THROUGH-HOLE Transient Suppression Devices 135

Reset All
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

AK6-430C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

465 V

AVALANCHE

10 uA

1

430 V

430 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

ISOLATED

625 V

440 V

SILICON

490 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK6-430C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

465 V

AVALANCHE

10 uA

1

430 V

430 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

ISOLATED

625 V

440 V

SILICON

490 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK6-430C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

430 V

125 Cel

-55 Cel

BIDIRECTIONAL

440 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

490 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK10-015C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

15 V

125 Cel

-55 Cel

BIDIRECTIONAL

16 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

19 V

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

AK10-015C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

15 V

125 Cel

-55 Cel

SILVER

BIDIRECTIONAL

16 V

e4

30

260

SILICON

19 V

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

AK3-015C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

17.5 V

AVALANCHE

1

IN-LINE

Transient Suppressors

15 V

125 Cel

-55 Cel

SILVER

R-PDIP-T2

1

BIDIRECTIONAL

28 V

16 V

e4

30

260

SILICON

19 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK3-015C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

IN-LINE

15 V

125 Cel

-55 Cel

R-PDIP-T2

BIDIRECTIONAL

16 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

19 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK3-015C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

15 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

16 V

e4

30

265

SILICON

19 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK3-015C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

15 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

16 V

e4

30

265

SILICON

19 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

PMAD1103-LF

Protek Devices

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

14

NO

RECTANGULAR

PLASTIC/EPOXY

COMPLEX

500 W

AVALANCHE

16

IN-LINE

50 V

150 Cel

-55 Cel

TIN

R-PDIP-T14

UNIDIRECTIONAL

Not Qualified

.5 W

ULTRA LOW CAPACITANCE, LOW LEAKAGE CURRENT

e3

270

SILICON

SN75240P

Texas Instruments

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

8

NO

RECTANGULAR

PLASTIC/EPOXY

COMPLEX

60 W

7 V

AVALANCHE

1 uA

2

IN-LINE

Transient Suppressors

6 V

70 Cel

0 Cel

NICKEL PALLADIUM GOLD

R-PDIP-T8

UNIDIRECTIONAL

Not Qualified

1.15 W

LOW CAPACITANCE

MS-001BA

6.5 V

e4

SILICON

8 V

IEC-61000-4-2

1N6508

Microchip Technology

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

14

NO

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

COMPLEX

AVALANCHE

16

IN-LINE

TIN LEAD

R-CDIP-T14

UNIDIRECTIONAL

Not Qualified

.6 W

HIGH RELIABILITY, LOW CAPACITANCE

60 V

e0

SILICON

DLZ-5A

General Semiconductor

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

16

NO

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

COMMON ANODE, 15 ELEMENTS

500 W

6 V

AVALANCHE

200 uA

15

IN-LINE

Transient Suppressors

5 V

150 Cel

-55 Cel

Tin/Lead (Sn/Pb)

R-CDIP-T16

UNIDIRECTIONAL

Not Qualified

880 pF

LOW CAPACITANCE

10.6 V

6 V

e0

SILICON

DLZ-5AH1

General Semiconductor

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

16

NO

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

COMMON ANODE, 15 ELEMENTS

500 W

AVALANCHE

200 uA

15

IN-LINE

5 V

150 Cel

-55 Cel

R-CDIP-T16

UNIDIRECTIONAL

Not Qualified

880 pF

LOW CAPACITANCE

10.6 V

6 V

SILICON

DLZ5A

Sensitron Semiconductor

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

16

NO

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

COMPLEX

1300 W

AVALANCHE

15

IN-LINE

Transient Suppressors

5 V

TIN LEAD

R-CDIP-T16

1

UNIDIRECTIONAL

Not Qualified

LOW CAPACITANCE

10.6 V

6 V

e0

SILICON

DLZ5AH1

Sensitron Semiconductor

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

16

NO

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

COMPLEX

1300 W

AVALANCHE

15

IN-LINE

5 V

R-CDIP-T16

1

UNIDIRECTIONAL

Not Qualified

6 V

SILICON

PTVS10-058C-TH

Bourns

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

58 V

125 Cel

-55 Cel

BIDIRECTIONAL

64 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

70 V

IEC-61000-4-5

DA15P

General Semiconductor

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

16

NO

RECTANGULAR

PLASTIC/EPOXY

COMMON ANODE, 12 ELEMENTS

500 W

AVALANCHE

2 uA

12

IN-LINE

Transient Suppressors

15 V

150 Cel

-55 Cel

TIN LEAD

R-PDIP-T16

UNIDIRECTIONAL

Not Qualified

400 pF

33 V

16.7 V

e0

SILICON

MX1N6508

Microsemi

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

14

NO

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

COMPLEX

1 V

.02 us

AVALANCHE

.1 uA

16

40 V

IN-LINE

Other Diodes

60 V

150 Cel

-65 Cel

TIN LEAD

R-CDIP-T14

UNIDIRECTIONAL

Not Qualified

.6 W

HIGH RELIABILITY, LOW CAPACITANCE

60 V

e0

SILICON

PTVS3-380C-TH

Bourns

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

380 V

125 Cel

-55 Cel

BIDIRECTIONAL

401 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

443 V

IEC-61000-4-5

AK3-430C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

465 V

AVALANCHE

1

IN-LINE

Transient Suppressors

430 V

125 Cel

-55 Cel

SILVER

R-PDIP-T2

1

BIDIRECTIONAL

Not Qualified

625 V

440 V

e4

30

260

SILICON

490 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK3-030C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

34.2 V

AVALANCHE

1

IN-LINE

Transient Suppressors

30 V

125 Cel

-55 Cel

R-PDIP-T2

BIDIRECTIONAL

90 V

32 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

37 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK3-058C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

67 V

AVALANCHE

1

IN-LINE

Transient Suppressors

58 V

125 Cel

-55 Cel

SILVER

R-PDIP-T2

1

BIDIRECTIONAL

Not Qualified

110 V

64 V

e4

30

260

SILICON

70 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK3-380C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

380 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

401 V

e4

30

265

SILICON

443 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK3-430C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

430 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

440 V

e4

30

265

SILICON

490 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

DA24CP

General Semiconductor

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

16

NO

RECTANGULAR

PLASTIC/EPOXY

COMMON BIPOLAR TERMINAL, 12 ELEMENTS

500 W

AVALANCHE

4 uA

12

IN-LINE

Transient Suppressors

24 V

150 Cel

-55 Cel

TIN LEAD

R-PDIP-T16

BIDIRECTIONAL

Not Qualified

200 pF

52.1 V

26.7 V

e0

SILICON

PTVS10-380C-TH

Bourns

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

380 V

125 Cel

-55 Cel

SILVER

BIDIRECTIONAL

401 V

e4

SILICON

442 V

IEC-61000-4-5

PTVS3-430C-TH

Bourns

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

465 V

AVALANCHE

10 uA

1

430 V

430 V

125 Cel

-55 Cel

R-P(NULL)-T2

BIDIRECTIONAL

580 V

440 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

490 V

IEC-61000-4-5

SN65240PE4

Texas Instruments

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

8

NO

RECTANGULAR

PLASTIC/EPOXY

COMPLEX

60 W

AVALANCHE

1 uA

2

IN-LINE

6 V

85 Cel

-40 Cel

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

R-PDIP-T8

UNIDIRECTIONAL

Not Qualified

1.15 W

LOW CAPACITANCE

MS-001BA

6.5 V

e4

NOT SPECIFIED

NOT SPECIFIED

SILICON

8 V

IEC-61000-4-2

SN75240PE4

Texas Instruments

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

8

NO

RECTANGULAR

PLASTIC/EPOXY

COMPLEX

60 W

7 V

AVALANCHE

2

IN-LINE

Transient Suppressors

6 V

NICKEL PALLADIUM GOLD

R-PDIP-T8

UNIDIRECTIONAL

Not Qualified

1.15 W

LOW CAPACITANCE

MS-001BA

6.5 V

e4

SILICON

8 V

SN65240P

Texas Instruments

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

8

NO

RECTANGULAR

PLASTIC/EPOXY

COMPLEX

60 W

AVALANCHE

1 uA

2

IN-LINE

6 V

85 Cel

-40 Cel

NICKEL PALLADIUM GOLD

R-PDIP-T8

UNIDIRECTIONAL

Not Qualified

1.15 W

LOW CAPACITANCE

MS-001BA

6.5 V

e4

SILICON

8 V

IEC-61000-4-2

USB6B2

STMicroelectronics

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

8

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

500 W

AVALANCHE

5 uA

1

5.25 V

IN-LINE

Other Diodes

6 V

150 Cel

-55 Cel

R-PDIP-T8

UNIDIRECTIONAL

Not Qualified

VERY LOW CAPACITANCE

6 V

SILICON

AK6-030C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

30 V

125 Cel

-55 Cel

BIDIRECTIONAL

32 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

37 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK1-076C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

IN-LINE

76 V

125 Cel

-55 Cel

R-PDIP-T2

BIDIRECTIONAL

85 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

95 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK20-063C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

71.5 V

AVALANCHE

5 uA

1

63 V

63 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

125 V

68 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

75 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK6-066C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

76 V

AVALANCHE

10 uA

1

66 V

66 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

ISOLATED

120 V

72 V

SILICON

80 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK3-170C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

IN-LINE

170 V

125 Cel

-55 Cel

SILVER

R-PDIP-T2

BIDIRECTIONAL

179 V

e4

30

260

SILICON

220 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK20-066C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

76 V

AVALANCHE

5 uA

1

66 V

66 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

130 V

72 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

80 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK10-170C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

170 V

125 Cel

-55 Cel

SILVER

BIDIRECTIONAL

180 V

e4

30

260

SILICON

220 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK6-170C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

170 V

125 Cel

-55 Cel

BIDIRECTIONAL

180 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

220 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK6-058C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

67 V

AVALANCHE

10 uA

1

58 V

58 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

ISOLATED

110 V

64 V

SILICON

70 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK3-170C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

170 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

179 V

e4

30

265

SILICON

220 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK6-190

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

6000 W

AVALANCHE

1

IN-LINE

190 V

R-PDIP-T2

BIDIRECTIONAL

Not Qualified

200 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

245 V

UL RECOGNIZED

AK10-066C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

76 V

AVALANCHE

1

Transient Suppressors

66 V

125 Cel

-55 Cel

BIDIRECTIONAL

120 V

72 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

80 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK15-058C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

58 V

125 Cel

-55 Cel

BIDIRECTIONAL

64 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

70 V

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

AK3-150C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

150 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

158 V

e4

30

265

SILICON

194 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK10-066C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

66 V

125 Cel

-55 Cel

SILVER

BIDIRECTIONAL

72 V

e4

30

260

SILICON

80 V

IEC-61000-4-2, 4-4, 4-5; UL RECOGNIZED

AK10-030C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

30 V

125 Cel

-55 Cel

SILVER

BIDIRECTIONAL

32 V

e4

30

260

SILICON

37 V

IEC-61000-4-2, 4-4, 4-5; 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.