NO 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

1N6291A

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

68 V

ZENER

1

LONG FORM

Transient Suppressors

58.1 V

175 Cel

-65 Cel

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY, LOW IMPEDANCE

92 V

64.6 V

e3

260

SILICON

71.4 V

UL RECOGNIZED

1N6291CA

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

NO

68 V

Transient Suppressors

58 V

BIDIRECTIONAL

92 V

P6KE27ATA

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

NO

27 V

Transient Suppressors

23.1 V

Tin/Lead (Sn/Pb)

UNIDIRECTIONAL

37.5 V

e0

SA28AG

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

500 W

32.75 V

ZENER

1

LONG FORM

Transient Suppressors

28 V

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

3 W

HIGH RELIABILITY

45.4 V

31.1 V

e3

260

SILICON

34.4 V

UL RECOGNIZED

1.5KE11A

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

11 V

ZENER

1

LONG FORM

Transient Suppressors

9.4 V

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY, LOW IMPEDANCE

15.6 V

10.5 V

e3

260

SILICON

11.6 V

UL RECOGNIZED

P6KE18ARLG

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

18 V

AVALANCHE

1

LONG FORM

Transient Suppressors

15.3 V

175 Cel

-55 Cel

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

25.2 V

17.1 V

e3

260

SILICON

18.9 V

UL RECOGNIZED

1N6291ARL4

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

68 V

ZENER

1

LONG FORM

Transient Suppressors

58.1 V

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY, LOW IMPEDANCE

92 V

64.6 V

e3

260

SILICON

71.4 V

UL RECOGNIZED

1N6295CA

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

NO

100 V

Transient Suppressors

86 V

BIDIRECTIONAL

137 V

P6KE170CATA

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

NO

170 V

Transient Suppressors

145 V

Tin/Lead (Sn/Pb)

BIDIRECTIONAL

234 V

e0

1.5KE160CARL4

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

160 V

ZENER

1

LONG FORM

Transient Suppressors

136 V

TIN LEAD

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

5 W

HIGH RELIABILITY

219 V

152 V

e0

SILICON

168 V

P6KE20ARL

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

20 V

AVALANCHE

1

LONG FORM

Transient Suppressors

17.1 V

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

27.7 V

19 V

e3

260

SILICON

21 V

UL RECOGNIZED

1N6272CA

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

NO

11 V

Transient Suppressors

9.4 V

BIDIRECTIONAL

15.6 V

1N6271A

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

10 V

ZENER

1

LONG FORM

Transient Suppressors

8.55 V

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY, LOW IMPEDANCE

14.5 V

9.5 V

e3

260

SILICON

10.5 V

UL RECOGNIZED

P6KE56ARL

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

56 V

AVALANCHE

1

LONG FORM

Transient Suppressors

47.8 V

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

77 V

53.2 V

e3

260

SILICON

58.8 V

UL RECOGNIZED

1N6292CA

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

NO

75 V

Transient Suppressors

64 V

BIDIRECTIONAL

103 V

1N6286AG

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

43 V

ZENER

1

LONG FORM

Transient Suppressors

36.8 V

150 Cel

-65 Cel

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

HIGH RELIABILITY

59.3 V

40.9 V

e3

260

SILICON

45.2 V

UL RECOGNIZED

P6KE100ATA

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

NO

100 V

Transient Suppressors

85.5 V

Tin/Lead (Sn/Pb)

UNIDIRECTIONAL

137 V

e0

1N6276A

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

16 V

ZENER

1

LONG FORM

Transient Suppressors

13.6 V

175 Cel

-65 Cel

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY, LOW IMPEDANCE

22.5 V

15.2 V

e3

260

SILICON

16.8 V

UL RECOGNIZED

P6KE130CA

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

130.5 V

ZENER

5 uA

1

111 V

LONG FORM

Transient Suppressors

111 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

5 W

HIGH RELIABILITY, EXCELLENT CLAMPING CAPABILITY, LOW ZENER IMPEDANCE

179 V

124 V

e3

260

SILICON

137 V

P6KE43ARLG

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

43.05 V

AVALANCHE

1

LONG FORM

Transient Suppressors

36.8 V

175 Cel

-55 Cel

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

59.3 V

40.9 V

e3

260

SILICON

45.2 V

UL RECOGNIZED

1N6268CARL4

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

NO

7.5 V

Transient Suppressors

6.4 V

Tin/Lead (Sn/Pb)

BIDIRECTIONAL

7.5 V

e0

P6KE20ARLG

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

20 V

AVALANCHE

1

LONG FORM

Transient Suppressors

17.1 V

150 Cel

-55 Cel

Tin (Sn)

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

27.7 V

19 V

e3

40

260

SILICON

21 V

UL RECOGNIZED

1.5KE39CARL4

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

39 V

ZENER

1

LONG FORM

Transient Suppressors

33.3 V

NICKEL GOLD PALLADIUM

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

5 W

HIGH RELIABILITY

53.9 V

37.1 V

260

SILICON

41 V

P6KE18ATA

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

NO

18 V

Transient Suppressors

15.3 V

Tin/Lead (Sn/Pb)

UNIDIRECTIONAL

25.2 V

e0

1N6274ARL4G

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

13 V

ZENER

1

LONG FORM

Transient Suppressors

11.1 V

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY, LOW IMPEDANCE

18.2 V

12.4 V

e3

260

SILICON

13.7 V

UL RECOGNIZED

1.5KE24AG

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

24 V

ZENER

1

LONG FORM

Transient Suppressors

20.5 V

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

HIGH RELIABILITY

33.2 V

22.8 V

e3

260

SILICON

25.2 V

UL RECOGNIZED

P6KE11AG

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

11.05 V

AVALANCHE

1

LONG FORM

Transient Suppressors

9.4 V

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

15.6 V

10.5 V

e3

260

SILICON

11.6 V

UL RECOGNIZED

1N6295ARL

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

1 mA

SINGLE

100 V

1500 W

AVALANCHE

1

LONG FORM

Voltage Reference Diodes

5 %

175 Cel

-65 Cel

TIN LEAD

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

HIGH RELIABILITY, LOW IMPEDANCE

95 V

e0

SILICON

105 V

UL RECOGNIZED

P6KE6.8CARL

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

6.8 V

ZENER

1000 uA

1

5.8 V

LONG FORM

Transient Suppressors

5.8 V

175 Cel

-55 Cel

TIN

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

5 W

HIGH RELIABILITY, EXCELLENT CLAMPING CAPABILITY, LOW ZENER IMPEDANCE

10.5 V

6.45 V

e3

260

SILICON

7.14 V

P6KE180ATA

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

NO

180 V

Transient Suppressors

154 V

Tin/Lead (Sn/Pb)

UNIDIRECTIONAL

246 V

e0

P6KE43A

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

43 V

AVALANCHE

1

LONG FORM

Transient Suppressors

36.8 V

175 Cel

-55 Cel

Tin (Sn)

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

59.3 V

40.9 V

e3

40

260

SILICON

45.2 V

UL RECOGNIZED

1N6282ARL4G

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

30 V

ZENER

1

LONG FORM

Transient Suppressors

25.6 V

175 Cel

-65 Cel

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY, LOW IMPEDANCE

41.4 V

28.5 V

e3

260

SILICON

31.5 V

UL RECOGNIZED

1N6273AG

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

12 V

ZENER

1

LONG FORM

Transient Suppressors

10.2 V

175 Cel

-65 Cel

MATTE TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY, LOW IMPEDANCE

16.7 V

11.4 V

e3

SILICON

12.6 V

UL RECOGNIZED

P6KE13A

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

13 V

AVALANCHE

1

LONG FORM

Transient Suppressors

11.1 V

175 Cel

-55 Cel

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

18.2 V

12.4 V

e3

260

SILICON

13.7 V

UL RECOGNIZED

1.5KE180CARL4

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

180 V

ZENER

1

LONG FORM

Transient Suppressors

154 V

NICKEL GOLD PALLADIUM

O-PALF-W2

BIDIRECTIONAL

ISOLATED

Not Qualified

5 W

HIGH RELIABILITY

246 V

171 V

260

SILICON

189 V

1N6285ARL

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

1 mA

SINGLE

39 V

1500 W

AVALANCHE

1

LONG FORM

Voltage Reference Diodes

5.2 %

175 Cel

-65 Cel

TIN LEAD

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

HIGH RELIABILITY, LOW IMPEDANCE

37.1 V

e0

SILICON

41 V

UL RECOGNIZED

1N6271ARL

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

1 mA

SINGLE

10 V

1500 W

AVALANCHE

1

LONG FORM

Voltage Reference Diodes

5 %

175 Cel

-65 Cel

TIN LEAD

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

HIGH RELIABILITY, LOW IMPEDANCE

9.5 V

e0

SILICON

10.5 V

UL RECOGNIZED

P6KE7.5AG

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

7.51 V

AVALANCHE

1

LONG FORM

Transient Suppressors

6.4 V

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

11.3 V

7.13 V

e3

260

SILICON

7.88 V

UL RECOGNIZED

P6KE30ATA

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

NO

30 V

Transient Suppressors

25.6 V

Tin/Lead (Sn/Pb)

UNIDIRECTIONAL

41.4 V

e0

1N6294CARL4

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

NO

91 V

Transient Suppressors

78 V

Tin/Lead (Sn/Pb)

BIDIRECTIONAL

125 V

e0

1.5KE51AG

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

51 V

ZENER

1

LONG FORM

Transient Suppressors

43.6 V

150 Cel

-65 Cel

MATTE TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

HIGH RELIABILITY

70.1 V

48.5 V

e3

SILICON

53.6 V

UL RECOGNIZED

1.5KE13ARL4G

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

13 V

ZENER

1

LONG FORM

Transient Suppressors

11.1 V

175 Cel

-65 Cel

Tin (Sn)

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY, LOW IMPEDANCE

18.2 V

12.4 V

e3

40

260

SILICON

13.7 V

UL RECOGNIZED

1.5KE33ARL4G

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

33 V

ZENER

1

LONG FORM

Transient Suppressors

28.2 V

175 Cel

-65 Cel

Tin (Sn)

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY, LOW IMPEDANCE

45.7 V

31.4 V

e3

40

260

SILICON

34.7 V

UL RECOGNIZED

P6KE130AG

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

130.5 V

AVALANCHE

1

LONG FORM

Transient Suppressors

111 V

150 Cel

-55 Cel

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY

179 V

124 V

e3

260

SILICON

137 V

UL RECOGNIZED

1N6272A

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

11 V

ZENER

1

LONG FORM

Transient Suppressors

9.4 V

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY, LOW IMPEDANCE

15.6 V

10.5 V

e3

260

SILICON

11.6 V

UL RECOGNIZED

1.5KE27AG

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

1500 W

27 V

ZENER

1

LONG FORM

Transient Suppressors

23.1 V

150 Cel

-65 Cel

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

HIGH RELIABILITY

37.5 V

25.7 V

e3

260

SILICON

28.4 V

UL RECOGNIZED

P6KE7V5A

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

600 W

7.5 V

AVALANCHE

1

LONG FORM

Transient Suppressors

6.4 V

175 Cel

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

5 W

DO-15

11.3 V

7.13 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

7.88 V

SA15AG

Onsemi

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

500 W

17.6 V

ZENER

1

LONG FORM

Transient Suppressors

15 V

175 Cel

-55 Cel

TIN

O-PALF-W2

UNIDIRECTIONAL

ISOLATED

Not Qualified

3 W

HIGH RELIABILITY

24.4 V

16.7 V

e3

260

SILICON

18.5 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.