THROUGH-HOLE Transient Suppression Devices 135

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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

AK3-150C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

IN-LINE

150 V

125 Cel

-55 Cel

R-PDIP-T2

BIDIRECTIONAL

158 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

194 V

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

AK3-190C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

190 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

200 V

e4

30

265

SILICON

245 V

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

AK6-170C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

200 V

AVALANCHE

10 uA

1

170 V

170 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

ISOLATED

260 V

180 V

SILICON

220 V

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

AK3-150C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

IN-LINE

150 V

125 Cel

-55 Cel

SILVER

R-PDIP-T2

BIDIRECTIONAL

158 V

e4

SILICON

194 V

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

AK6-030C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

34.5 V

AVALANCHE

10 uA

1

30 V

30 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

ISOLATED

90 V

32 V

SILICON

37 V

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

AK6-190C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

222.5 V

AVALANCHE

10 uA

1

190 V

190 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

ISOLATED

290 V

200 V

SILICON

245 V

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

AK20-016C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

18.4 V

AVALANCHE

5 uA

1

16 V

16 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

30 V

17.5 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

19.3 V

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

AK15-076C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

90 V

AVALANCHE

10 uA

1

76 V

76 V

125 Cel

-55 Cel

BIDIRECTIONAL

150 V

85 V

SILICON

95 V

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

AK15-076C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

76 V

125 Cel

-55 Cel

BIDIRECTIONAL

85 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

95 V

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

AK3-208C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

IN-LINE

208 V

125 Cel

-55 Cel

SILVER

R-PDIP-T2

BIDIRECTIONAL

223 V

e4

30

260

SILICON

246 V

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

AK6-240C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

267.5 V

AVALANCHE

10 uA

1

240 V

240 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

ISOLATED

340 V

250 V

SILICON

285 V

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

AK15-066C-Y

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

BIDIRECTIONAL

120 V

72 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

80 V

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

AK20-058C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

67 V

AVALANCHE

5 uA

1

58 V

58 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

120 V

64 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

70 V

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

AK15-066C

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; UL RECOGNIZED

AK3-380C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

422 V

AVALANCHE

1

IN-LINE

Transient Suppressors

380 V

125 Cel

-55 Cel

SILVER

R-PDIP-T2

1

BIDIRECTIONAL

Not Qualified

520 V

401 V

e4

30

260

SILICON

443 V

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

AK6-240C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

240 V

125 Cel

-55 Cel

BIDIRECTIONAL

250 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

285 V

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

AK15-190C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

222.5 V

AVALANCHE

10 uA

1

190 V

190 V

125 Cel

-55 Cel

BIDIRECTIONAL

290 V

200 V

SILICON

245 V

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

AK20-076C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

90 V

AVALANCHE

5 uA

1

76 V

76 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

160 V

85 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

95 V

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

AK10-076C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

76 V

125 Cel

-55 Cel

BIDIRECTIONAL

85 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

95 V

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

AK15-076C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

90 V

AVALANCHE

1

IN-LINE

Transient Suppressors

76 V

SILVER

R-PDIP-T2

BIDIRECTIONAL

Not Qualified

150 V

85 V

e4

40

260

SILICON

95 V

UL RECOGNIZED

AK6-380C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

UNSPECIFIED

SINGLE

422 V

AVALANCHE

10 uA

1

380 V

380 V

125 Cel

-55 Cel

R-X(NULL)-T2

BIDIRECTIONAL

ISOLATED

520 V

401 V

SILICON

443 V

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

AK6-190C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

190 V

125 Cel

-55 Cel

BIDIRECTIONAL

200 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

245 V

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

AK10-058C-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, 4-5; UL RECOGNIZED

AK3-030C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

IN-LINE

30 V

125 Cel

-55 Cel

SILVER

R-PDIP-T2

BIDIRECTIONAL

32 V

e4

30

260

SILICON

37 V

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

AK3-058C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

58 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

64 V

e4

30

265

SILICON

70 V

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

AK3-066C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

66 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

72 V

e4

30

265

SILICON

80 V

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

AK3-076C-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

AK3-030C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

30 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

32 V

e4

30

265

SILICON

37 V

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

AK3-076C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

76 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

85 V

e4

30

265

SILICON

95 V

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

AK3-076C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

90 V

AVALANCHE

1

IN-LINE

Transient Suppressors

76 V

125 Cel

-55 Cel

SILVER

R-PDIP-T2

1

BIDIRECTIONAL

Not Qualified

140 V

85 V

e4

30

260

SILICON

95 V

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

AK3-058C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

58 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

64 V

e4

30

265

SILICON

70 V

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

AK3-066C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

66 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

72 V

e4

30

265

SILICON

80 V

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

AK3-058C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

IN-LINE

58 V

125 Cel

-55 Cel

R-PDIP-T2

BIDIRECTIONAL

64 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

70 V

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

AK3-066C

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

76 V

AVALANCHE

1

IN-LINE

Transient Suppressors

66 V

125 Cel

-55 Cel

R-PDIP-T2

BIDIRECTIONAL

120 V

72 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

80 V

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

AK3-076C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

76 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

85 V

e4

30

265

SILICON

95 V

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

AK3-030C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

30 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

32 V

e4

30

265

SILICON

37 V

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

AK3-066C-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

DUAL

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

IN-LINE

66 V

125 Cel

-55 Cel

SILVER

R-PDIP-T2

BIDIRECTIONAL

72 V

e4

30

260

SILICON

80 V

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

AK3-038C-Y-12

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

38 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

40 V

e4

30

265

SILICON

46 V

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

AK3-038C-Y

Littelfuse

TRANS VOLTAGE SUPPRESSOR DIODE

THROUGH-HOLE

2

NO

RECTANGULAR

PLASTIC/EPOXY

SINGLE

AVALANCHE

1

38 V

125 Cel

-55 Cel

Silver (Ag)

BIDIRECTIONAL

40 V

e4

30

265

SILICON

46 V

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

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.