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Protection & Small Signal Discretes

onsemi Protection & Small Signal Discretes are a portfolio of over 8000 discretes available in 176 packages. The portfolio features high performance small signal Schottky in the industry's smallest form factor. Standard & automotive small signal products are available.

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Part #

Small Signal Switching Diodes Small Signal Diode

MMSD3070
onsemi
1: $0.245
784,007In Stock

Mfr. Part No.
MMSD3070

Mouser Part No
512-MMSD3070

onsemi

Small Signal Switching Diodes Small Signal Diode

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Datasheet

784,007In Stock

Cut Tape

$0.245

$0.159

$0.109

$0.084

$0.076

Reel

$0.061

MouseReel Available

Min.: 1
Mult.: 1
Max.: 3,000

: 3,000

Switching Controllers I2C CONFIGURABLE 4 SWITCH

NCP81239MNTXG
onsemi
1: $2.68
20,586In Stock

Mfr. Part No.
NCP81239MNTXG

Mouser Part No
863-NCP81239MNTXG

onsemi

Switching Controllers I2C CONFIGURABLE 4 SWITCH

Learn More

Datasheet

20,586In Stock

Cut Tape

$2.68

$1.97

$1.80

$1.60

View

Reel

$1.19

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Switching Controllers SECONDARY SIDE SYNCH

NCP4305DMNTWG
onsemi
1: $1.74
5,790In Stock
8,000Expected 10/8/2026

Mfr. Part No.
NCP4305DMNTWG

Mouser Part No
863-NCP4305DMNTWG

onsemi

Switching Controllers SECONDARY SIDE SYNCH

Learn More

Datasheet

5,790In Stock

8,000Expected 10/8/2026

Cut Tape

$1.74

$1.26

$1.14

$1.01

View

Reel

$0.792

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Switching Controllers SECONDARY SIDE SYNCHRONOU

NCP43080DDR2G
onsemi
1: $0.626
17,939In Stock

Mfr. Part No.
NCP43080DDR2G

Mouser Part No
863-NCP43080DDR2G

onsemi

Switching Controllers SECONDARY SIDE SYNCHRONOU

Learn More

Datasheet

17,939In Stock

Cut Tape

$0.626

$0.466

$0.427

$0.419

Reel

$0.419

MouseReel Available

Min.: 1
Mult.: 1
Max.: 200

: 2,500

Switching Controllers SECONDARY SIDE SYNCHRONOUS RECTIFICATION DRIVER FOR HIGH EFFICIENCY SMPS TOPOLOGIES

NCP4305DMTTWG
onsemi
1: $1.63
5,581In Stock

Mfr. Part No.
NCP4305DMTTWG

Mouser Part No
863-NCP4305DMTTWG

onsemi

Switching Controllers SECONDARY SIDE SYNCHRONOUS RECTIFICATION DRIVER FOR HIGH EFFICIENCY SMPS TOPOLOGIES

Learn More

Datasheet

5,581In Stock

Cut Tape

$1.63

$1.18

$1.07

$0.944

Reel

$0.944

MouseReel Available

Min.: 1
Mult.: 1
Max.: 130

: 3,000

USB Interface IC Prgramble USB Type-C Controller w/PD

FUSB302B01MPX
onsemi
1: $1.93
5,215In Stock

Mfr. Part No.
FUSB302B01MPX

Mouser Part No
512-FUSB302B01MPX

onsemi

USB Interface IC Prgramble USB Type-C Controller w/PD

Learn More

Datasheet

5,215In Stock

Cut Tape

$1.93

$1.48

$1.33

$1.22

Reel

$1.22

MouseReel Available

Min.: 1
Mult.: 1
Max.: 100

: 3,000

Switching Controllers SECONDARY SIDE SYNCH RONOU

NCP4306AADZZZAMNTWG
onsemi
1: $1.07
6,602In Stock

Mfr. Part No.
NCP4306AADZZZAMNTWG

Mouser Part No
863-4306AADZZZAMNTWG

onsemi

Switching Controllers SECONDARY SIDE SYNCH RONOU

Learn More

Datasheet

6,602In Stock

Cut Tape

$1.07

$0.824

$0.772

$0.714

View

Reel

$0.664

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Schottky Diodes & Rectifiers RF SCHOTTKY BARRIER

NSVR201MXT5G
onsemi
1: $0.748
7,848In Stock

Mfr. Part No.
NSVR201MXT5G

Mouser Part No
863-NSVR201MXT5G

onsemi

Schottky Diodes & Rectifiers RF SCHOTTKY BARRIER

Learn More

Datasheet

7,848In Stock

Cut Tape

$0.748

$0.468

$0.378

$0.362

Reel

$0.362

Min.: 1
Mult.: 1
Max.: 550

: 8,000

Switching Controllers USB-PD WITH 2 SWITCH BUCK

NCP81231MNTXG
onsemi
1: $2.88
47,179In Stock
NRND

Mfr. Part No.
NCP81231MNTXG

Mouser Part No
863-NCP81231MNTXG

NRND

onsemi

Switching Controllers USB-PD WITH 2 SWITCH BUCK

Learn More

Datasheet

47,179In Stock

Cut Tape

$2.88

$2.14

$1.94

$1.74

View

Reel

$1.44

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

AC/DC Converters HV QUASI-RESONANT CONTROLLER FEATURING VALLEY LOCKOUT SWITCHING

NCP1340B3D1R2G
onsemi
1: $1.73
8,549In Stock

Mfr. Part No.
NCP1340B3D1R2G

Mouser Part No
863-NCP1340B3D1R2G

onsemi

AC/DC Converters HV QUASI-RESONANT CONTROLLER FEATURING VALLEY LOCKOUT SWITCHING

Learn More

Datasheet

8,549In Stock

Cut Tape

$1.73

$1.25

$1.11

$1.00

View

Reel

$0.733

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Switching Controllers SYNC-RECTIFER CONTROLLER

NCP43080DMNTWG
onsemi
1: $1.84
1,510In Stock

Mfr. Part No.
NCP43080DMNTWG

Mouser Part No
863-NCP43080DMNTWG

onsemi

Switching Controllers SYNC-RECTIFER CONTROLLER

Learn More

Datasheet

1,510In Stock

Cut Tape

$1.84

$1.33

$1.18

$1.07

View

Reel

$0.812

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Switching Controllers SECONDARY SIDE SYNCHRONOUS

NCP4306DADZZDASNT1G
onsemi
1: $0.789
2,509In Stock

Mfr. Part No.
NCP4306DADZZDASNT1G

Mouser Part No
863-NCP4306DADDASNTG

onsemi

Switching Controllers SECONDARY SIDE SYNCHRONOUS

Learn More

Datasheet

2,509In Stock

Cut Tape

$0.789

$0.619

$0.552

$0.492

View

Reel

$0.388

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Small Signal Switching Diodes SS SOD323 SWCH DIO 3

NSD350HT1G
onsemi
1: $0.462
2In Stock
24,000On Order

Mfr. Part No.
NSD350HT1G

Mouser Part No
863-NSD350HT1G

onsemi

Small Signal Switching Diodes SS SOD323 SWCH DIO 3

Learn More

Datasheet

2In Stock

24,000On Order

Cut Tape

$0.462

$0.241

$0.151

$0.112

Reel

$0.075

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

USB Switch ICs USB 3.1, 5 Gbps SuperSpeed Switch

FUSB340TMX
onsemi
1: $1.43
36,412In Stock

Mfr. Part No.
FUSB340TMX

Mouser Part No
512-FUSB340TMX

onsemi

USB Switch ICs USB 3.1, 5 Gbps SuperSpeed Switch

Learn More

Datasheet

36,412In Stock

Cut Tape

$1.43

$1.03

$0.913

$0.821

View

Reel

$0.715

MouseReel Available

Min.: 1
Mult.: 1
Max.: 790

: 5,000

Operational Amplifiers - Op Amps DUAL PRECISION OPAMP

NCS2333DMR2G
onsemi
1: $1.28
39,595In Stock
32,000Expected 4/8/2026

Mfr. Part No.
NCS2333DMR2G

Mouser Part No
863-NCS2333DMR2G

onsemi

Operational Amplifiers - Op Amps DUAL PRECISION OPAMP

Learn More

Datasheet

39,595In Stock

32,000Expected 4/8/2026

Cut Tape

$1.28

$0.894

$0.802

$0.70

View

Reel

$0.556

MouseReel Available

Min.: 1
Mult.: 1
Max.: 5,090

: 4,000

Small Signal Switching Diodes SINGLE JUNC. 75V 4.0NS COMP

1N4148WT
onsemi
1: $0.218
805,906In Stock

Mfr. Part No.
1N4148WT

Mouser Part No
512-1N4148WT

onsemi

Small Signal Switching Diodes SINGLE JUNC. 75V 4.0NS COMP

Learn More

Datasheet

805,906In Stock

Cut Tape

$0.218

$0.131

$0.084

$0.063

View

Reel

$0.03

MouseReel Available

Min.: 1
Mult.: 1
Max.: 8,000

: 8,000

Power Switch ICs - Power Distribution Load Switch w/ Adj Current Limit Cntrl

FPF2595UCX
onsemi
1: $1.52
8,270In Stock

Mfr. Part No.
FPF2595UCX

Mouser Part No
512-FPF2595UCX

onsemi

Power Switch ICs - Power Distribution Load Switch w/ Adj Current Limit Cntrl

Learn More

Datasheet

8,270In Stock

Cut Tape

$1.52

$1.09

$0.99

$0.873

Reel

$0.873

MouseReel Available

Min.: 1
Mult.: 1
Max.: 160

: 3,000

USB Interface IC USB TYPE-C

FUSB302B10MPX
onsemi
1: $2.20
3,799In Stock

Mfr. Part No.
FUSB302B10MPX

Mouser Part No
512-FUSB302B10MPX

onsemi

USB Interface IC USB TYPE-C

Learn More

Datasheet

3,799In Stock

Cut Tape

$2.20

$1.62

$1.47

$1.30

$1.23

Reel

$1.23

MouseReel Available

Min.: 1
Mult.: 1
Max.: 330

: 3,000

USB Interface IC USB TYPE-C

FUSB302B11MPX
onsemi
1: $2.20
4,571In Stock

Mfr. Part No.
FUSB302B11MPX

Mouser Part No
512-FUSB302B11MPX

onsemi

USB Interface IC USB TYPE-C

Learn More

Datasheet

4,571In Stock

Cut Tape

$2.20

$1.62

$1.47

$1.30

$1.23

Reel

$1.23

MouseReel Available

Min.: 1
Mult.: 1
Max.: 270

: 3,000

USB Interface IC 302B Type-C Control IC with PD

FUSB302BMPX
onsemi
1: $1.44
3,437In Stock
3,000Expected 2/10/2026

Mfr. Part No.
FUSB302BMPX

Mouser Part No
512-FUSB302BMPX

onsemi

USB Interface IC 302B Type-C Control IC with PD

Learn More

Datasheet

3,437In Stock

3,000Expected 2/10/2026

Cut Tape

$1.44

$1.05

$0.955

$0.846

Reel

$0.846

MouseReel Available

Min.: 1
Mult.: 1
Max.: 190

: 3,000

USB Interface IC USB TYPE-C

FUSB302TMPX
onsemi
1: $1.67
7,998In Stock
45,000On Order

Mfr. Part No.
FUSB302TMPX

Mouser Part No
512-FUSB302TMPX

onsemi

USB Interface IC USB TYPE-C

Learn More

Datasheet

7,998In Stock

45,000On Order

Cut Tape

$1.67

$1.21

$1.10

$0.97

View

Reel

$0.809

MouseReel Available

Min.: 1
Mult.: 1
Max.: 6,000

: 3,000

USB Interface IC USB Type-C Control Targeted for TA

FUSB3301MPX
onsemi
1: $1.82
10,990In Stock

Mfr. Part No.
FUSB3301MPX

Mouser Part No
512-FUSB3301MPX

onsemi

USB Interface IC USB Type-C Control Targeted for TA

Learn More

Datasheet

10,990In Stock

Cut Tape

$1.82

$1.32

$1.20

$1.06

Reel

$0.891

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Switching Controllers SECONDARY SIDE SYNCH RONOU

NCP4306AADZZZAMN1TBG
onsemi
1: $1.43
3,891In Stock

Mfr. Part No.
NCP4306AADZZZAMN1TBG

Mouser Part No
863-4306AADZZZAMN1TG

onsemi

Switching Controllers SECONDARY SIDE SYNCH RONOU

Learn More

Datasheet

3,891In Stock

Cut Tape

$1.43

$1.03

$0.948

$0.835

Reel

$0.683

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Small Signal Switching Diodes 75V 200mA

BAS16LT1G
onsemi
1: $0.15
409,295In Stock
717,000On Order

Mfr. Part No.
BAS16LT1G

Mouser Part No
863-BAS16LT1G

onsemi

Small Signal Switching Diodes 75V 200mA

Learn More

Datasheet

409,295In Stock

717,000On Order

Cut Tape

$0.15

$0.091

$0.057

$0.041

Reel

$0.026

View

MouseReel Available

Min.: 1
Mult.: 1
Max.: 9,000

: 3,000

Small Signal Switching Diodes 250V 200mA

BAS21LT1G
onsemi
1: $0.19
143,732In Stock

Mfr. Part No.
BAS21LT1G

Mouser Part No
863-BAS21LT1G

onsemi

Small Signal Switching Diodes 250V 200mA

Learn More

Datasheet

143,732In Stock

Cut Tape

$0.19

$0.113

$0.071

$0.05

Reel

$0.033

View

MouseReel Available

Min.: 1
Mult.: 1
Max.: 6,000

: 3,000

Protection & Small Signal Discretes

All Results (105)

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Protection & Small Signal Discretes

All Results (105)

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