STMicroelectronics Transient Suppression Devices 2,400+

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Part RoHS Manufacturer Diode Type Terminal Position Terminal Form No. of Terminals Surface Mount Package Shape Package Body Material Working Test Current Config Nominal Reference Voltage Maximum Output Current Maximum Non Repetitive Peak Reverse Power Dissipation Maximum Forward Voltage (VF) Nominal Breakdown Voltage Maximum Reverse Recovery Time Technology Maximum Reverse Current No. of Elements Reverse Test Voltage Package Style (Meter) Sub-Category Maximum Voltage Tolerance Maximum Repetitive Peak Reverse Voltage Maximum Operating Temperature Maximum Dynamic Impedance Minimum Operating Temperature Terminal Finish JESD-30 Code Moisture Sensitivity Level (MSL) Polarity Case Connection Qualification Maximum Power Dissipation Minimum Diode Capacitance Additional Features JEDEC-95 Code Maximum Clamping Voltage Minimum Breakdown Voltage Maximum Non Repetitive Peak Forward Current JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Diode Element Material Maximum Breakdown Voltage Reference Standard

1.5KE16PRL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

16 V

AVALANCHE

5 uA

1

LONG FORM

175 Cel

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

4700 pF

28.9 V

15.2 V

e3

SILICON

17.6 V

UL RECOGNIZED

BZW06P28

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

33 V

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

28 V

175 Cel

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

1000 pF

59 V

31.4 V

SILICON

36.3 V

UL RECOGNIZED

SM6T22

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

600 W

22 V

AVALANCHE

5 uA

1

SMALL OUTLINE

Transient Suppressors

17 V

150 Cel

-55 Cel

MATTE TIN

R-PDSO-C2

1

UNIDIRECTIONAL

Not Qualified

4 W

1350 pF

39.3 V

20.9 V

e3

SILICON

24.2 V

UL RECOGNIZED

1.5KE82CP

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

82 V

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

70 V

175 Cel

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

5 W

675 pF

146 V

77.9 V

SILICON

90.2 V

UL RECOGNIZED

1N5629A

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

METAL

SINGLE

1500 W

6.8 V

AVALANCHE

1

LONG FORM

Transient Suppressors

5.8 V

175 Cel

TIN LEAD

O-MALF-W2

UNIDIRECTIONAL

CATHODE

1 W

DO-13

10.5 V

6.45 V

e0

SILICON

7.14 V

BZW04P8V5BRL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

400 W

10 V

AVALANCHE

10 uA

1

LONG FORM

175 Cel

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

1000 pF

18.6 V

9.5 V

SILICON

11 V

UL RECOGNIZED

BZW04-70RL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

70 V

175 Cel

MATTE TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

230 pF

DO-15

146 V

77.9 V

e3

SILICON

UL RECOGNIZED

ESD051-1F4

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

NOT SPECIFIED

NOT SPECIFIED

SM4T21AY

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

21.1 V

AVALANCHE

.2 uA

1

18 V

SMALL OUTLINE

18 V

150 Cel

-55 Cel

MATTE TIN

R-PDSO-C2

1

UNIDIRECTIONAL

Not Qualified

DO-214AC

39.3 V

20 V

e3

SILICON

22.2 V

AEC-Q101

1.5KE220P

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

220 V

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

185 V

175 Cel

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

625 pF

388 V

209 V

SILICON

242 V

UL RECOGNIZED

BZW04-40B

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

400 W

47 V

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

40 V

175 Cel

MATTE TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

185 pF

DO-15

84 V

44.7 V

e3

SILICON

UL RECOGNIZED

1N5657A

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

METAL

SINGLE

1500 W

100 V

AVALANCHE

1

LONG FORM

Transient Suppressors

85.5 V

175 Cel

TIN LEAD

O-MALF-W2

UNIDIRECTIONAL

ISOLATED

5 W

DO-13

137 V

95 V

e0

SILICON

105 V

1N5655

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

NO

82 V

Transient Suppressors

66.4 V

175 Cel

TIN LEAD

UNIDIRECTIONAL

118 V

e0

SM15T24AY

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

10000 W

24 V

AVALANCHE

1

SMALL OUTLINE

Transient Suppressors

20.5 V

150 Cel

-40 Cel

MATTE TIN

R-PDSO-C2

1

UNIDIRECTIONAL

Not Qualified

DO-214AB

33.2 V

22.8 V

e3

260

SILICON

P6KE75CPRL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

75 V

AVALANCHE

5 uA

1

LONG FORM

175 Cel

-65 Cel

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

5 W

287.5 pF

134 V

71.3 V

SILICON

82.5 V

UL RECOGNIZED

BZW50-15B

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

5000 W

18 V

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

15 V

175 Cel

MATTE TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

6.5 W

6750 pF

35 V

16.6 V

e3

SILICON

UL RECOGNIZED

1N5634A

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

METAL

SINGLE

1500 W

11 V

AVALANCHE

1

LONG FORM

Transient Suppressors

9.4 V

175 Cel

O-MALF-W2

UNIDIRECTIONAL

ISOLATED

5 W

DO-13

15.6 V

10.5 V

SILICON

11.6 V

SM4T33A

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

33 V

AVALANCHE

5 uA

1

SMALL OUTLINE

Transient Suppressors

28 V

150 Cel

R-PDSO-C2

UNIDIRECTIONAL

Not Qualified

5 W

510 pF

59 V

31.4 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

34.7 V

BZW04-273BRL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

273 V

175 Cel

MATTE TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

42.5 pF

DO-15

564 V

304 V

e3

SILICON

UL RECOGNIZED

BZW06-342BRL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

342 V

175 Cel

MATTE TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

180 pF

DO-15

706 V

380 V

e3

SILICON

UL RECOGNIZED

BZW06P23B

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

27 V

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

23 V

175 Cel

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

575 pF

48.3 V

25.7 V

SILICON

29.7 V

UL RECOGNIZED

1.5KE180CPRL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

180 V

AVALANCHE

5 uA

1

LONG FORM

175 Cel

TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

5 W

362.5 pF

317 V

171 V

e3

SILICON

198 V

UL RECOGNIZED

SM30T15AY

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

3000 W

AVALANCHE

1

SMALL OUTLINE

13 V

175 Cel

-55 Cel

R-PDSO-C2

UNIDIRECTIONAL

DO-214AB

14.3 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

15.8 V

AEC-Q101; IEC-61000-4-2

1.5KE100P

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

100 V

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

86 V

175 Cel

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

1150 pF

178 V

95 V

SILICON

110 V

UL RECOGNIZED

SM30T47CAY

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

3000 W

AVALANCHE

1

SMALL OUTLINE

40 V

175 Cel

-55 Cel

R-PDSO-C2

BIDIRECTIONAL

DO-214AB

44.4 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

49 V

AEC-Q101; IEC-61000-4-2

1.5KE200CPRL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

200 V

AVALANCHE

5 uA

1

LONG FORM

175 Cel

TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

5 W

337.5 pF

353 V

190 V

e3

SILICON

220 V

UL RECOGNIZED

HSP061-2P6Y

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

BZW04P5V8

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

400 W

6.8 V

AVALANCHE

1000 uA

1

LONG FORM

Transient Suppressors

5.8 V

175 Cel

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

3500 pF

13.4 V

6.45 V

SILICON

7.48 V

UL RECOGNIZED

BZW06P85BRL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

100 V

AVALANCHE

5 uA

1

LONG FORM

175 Cel

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

250 pF

178 V

95 V

SILICON

110 V

UL RECOGNIZED

1.5KE30CPRL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

30 V

AVALANCHE

5 uA

1

LONG FORM

175 Cel

TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

5 W

1450 pF

53.5 V

28.5 V

e3

SILICON

33 V

UL RECOGNIZED

BZW06P58B

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

68 V

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

58 V

175 Cel

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

312.5 pF

121 V

64.6 V

SILICON

74.8 V

UL RECOGNIZED

ESDALC6V1P3

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

FLAT

3

YES

RECTANGULAR

PLASTIC/EPOXY

COMMON ANODE, 2 ELEMENTS

30 W

6.65 V

AVALANCHE

2

SMALL OUTLINE

Transient Suppressors

3 V

MATTE TIN

R-PDSO-F3

1

UNIDIRECTIONAL

Not Qualified

LOW CAPACITANCE, LOW LEAKAGE CURRENT

6.1 V

e3

SILICON

7.2 V

BZW06-48B

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

56 V

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

48 V

175 Cel

MATTE TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

350 pF

DO-15

100 V

53.2 V

e3

SILICON

UL RECOGNIZED

1N5656

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

NO

91 V

Transient Suppressors

74 V

TIN LEAD

UNIDIRECTIONAL

131 V

e0

SM15T100CA-TR

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

1500 W

100 V

AVALANCHE

.2 uA

1

85.5 V

SMALL OUTLINE

85.5 V

150 Cel

-55 Cel

MATTE TIN

R-PDSO-C2

1

BIDIRECTIONAL

DO-214AB

137 V

95 V

e3

245

SILICON

105 V

IEC-61000-4-2, 4-4, 4-5

ESDALCL6-4P6A

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

YES

6 V

AVALANCHE

Transient Suppressors

1

UNIDIRECTIONAL

SILICON

SM4T22

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

22 V

AVALANCHE

5 uA

1

SMALL OUTLINE

Transient Suppressors

18 V

150 Cel

R-PDSO-C2

UNIDIRECTIONAL

Not Qualified

5 W

800 pF

39.3 V

20.9 V

SILICON

24.2 V

1.5KE250CPRL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

250 V

AVALANCHE

5 uA

1

LONG FORM

175 Cel

TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

5 W

280 pF

442 V

237 V

e3

SILICON

275 V

UL RECOGNIZED

1.5KE51CP

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

51 V

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

44 V

175 Cel

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

5 W

975 pF

91 V

48.5 V

SILICON

56.1 V

UL RECOGNIZED

BZW06P9V4RL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

11 V

AVALANCHE

5 uA

1

LONG FORM

175 Cel

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

2500 pF

20.3 V

10.5 V

SILICON

12.1 V

UL RECOGNIZED

P6KE15P

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

15 V

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

13 V

175 Cel

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

1900 pF

27.2 V

14.3 V

SILICON

16.5 V

UL RECOGNIZED

1.5KE75CPRL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

75 V

AVALANCHE

5 uA

1

LONG FORM

175 Cel

TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

5 W

725 pF

134 V

71.3 V

e3

SILICON

82.5 V

UL RECOGNIZED

BZW04-154RL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

154 V

175 Cel

MATTE TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

125 pF

DO-15

317 V

171 V

e3

SILICON

UL RECOGNIZED

SM15T15CA-TR

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

1500 W

15 V

AVALANCHE

.2 uA

1

12.8 V

SMALL OUTLINE

12.8 V

150 Cel

-55 Cel

MATTE TIN

R-PDSO-C2

1

BIDIRECTIONAL

UL LISTED

DO-214AB

21.2 V

14.3 V

e3

245

SILICON

15.8 V

IEC-61000-4-2, 4-4, 4-5; MIL-STD-750; MIL-STD-883

BZW06P40B

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

47 V

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

40 V

175 Cel

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

400 pF

84 V

44.7 V

SILICON

51.7 V

UL RECOGNIZED

ESDA6V1S3RL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

GULL WING

20

YES

RECTANGULAR

PLASTIC/EPOXY

COMMON ANODE, 18 ELEMENTS

200 W

6.65 V

AVALANCHE

18

SMALL OUTLINE

Transient Suppressors

150 Cel

Nickel/Palladium/Gold (Ni/Pd/Au)

R-PDSO-G20

3

UNIDIRECTIONAL

Not Qualified

6.1 V

e4

30

260

SILICON

7.2 V

BZW06-58B

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

68 V

AVALANCHE

5 uA

1

LONG FORM

Transient Suppressors

58 V

175 Cel

MATTE TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

312.5 pF

DO-15

121 V

64.6 V

e3

SILICON

UL RECOGNIZED

BZW06P20BRL

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

24 V

AVALANCHE

5 uA

1

LONG FORM

175 Cel

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1.7 W

625 pF

42.8 V

22.8 V

SILICON

26.4 V

UL RECOGNIZED

Transient Suppression Devices

Transient suppression devices are electronic components used to protect electronic circuits from voltage spikes and surges that can damage or destroy sensitive components. These voltage transients can be caused by lightning strikes, power surges, electrostatic discharge, or electromagnetic interference.

Transient suppression devices work by providing a low-impedance path for the transient current to flow to ground, diverting the energy away from the sensitive components. There are several types of transient suppression devices, including:

1. Varistors: Varistors are voltage-dependent resistors that provide a high resistance under normal operating conditions, but a low resistance under high-voltage transient conditions. They are commonly used in power supplies, motor controls, and lighting systems.

2. Metal oxide semiconductor field-effect transistors (MOSFETs): MOSFETs are used as voltage clamps to limit the voltage to a safe level during transient events. They are commonly used in automotive electronics and power supplies.

3. TVS diodes: TVS (transient voltage suppressor) diodes are used to protect electronic circuits from voltage spikes and surges by providing a low-impedance path to ground. They are commonly used in telecommunications, power supplies, and automotive electronics.

4. Gas discharge tubes: Gas discharge tubes (GDTs) are used to protect electronic circuits from high-voltage surges by ionizing a gas within the tube to provide a low-impedance path to ground. They are commonly used in telecommunications and power systems.

Transient suppression devices come in different package sizes and current ratings, depending on the application and the required performance. They can be integrated into a circuit board or mounted in a separate enclosure, depending on the application and the space available.