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

20KPA32A-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

32 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

54.3 V

35.74 V

e3

40

260

SILICON

UL RECOGNIZED

P4SMA11C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

9.4 V

150 Cel

-55 Cel

Matte Tin (Sn)

R-PDSO-C2

1

BIDIRECTIONAL

3.3 W

EXCELLENT CLAMPING CAPABILITY

DO-214AC

9.95 V

e3

40

260

SILICON

12.16 V

UL RECOGNIZED

P4SMA91

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

77.8 V

150 Cel

-55 Cel

Matte Tin (Sn)

R-PDSO-C2

1

UNIDIRECTIONAL

3.3 W

EXCELLENT CLAMPING CAPABILITY

DO-214AC

81.9 V

e3

40

260

SILICON

100.1 V

UL RECOGNIZED

P4SMA350C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

SINGLE

400 W

AVALANCHE

1

300 V

Matte Tin (Sn)

1

BIDIRECTIONAL

Not Qualified

332 V

e3

40

260

SILICON

368 V

20KPA34C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

34 V

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

57.5 V

38 V

e3

40

260

SILICON

UL RECOGNIZED

P4SMA800A-E

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

680 V

150 Cel

-65 Cel

R-PDSO-C2

UNIDIRECTIONAL

3.3 W

EXCELLENT CLAMPING CAPABILITY

DO-214AC

760 V

SILICON

840 V

IEC-61000-4-2; IEC-61000-4-4

P4SMA15C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

12.8 V

150 Cel

-55 Cel

Matte Tin (Sn)

R-PDSO-C2

1

BIDIRECTIONAL

3.3 W

EXCELLENT CLAMPING CAPABILITY

DO-214AC

13.55 V

e3

40

260

SILICON

16.56 V

UL RECOGNIZED

20KPA36A-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

36 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

61.5 V

40.2 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA112-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

112 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

182 V

125.1 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA36C-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

36 V

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

61.5 V

40.2 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA172A

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

172 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

277 V

192.1 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA34A

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

34 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

57.5 V

38 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA52-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

52 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

85.8 V

58.1 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA172CA-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

172 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

277 V

192.1 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA204CA

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

204 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

329 V

227.9 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA56CA

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

56 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

92.6 V

62.6 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA88A

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

88 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

142 V

98.3 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA96CA-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

96 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

155 V

107.2 V

e3

40

260

SILICON

UL RECOGNIZED

P4SMA16C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

SINGLE

400 W

AVALANCHE

1

13.6 V

Matte Tin (Sn)

1

BIDIRECTIONAL

Not Qualified

15.2 V

e3

40

260

SILICON

16.8 V

20KPA60A-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

60 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

97.6 V

67 V

e3

40

260

SILICON

UL RECOGNIZED

P4SMA22

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

18.8 V

150 Cel

-55 Cel

Matte Tin (Sn)

R-PDSO-C2

1

UNIDIRECTIONAL

3.3 W

EXCELLENT CLAMPING CAPABILITY

DO-214AC

19.8 V

e3

40

260

SILICON

24.2 V

UL RECOGNIZED

20KPA232A

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

232 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

374 V

259.1 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA96C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

96 V

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

155 V

107.2 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA80A-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

80 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

130 V

89.4 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA120A-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

120 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

194 V

134 V

e3

40

260

SILICON

UL RECOGNIZED

P4SMA100

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

85.5 V

150 Cel

-55 Cel

Matte Tin (Sn)

R-PDSO-C2

1

UNIDIRECTIONAL

3.3 W

EXCELLENT CLAMPING CAPABILITY

DO-214AC

90 V

e3

40

260

SILICON

110 V

UL RECOGNIZED

20KPA64CA-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

64 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

104 V

71.5 V

e3

40

260

SILICON

UL RECOGNIZED

P4SMA36C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

30.8 V

150 Cel

-55 Cel

Matte Tin (Sn)

R-PDSO-C2

1

BIDIRECTIONAL

3.3 W

EXCELLENT CLAMPING CAPABILITY

DO-214AC

32.4 V

e3

40

260

SILICON

39.6 V

UL RECOGNIZED

P4SMA33CA

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

33 V

AVALANCHE

1

SMALL OUTLINE

Transient Suppressors

28.2 V

150 Cel

-65 Cel

MATTE TIN

R-PDSO-C2

1

BIDIRECTIONAL

Not Qualified

3.3 W

DO-214AC

45.7 V

31.4 V

e3

40

260

SILICON

34.7 V

UL RECOGNIZED

P4SMA62

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

53 V

150 Cel

-55 Cel

Matte Tin (Sn)

R-PDSO-C2

1

UNIDIRECTIONAL

3.3 W

EXCELLENT CLAMPING CAPABILITY

DO-214AC

55.8 V

e3

40

260

SILICON

68.2 V

UL RECOGNIZED

20KPA48CA

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

48 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

79.4 V

53.6 V

e3

40

260

SILICON

UL RECOGNIZED

P4SMA510A

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

510 V

AVALANCHE

1

SMALL OUTLINE

Transient Suppressors

434 V

150 Cel

-65 Cel

MATTE TIN

R-PDSO-C2

1

UNIDIRECTIONAL

Not Qualified

3.3 W

DO-214AC

698 V

485 V

e3

40

260

SILICON

535 V

UL RECOGNIZED

P4SMA33C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

28.2 V

150 Cel

-55 Cel

Matte Tin (Sn)

R-PDSO-C2

1

BIDIRECTIONAL

3.3 W

EXCELLENT CLAMPING CAPABILITY

DO-214AC

29.75 V

e3

40

260

SILICON

36.36 V

UL RECOGNIZED

P4SMA13AAUTO

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

11.1 V

150 Cel

-65 Cel

MATTE TIN

R-PDSO-C2

1

UNIDIRECTIONAL

Not Qualified

3.3 W

DO-214AC

12.4 V

e3

SILICON

13.7 V

UL RECOGNIZED

20KPA192C-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

192 V

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

309 V

214.5 V

e3

40

260

SILICON

UL RECOGNIZED

P4SMA33CAAUTO

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

28.2 V

150 Cel

-65 Cel

MATTE TIN

R-PDSO-C2

1

BIDIRECTIONAL

Not Qualified

3.3 W

DO-214AC

31.4 V

e3

SILICON

34.7 V

UL RECOGNIZED

P4SMA480C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

408 V

150 Cel

-55 Cel

Matte Tin (Sn)

R-PDSO-C2

1

BIDIRECTIONAL

3.3 W

EXCELLENT CLAMPING CAPABILITY

DO-214AC

432 V

e3

40

260

SILICON

528 V

20KPA28CA-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

28 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

48 V

31.28 V

e3

40

260

SILICON

UL RECOGNIZED

P4SMA39CAAUTO

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

33.3 V

150 Cel

-65 Cel

MATTE TIN

R-PDSO-C2

1

BIDIRECTIONAL

Not Qualified

3.3 W

DO-214AC

37.1 V

e3

SILICON

41 V

UL RECOGNIZED

20KPA280CA-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

280 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

451 V

312.8 V

e3

40

260

SILICON

UL RECOGNIZED

P4SMA36AAUTO

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

30.8 V

150 Cel

-65 Cel

MATTE TIN

R-PDSO-C2

1

UNIDIRECTIONAL

Not Qualified

3.3 W

DO-214AC

34.2 V

e3

SILICON

37.8 V

UL RECOGNIZED

20KPA40A-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

40 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

67.8 V

44.7 V

e3

40

260

SILICON

UL RECOGNIZED

P4SMA7.5

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

6.4 V

150 Cel

-55 Cel

Matte Tin (Sn)

R-PDSO-C2

1

UNIDIRECTIONAL

3.3 W

EXCELLENT CLAMPING CAPABILITY

DO-214AC

6.75 V

e3

40

260

SILICON

8.26 V

UL RECOGNIZED

P4SMA510C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

400 W

AVALANCHE

1

SMALL OUTLINE

434 V

150 Cel

-55 Cel

Matte Tin (Sn)

R-PDSO-C2

1

BIDIRECTIONAL

3.3 W

EXCELLENT CLAMPING CAPABILITY

DO-214AC

459 V

e3

40

260

SILICON

561 V

P4SMA16

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

YES

SINGLE

400 W

16 V

AVALANCHE

1

Transient Suppressors

13.6 V

Matte Tin (Sn)

1

UNIDIRECTIONAL

Not Qualified

23.6 V

15.2 V

e3

40

260

SILICON

16.8 V

20KPA44CA-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

44 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

72.7 V

49.1 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA300-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

300 V

175 Cel

-55 Cel

MATTE TIN

O-PALF-W2

1

UNIDIRECTIONAL

ISOLATED

Not Qualified

8 W

483 V

335.1 V

e3

40

260

SILICON

UL RECOGNIZED

20KPA48C-B

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

AXIAL

WIRE

2

NO

ROUND

PLASTIC/EPOXY

SINGLE

20000 W

AVALANCHE

1

LONG FORM

Transient Suppressors

48 V

MATTE TIN

O-PALF-W2

1

BIDIRECTIONAL

ISOLATED

Not Qualified

8 W

79.4 V

53.6 V

e3

40

260

SILICON

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.