Littelfuse 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

15KP64AB-2

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

175 Cel

-55 Cel

Matte Tin (Sn)

O-PALF-W2

2

UNIDIRECTIONAL

ISOLATED

Not Qualified

7 W

LOW IMPEDANCE

71.1 V

e3

30

260

SILICON

15KP70CAB-2

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

175 Cel

-55 Cel

Matte Tin (Sn)

O-PALF-W2

2

BIDIRECTIONAL

ISOLATED

Not Qualified

7 W

LOW IMPEDANCE

77.8 V

e3

30

260

SILICON

15KPA43A-HR

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

43 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

8 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

48 V

e3

SILICON

52.6 V

IEC-61000-4-2, 4-4; UL RECOGNIZED

LCE28-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

32.75 V

AVALANCHE

1

LONG FORM

Transient Suppressors

28 V

175 Cel

-55 Cel

Matte Tin (Sn)

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

LOW CAPACITANCE

DO-201AD

45.5 V

31 V

e3

40

260

SILICON

34.5 V

AQHV24-01LTG

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

250 W

AVALANCHE

1

SMALL OUTLINE

24 V

150 Cel

-40 Cel

R-PDSO-F2

UNIDIRECTIONAL

26.7 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

AEC-Q101; IEC-61000-4-2, 4-4, 4-5

ICT-12C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

METAL

SINGLE

1500 W

14 V

AVALANCHE

1

LONG FORM

Transient Suppressors

12 V

Tin/Lead (Sn/Pb)

O-MALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1 W

LOW IMPEDANCE

DO-13

17.1 V

14.1 V

e0

SILICON

15KPA70C-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

70 V

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

78.2 V

e3

40

260

SILICON

UL RECOGNIZED

SMBJ130-001T13

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

600 W

3.5 V

160 V

AVALANCHE

1 uA

1

130 V

SMALL OUTLINE

130 V

150 Cel

-55 Cel

R-PDSO-C2

UNIDIRECTIONAL

5 W

EXCELLENT CLAMPING CAPABILITY

DO-214AA

230 V

144 V

SILICON

176 V

UL RECOGNIZED

SA8.0T

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

500 W

9.36 V

AVALANCHE

1

LONG FORM

Transient Suppressors

8 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

3 W

EXCELLENT CLAMPING CAPABILITY

DO-204AC

13.6 V

8.424 V

e3

40

260

SILICON

10.296 V

UL RECOGNIZED

LCE51AT

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

AVALANCHE

1

LONG FORM

51 V

Matte Tin (Sn)

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

LOW CAPACITANCE

DO-201AD

56.7 V

e3

40

260

SILICON

62.7 V

TLPA24A

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

MATTE TIN

e3

15KPA110CA-HR

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

110 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

8 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

122.9 V

e3

SILICON

134.5 V

IEC-61000-4-2, 4-4; UL RECOGNIZED

5KP8.0CA-2

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

5000 W

AVALANCHE

1

LONG FORM

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

8.89 V

e3

SILICON

9.83 V

UL LISTED

LC14AB

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

METAL

SINGLE

1500 W

AVALANCHE

1

LONG FORM

O-MALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1 W

LOW CAPACITANCE, LOW IMPEDANCE

DO-13

15.6 V

SILICON

17.2 V

LC16T

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

METAL

SINGLE

1500 W

AVALANCHE

1

LONG FORM

O-MALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1 W

LOW CAPACITANCE, LOW IMPEDANCE

DO-13

17.8 V

SILICON

21.8 V

5KP120CT

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

5000 W

AVALANCHE

1

LONG FORM

120 V

175 Cel

-55 Cel

Tin (Sn)

O-PALF-W2

2

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

132.9 V

e3

30

260

SILICON

146.9 V

UL RECOGNIZED

5KP18CT

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

5000 W

AVALANCHE

1

LONG FORM

18 V

175 Cel

-55 Cel

Tin (Sn)

O-PALF-W2

2

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

19.9 V

e3

30

260

SILICON

22 V

UL RECOGNIZED

SLT1553AB

Littelfuse

SAC85

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

500 W

9.4 V

AVALANCHE

50 uA

1

LONG FORM

Transient Suppressors

8.5 V

175 Cel

-65 Cel

Tin/Lead (Sn/Pb)

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

3 W

50 pF

LOW CAPACITANCE

DO-204AC

14 V

9.44 V

e0

SILICON

15KP43A-2

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

Matte Tin (Sn)

O-PALF-W2

2

UNIDIRECTIONAL

ISOLATED

Not Qualified

7 W

LOW IMPEDANCE

47.8 V

e3

30

260

SILICON

SMBJ20A-HRA

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

J BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

600 W

AVALANCHE

1

SMALL OUTLINE

20 V

150 Cel

-65 Cel

MATTE TIN

R-PDSO-J2

UNIDIRECTIONAL

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

DO-214AA

22.2 V

e3

40

260

SILICON

24.5 V

IEC-61000-4-2, 4-4; UL RECOGNIZED

5KP36T

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

5000 W

AVALANCHE

1

LONG FORM

36 V

175 Cel

-55 Cel

Tin (Sn)

O-PALF-W2

2

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

39.9 V

e3

30

260

SILICON

44.1 V

UL RECOGNIZED

3KP190CA-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

3000 W

222 V

AVALANCHE

1

LONG FORM

Transient Suppressors

190 V

175 Cel

-55 Cel

Matte Tin (Sn)

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

7 W

310 V

211 V

e3

40

260

SILICON

233 V

UL RECOGNIZED

15KPA45CA-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

45 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

EXCELLENT CLAMPING CAPABILITY

72.8 V

50.3 V

e3

40

260

SILICON

55 V

UL RECOGNIZED

SMCJ70-001T13

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

15KP60C-2

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

Matte Tin (Sn)

O-PALF-W2

2

BIDIRECTIONAL

ISOLATED

Not Qualified

7 W

LOW IMPEDANCE

66.7 V

e3

30

260

SILICON

15KPA40A-HR

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

40 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

8 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

44.7 V

e3

SILICON

48.9 V

IEC-61000-4-2, 4-4; UL RECOGNIZED

5KP70A-HR

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

5000 W

AVALANCHE

1

LONG FORM

70 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

8 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

77.8 V

e3

SILICON

86 V

IEC-61000-4-2, 4-4; UL RECOGNIZED

15KP120CT-2

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

175 Cel

-55 Cel

Matte Tin (Sn)

O-PALF-W2

2

BIDIRECTIONAL

ISOLATED

Not Qualified

7 W

LOW IMPEDANCE

133 V

e3

30

260

SILICON

15KP22CAT-2

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

175 Cel

-55 Cel

Matte Tin (Sn)

O-PALF-W2

2

BIDIRECTIONAL

ISOLATED

Not Qualified

7 W

LOW IMPEDANCE

24.4 V

e3

30

260

SILICON

5KP120T-2

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

5000 W

AVALANCHE

1

LONG FORM

175 Cel

-55 Cel

TIN

O-PALF-W2

2

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

133 V

e3

30

260

SILICON

163 V

UL LISTED

SMCJ12A-HR

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

1500 W

AVALANCHE

1

SMALL OUTLINE

12 V

150 Cel

-55 Cel

MATTE TIN

R-PDSO-C2

1

UNIDIRECTIONAL

6.5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

DO-214AB

13.3 V

e3

40

260

SILICON

14.7 V

UL RECOGNIZED

5KP14CT

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

5000 W

AVALANCHE

1

LONG FORM

14 V

175 Cel

-55 Cel

Tin (Sn)

O-PALF-W2

2

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

15.5 V

e3

30

260

SILICON

17.1 V

UL RECOGNIZED

15KPA70CA

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

70 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

EXCELLENT CLAMPING CAPABILITY

114 V

78.2 V

e3

40

260

SILICON

85.6 V

UL RECOGNIZED

SA85AT

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

500 W

99.2 V

AVALANCHE

1

LONG FORM

Transient Suppressors

85 V

175 Cel

-55 Cel

Matte Tin (Sn)

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

3 W

EXCELLENT CLAMPING CAPABILITY

DO-204AC

137 V

94.4 V

e3

30

260

SILICON

104 V

UL RECOGNIZED

15KP110A-2

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

Matte Tin (Sn)

O-PALF-W2

2

UNIDIRECTIONAL

ISOLATED

Not Qualified

7 W

LOW IMPEDANCE

122 V

e3

30

260

SILICON

1N6063B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

METAL

SINGLE

1500 W

AVALANCHE

1

LONG FORM

81 V

O-MALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1 W

LOW IMPEDANCE

DO-13

90 V

SILICON

110 V

1.5SMC170CAT

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

1500 W

170 V

AVALANCHE

1

SMALL OUTLINE

Transient Suppressors

145 V

150 Cel

-55 Cel

Matte Tin (Sn)

R-PDSO-C2

1

BIDIRECTIONAL

EXCELLENT CLAMPING CAPABILITY, PRSM-MIN

DO-214AB

234 V

162 V

e3

40

260

SILICON

179 V

UL RECOGNIZED

ICTE-36T

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

AVALANCHE

1

LONG FORM

36 V

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

DO-201AD

42.4 V

SILICON

SMCJ36C-001

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

SMCJ90-001T13

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

5KP78A-HRA

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

5000 W

AVALANCHE

1

LONG FORM

78 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

8 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

86.7 V

e3

10

260

SILICON

95.8 V

IEC-61000-4-2, 4-4; UL RECOGNIZED

ICT-12CT

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

METAL

SINGLE

1500 W

AVALANCHE

1

LONG FORM

O-MALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

1 W

LOW IMPEDANCE

DO-13

14.1 V

SILICON

SMBJ60T3

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

600 W

AVALANCHE

1

SMALL OUTLINE

MATTE TIN

R-PDSO-C2

1

UNIDIRECTIONAL

Not Qualified

1.5 W

DO-214AA

66.7 V

e3

40

260

SILICON

84.5 V

UL RECOGNIZED

SMA6J7.5CA

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

600 W

AVALANCHE

1

SMALL OUTLINE

7.5 V

150 Cel

-65 Cel

MATTE TIN

R-PDSO-C2

1

BIDIRECTIONAL

3.3 W

EXCELLENT CLAMPING CAPABILITY

DO-214AC

8.33 V

e3

40

260

SILICON

9.21 V

IEC-61000-4-2, 4-4

15KP17CAT-2

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

AVALANCHE

1

LONG FORM

175 Cel

-55 Cel

Matte Tin (Sn)

O-PALF-W2

2

BIDIRECTIONAL

ISOLATED

Not Qualified

7 W

LOW IMPEDANCE

18.9 V

e3

30

260

SILICON

15KP51CT

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

56.7 V

AVALANCHE

1

LONG FORM

Transient Suppressors

51 V

175 Cel

-55 Cel

Matte Tin (Sn)

O-PALF-W2

2

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

EXCELLENT CLAMPING CAPABILITY

82.8 V

62.37 V

e3

30

260

SILICON

51.03 V

UL RECOGNIZED

15KP150AT

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

15000 W

167 V

AVALANCHE

1

LONG FORM

Transient Suppressors

150 V

Matte Tin (Sn)

O-PALF-W2

2

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

EXCELLENT CLAMPING CAPABILITY

243 V

175.35 V

e3

30

260

SILICON

158.65 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.