREE

Mouser Part #
610-MPSA18

Central Semiconductor

Bipolar Transistors - BJT NPN Gen Pur SS

Datasheet

2,582In Stock

$1.42

$0.893

$0.591

$0.462

View

Min.: 1
Mult.: 1

Bipolar Transistors - BJT PNP Med Power

MPSA56 PBFREE
Central Semiconductor
1: $0.80
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

$0.80

$0.496

$0.32

$0.244

View

Min.: 1
Mult.: 1

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

BC328-25
Diotec Semiconductor
1: $0.16
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

$0.16

$0.109

$0.091

$0.073

Reel

$0.024

View

Min.: 1
Mult.: 1

: 4,000

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

BC547A
Diotec Semiconductor
1: $0.14
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

$0.14

$0.094

$0.068

$0.055

Reel

$0.045

View

Min.: 1
Mult.: 1

: 4,000

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

BC548A
Diotec Semiconductor
1: $0.12
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

$0.12

$0.081

$0.055

$0.04

Reel

$0.03

View

Min.: 1
Mult.: 1

: 4,000

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

BC549B
Diotec Semiconductor
1: $0.13
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

$0.13

$0.081

$0.055

$0.04

Reel

$0.026

View

Min.: 1
Mult.: 1

: 4,000

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

BC556A
Diotec Semiconductor
1: $0.11
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

$0.11

$0.08

$0.067

$0.054

Reel

$0.035

View

Min.: 1
Mult.: 1

: 4,000

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

BC556C
Diotec Semiconductor
1: $0.13
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

$0.13

$0.088

$0.055

$0.04

Reel

$0.03

View

Min.: 1
Mult.: 1

: 4,000

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

BC557A
Diotec Semiconductor
1: $0.11
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

$0.11

$0.08

$0.067

$0.054

Reel

$0.035

View

Min.: 1
Mult.: 1

: 4,000

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

BC558B
Diotec Semiconductor
1: $0.10
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

$0.10

$0.027

$0.024

$0.023

Reel

$0.02

View

Min.: 1
Mult.: 1

: 4,000

TO-92 Semiconductors

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