UPPER Diodes & Rectifiers 2,400+

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Part RoHS Manufacturer Diode Type Terminal Position Terminal Form No. of Terminals Surface Mount Package Shape Minimum Quality Factor Package Body Material Working Test Current Config Frequency Band Nominal Reference Voltage Maximum Output Current Maximum Forward Voltage (VF) Maximum Diode Capacitance Nominal Breakdown Voltage Maximum Reverse Recovery Time Technology Maximum Reverse Current No. of Elements Reverse Test Voltage Nominal Regulation Current (Ireg) Package Style (Meter) Sub-Category Maximum Voltage Tolerance Maximum Repetitive Peak Reverse Voltage Maximum Operating Temperature Application Maximum Dynamic Impedance Maximum Limiting Voltage Minimum Operating Temperature Terminal Finish JESD-30 Code Moisture Sensitivity Level (MSL) Polarity Case Connection Qualification Maximum Power Dissipation Nominal Diode Capacitance Additional Features No. of Phases JEDEC-95 Code Diode Cap Tolerance 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 Minimum Diode Capacitance Ratio Reference Standard

BYW77-100R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

25 A

1.1 V

.05 us

25 uA

1

POST/STUD MOUNT

Rectifier Diodes

100 V

150 Cel

EFFICIENCY

-40 Cel

O-MUPM-D1

ANODE

Not Qualified

33 W

1

500 A

SILICON

STTA5012TV2

STMicroelectronics

RECTIFIER DIODE

UPPER

UNSPECIFIED

4

NO

RECTANGULAR

PLASTIC/EPOXY

SEPARATE, 2 ELEMENTS

25 A

2.1 V

.11 us

2

FLANGE MOUNT

Rectifier Diodes

1200 V

150 Cel

HIGH VOLTAGE ULTRA FAST SOFT RECOVERY

NICKEL

R-PUFM-X4

ISOLATED

Not Qualified

62.5 W

FREE WHEELING DIODE, LOW POWER LOSS

1

210 A

SILICON

ESM243-50R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

60 A

1.5 V

.1 us

10000 uA

1

POST/STUD MOUNT

Rectifier Diodes

50 V

165 Cel

FAST RECOVERY

-65 Cel

O-MUPM-D1

ANODE

Not Qualified

110 W

1

800 A

SILICON

BYW78-200R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

50 A

1.1 V

.06 us

50 uA

1

POST/STUD MOUNT

Rectifier Diodes

200 V

150 Cel

EFFICIENCY

-40 Cel

O-MUPM-D1

ANODE

Not Qualified

60 W

1

1500 A

SILICON

BYT230PIV-1000

STMicroelectronics

RECTIFIER DIODE

UPPER

UNSPECIFIED

4

NO

RECTANGULAR

PLASTIC/EPOXY

SEPARATE, 2 ELEMENTS

30 A

1.9 V

.165 us

100 uA

2

1000 V

FLANGE MOUNT

Other Diodes

1000 V

150 Cel

FAST RECOVERY

-40 Cel

NICKEL

R-PUFM-X4

ISOLATED

Not Qualified

120 W

FREE WHEELING DIODE

1

200 A

SILICON

BYV541V-150

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

4

NO

RECTANGULAR

PLASTIC/EPOXY

2 BANKS, SEPARATE, 1 ELEMENT

50 A

1.2 V

.06 us

AVALANCHE

50 uA

2

150 V

FLANGE MOUNT

Other Diodes

150 V

150 Cel

EFFICIENCY

-40 Cel

R-PUFM-D4

Not Qualified

FREE WHEELING DIODE, HIGH SURGE CAPABILITY

1

1000 A

SILICON

STTA6006TV1

STMicroelectronics

RECTIFIER DIODE

UPPER

UNSPECIFIED

4

NO

RECTANGULAR

PLASTIC/EPOXY

SEPARATE, 2 ELEMENTS

30 A

1.8 V

.065 us

2

FLANGE MOUNT

Rectifier Diodes

600 V

150 Cel

HIGH VOLTAGE ULTRA FAST SOFT RECOVERY

NICKEL

R-PUFM-X4

ISOLATED

Not Qualified

60 W

SOFT FACTOR IS 0.4, FREE WHEELING DIODE

1

230 A

SILICON

BYT60-600

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

60 A

1.9 V

.135 us

100 uA

1

POST/STUD MOUNT

Rectifier Diodes

600 V

150 Cel

FAST RECOVERY

-40 Cel

O-MUPM-D1

CATHODE

Not Qualified

125 W

FREE WHEELING DIODE

1

400 A

SILICON

1N3766

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

40 A

1.5 V

500 uA

1

POST/STUD MOUNT

Rectifier Diodes

800 V

175 Cel

GENERAL PURPOSE

-55 Cel

O-MUPM-D1

CATHODE

Not Qualified

44 W

LEAKAGE CURRENT IS NOT AT 25 DEG C

1

700 A

SILICON

BYX61-400

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

12 A

1.5 V

.1 us

3000 uA

1

POST/STUD MOUNT

Rectifier Diodes

400 V

150 Cel

VERY FAST RECOVERY

-65 Cel

O-MUPM-D1

CATHODE

Not Qualified

20 W

LEAKAGE CURRENT IS NOT AT 25 DEG C

1

150 A

SILICON

1N3988R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

20 A

1.2 V

500 uA

1

POST/STUD MOUNT

800 V

175 Cel

GENERAL PURPOSE

-55 Cel

O-MUPM-D1

ANODE

Not Qualified

20 W

LEAKAGE CURRENT IS NOT AT 25 DEG C

1

450 A

SILICON

RN820R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

20 A

1.5 V

5000 uA

1

POST/STUD MOUNT

800 V

175 Cel

GENERAL PURPOSE

-55 Cel

O-MUPM-D1

ANODE

Not Qualified

25 W

LEAKAGE CURRENT IS NOT AT 25 DEG C

1

450 A

SILICON

BYT60-300

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

60 A

1.5 V

.1 us

60 uA

1

POST/STUD MOUNT

Rectifier Diodes

300 V

150 Cel

FAST RECOVERY

-40 Cel

O-MUPM-D1

CATHODE

Not Qualified

100 W

FREE WHEELING DIODE

1

800 A

SILICON

STTB12006TV1

STMicroelectronics

RECTIFIER DIODE

UPPER

UNSPECIFIED

4

NO

RECTANGULAR

PLASTIC/EPOXY

2 BANKS, SEPARATE, 1 ELEMENT

60 A

1.8 V

.115 us

2

FLANGE MOUNT

Rectifier Diodes

600 V

150 Cel

HIGH VOLTAGE ULTRA FAST SOFT RECOVERY

R-PUFM-X4

Not Qualified

120 W

SOFT FACTOR IS 0.5, SNUBBER DIODE

1

450 A

NOT SPECIFIED

NOT SPECIFIED

SILICON

BYT30-400R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

30 A

1.5 V

.1 us

35 uA

1

POST/STUD MOUNT

Rectifier Diodes

400 V

150 Cel

FAST RECOVERY

-40 Cel

O-MUPM-D1

ANODE

Not Qualified

50 W

FREE WHEELING DIODE

1

500 A

SILICON

1N3880R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

6 A

1.4 V

.2 us

15 uA

1

POST/STUD MOUNT

Rectifier Diodes

100 V

150 Cel

FAST RECOVERY

-65 Cel

O-MUPM-D1

ANODE

Not Qualified

20 W

1

150 A

SILICON

STTB6006TV2

STMicroelectronics

RECTIFIER DIODE

UPPER

UNSPECIFIED

4

NO

RECTANGULAR

PLASTIC/EPOXY

SEPARATE, 2 ELEMENTS

30 A

1.4 V

.11 us

2

FLANGE MOUNT

Rectifier Diodes

600 V

150 Cel

HIGH VOLTAGE ULTRA FAST SOFT RECOVERY

-65 Cel

R-PUFM-X4

Not Qualified

SNUBBER DIODE, SOFT FACTOR IS 0.5, HIGH PERFORMANCE

1

700 A

NOT SPECIFIED

NOT SPECIFIED

SILICON

BYV54-150

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

4

NO

RECTANGULAR

PLASTIC/EPOXY

SEPARATE, 2 ELEMENTS

50 A

1.25 V

.06 us

50 uA

2

150 V

FLANGE MOUNT

Other Diodes

150 V

150 Cel

EFFICIENCY

-40 Cel

R-PUFM-D4

CATHODE

Not Qualified

100 W

1

1000 A

NOT SPECIFIED

NOT SPECIFIED

SILICON

BYX65-50R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

30 A

1.5 V

.1 us

10000 uA

1

POST/STUD MOUNT

Rectifier Diodes

50 V

150 Cel

VERY FAST RECOVERY

-65 Cel

O-MUPM-D1

ANODE

Not Qualified

50 W

LEAKAGE CURRENT IS NOT AT 25 DEG C

1

300 A

SILICON

ESM243-400R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

60 A

1.5 V

.1 us

10000 uA

1

POST/STUD MOUNT

Rectifier Diodes

400 V

165 Cel

FAST RECOVERY

-65 Cel

O-MUPM-D1

ANODE

Not Qualified

110 W

1

800 A

SILICON

BYT12-400R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

12 A

1.5 V

.1 us

15 uA

1

POST/STUD MOUNT

Rectifier Diodes

400 V

150 Cel

FAST RECOVERY

-40 Cel

O-MUPM-D1

ANODE

Not Qualified

20 W

FREE WHEELING DIODE

1

200 A

SILICON

1N3913

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

30 A

1.4 V

.2 us

50 uA

1

POST/STUD MOUNT

Rectifier Diodes

400 V

150 Cel

FAST RECOVERY

-65 Cel

O-MUPM-D1

CATHODE

Not Qualified

50 W

1

300 A

SILICON

BYT261PIV-400

STMicroelectronics

RECTIFIER DIODE

UPPER

UNSPECIFIED

4

NO

RECTANGULAR

PLASTIC/EPOXY

SEPARATE, 2 ELEMENTS

60 A

1.5 V

.1 us

60 uA

2

400 V

FLANGE MOUNT

Other Diodes

400 V

150 Cel

FAST RECOVERY

-40 Cel

NICKEL

R-PUFM-X4

ISOLATED

Not Qualified

200 W

FREE WHEELING DIODE

1

600 A

SILICON

BYT260PIV-300

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

4

NO

RECTANGULAR

PLASTIC/EPOXY

2 BANKS, SEPARATE, 1 ELEMENT

60 A

1.5 V

.1 us

2

FLANGE MOUNT

Rectifier Diodes

300 V

150 Cel

FAST RECOVERY

-40 Cel

R-PUFM-D4

Not Qualified

LOW NOISE

1

600 A

SILICON

1N3903R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

20 A

1.4 V

.2 us

50 uA

1

POST/STUD MOUNT

Rectifier Diodes

400 V

150 Cel

FAST RECOVERY

-65 Cel

O-MUPM-D1

ANODE

Not Qualified

35 W

1

225 A

SILICON

BYT30-400

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

30 A

1.5 V

.1 us

35 uA

1

POST/STUD MOUNT

Rectifier Diodes

400 V

150 Cel

FAST RECOVERY

-40 Cel

O-MUPM-D1

CATHODE

Not Qualified

50 W

FREE WHEELING DIODE

1

500 A

SILICON

1N1342B

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

20 A

1.2 V

500 uA

1

POST/STUD MOUNT

Rectifier Diodes

100 V

175 Cel

GENERAL PURPOSE

-55 Cel

O-MUPM-D1

CATHODE

Not Qualified

20 W

LEAKAGE CURRENT IS NOT AT 25 DEG C

1

450 A

SILICON

BYX65-400

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

30 A

1.5 V

.1 us

10000 uA

1

POST/STUD MOUNT

Rectifier Diodes

400 V

150 Cel

VERY FAST RECOVERY

-65 Cel

O-MUPM-D1

CATHODE

Not Qualified

50 W

LEAKAGE CURRENT IS NOT AT 25 DEG C

1

300 A

SILICON

BYW88-300

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

12 A

1.25 V

3000 uA

1

POST/STUD MOUNT

Rectifier Diodes

300 V

150 Cel

GENERAL PURPOSE

-40 Cel

O-MUPM-D1

CATHODE

Not Qualified

12.5 W

LEAKAGE CURRENT IS NOT AT 25 DEG C

1

230 A

SILICON

1N1346BR

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

20 A

1.2 V

500 uA

1

POST/STUD MOUNT

400 V

175 Cel

GENERAL PURPOSE

-55 Cel

O-MUPM-D1

ANODE

Not Qualified

20 W

LEAKAGE CURRENT IS NOT AT 25 DEG C

1

450 A

SILICON

BYX64-600R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

30 A

1.4 V

.2 us

50 uA

1

POST/STUD MOUNT

Rectifier Diodes

600 V

150 Cel

FAST RECOVERY

-65 Cel

O-MUPM-D1

ANODE

Not Qualified

50 W

1

300 A

SILICON

BYT261PI-1000

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

4

NO

RECTANGULAR

PLASTIC/EPOXY

SEPARATE, 2 ELEMENTS

60 A

1.9 V

.17 us

100 uA

2

1000 V

FLANGE MOUNT

Other Diodes

1000 V

150 Cel

FAST RECOVERY

-40 Cel

R-PUFM-D4

ISOLATED

Not Qualified

260 W

1

400 A

SILICON

ESM243-300

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

60 A

1.5 V

.1 us

10000 uA

1

POST/STUD MOUNT

Rectifier Diodes

300 V

165 Cel

FAST RECOVERY

-65 Cel

O-MUPM-D1

CATHODE

Not Qualified

110 W

1

800 A

SILICON

BYX61-50

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

12 A

1.5 V

.1 us

3000 uA

1

POST/STUD MOUNT

Rectifier Diodes

50 V

150 Cel

VERY FAST RECOVERY

-65 Cel

O-MUPM-D1

CATHODE

Not Qualified

20 W

LEAKAGE CURRENT IS NOT AT 25 DEG C

1

150 A

SILICON

BYW81-150

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

15 A

1.25 V

.035 us

15 uA

1

POST/STUD MOUNT

Rectifier Diodes

150 V

150 Cel

EFFICIENCY

-40 Cel

O-MUPM-D1

CATHODE

Not Qualified

22 W

1

200 A

SILICON

STTA6006T2

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

4

NO

RECTANGULAR

PLASTIC/EPOXY

SEPARATE, 2 ELEMENTS

30 A

1.8 V

.065 us

2

FLANGE MOUNT

Rectifier Diodes

600 V

150 Cel

EFFICIENCY

R-PUFM-D4

Not Qualified

60 W

FREE WHEELING DIODE, HIGH PERFORMANCE, SOFT FACTOR IS 0.4

1

300 A

NOT SPECIFIED

NOT SPECIFIED

SILICON

BYX61-400R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

12 A

1.5 V

.1 us

3000 uA

1

POST/STUD MOUNT

Rectifier Diodes

400 V

150 Cel

VERY FAST RECOVERY

-65 Cel

O-MUPM-D1

ANODE

Not Qualified

20 W

LEAKAGE CURRENT IS NOT AT 25 DEG C

1

150 A

SILICON

1N3988

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

20 A

1.2 V

500 uA

1

POST/STUD MOUNT

Rectifier Diodes

800 V

175 Cel

GENERAL PURPOSE

-55 Cel

O-MUPM-D1

CATHODE

Not Qualified

20 W

LEAKAGE CURRENT IS NOT AT 25 DEG C

1

450 A

SILICON

1N3912

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

30 A

1.4 V

.2 us

50 uA

1

POST/STUD MOUNT

Rectifier Diodes

300 V

150 Cel

FAST RECOVERY

-65 Cel

O-MUPM-D1

CATHODE

Not Qualified

50 W

1

300 A

SILICON

BYT30-1000

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

30 A

1.9 V

.165 us

100 uA

1

POST/STUD MOUNT

Rectifier Diodes

1000 V

150 Cel

FAST RECOVERY

-40 Cel

O-MUPM-D1

CATHODE

Not Qualified

62 W

FREE WHEELING DIODE

1

200 A

SILICON

BYT230PIV-1200

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

4

NO

RECTANGULAR

PLASTIC/EPOXY

SEPARATE, 2 ELEMENTS

30 A

1.9 V

.165 us

100 uA

2

FLANGE MOUNT

Other Diodes

1200 V

150 Cel

FAST RECOVERY

-40 Cel

R-PUFM-D4

ISOLATED

Not Qualified

120 W

1

200 A

SILICON

BYW78-200

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

50 A

1.1 V

.06 us

50 uA

1

POST/STUD MOUNT

Rectifier Diodes

200 V

150 Cel

EFFICIENCY

-40 Cel

O-MUPM-D1

CATHODE

Not Qualified

60 W

1

1500 A

SILICON

BYT230PI-600

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

4

NO

RECTANGULAR

PLASTIC/EPOXY

SEPARATE, 2 ELEMENTS

30 A

1.9 V

.13 us

100 uA

2

600 V

FLANGE MOUNT

Other Diodes

600 V

150 Cel

FAST RECOVERY

-40 Cel

R-PUFM-D4

ISOLATED

Not Qualified

120 W

1

200 A

SILICON

1N3913R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

30 A

1.4 V

.2 us

50 uA

1

POST/STUD MOUNT

Rectifier Diodes

400 V

150 Cel

FAST RECOVERY

-65 Cel

O-MUPM-D1

ANODE

Not Qualified

50 W

1

300 A

SILICON

BYT12-200R

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

12 A

1.5 V

.1 us

15 uA

1

POST/STUD MOUNT

Rectifier Diodes

200 V

150 Cel

FAST RECOVERY

-40 Cel

O-MUPM-D1

ANODE

Not Qualified

20 W

FREE WHEELING DIODE

1

200 A

SILICON

BYW77-150

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

25 A

1.1 V

.05 us

25 uA

1

POST/STUD MOUNT

Rectifier Diodes

150 V

150 Cel

EFFICIENCY

-40 Cel

O-MUPM-D1

CATHODE

Not Qualified

33 W

1

500 A

SILICON

1N3990

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

20 A

1.2 V

500 uA

1

POST/STUD MOUNT

Rectifier Diodes

1000 V

175 Cel

GENERAL PURPOSE

-55 Cel

O-MUPM-D1

CATHODE

Not Qualified

20 W

LEAKAGE CURRENT IS NOT AT 25 DEG C

1

450 A

SILICON

BYW81-50

STMicroelectronics

RECTIFIER DIODE

UPPER

SOLDER LUG

1

NO

ROUND

METAL

SINGLE

15 A

1.25 V

.035 us

15 uA

1

POST/STUD MOUNT

Rectifier Diodes

50 V

150 Cel

EFFICIENCY

-40 Cel

O-MUPM-D1

CATHODE

Not Qualified

22 W

1

200 A

SILICON

Diodes & Rectifiers

Diodes and rectifiers are electronic components that allow current to flow in one direction only, and they are widely used in electronic circuits for signal processing, power conversion, and protection.

A diode is a two-terminal electronic component that allows current to flow in one direction only. It consists of a P-N junction, which acts as a one-way valve for current flow. When the diode is forward-biased, it allows current to flow in the forward direction, while when it is reverse-biased, it blocks the current flow.

Rectifiers are electronic devices that convert AC voltage to DC voltage. They consist of one or more diodes arranged in a specific configuration, such as half-wave, full-wave, or bridge rectifier. Rectifiers allow the current to flow in only one direction, effectively converting the AC voltage to DC voltage.

Diodes and rectifiers are used in a wide range of applications, such as power supplies, battery chargers, voltage regulators, and signal processing circuits. They offer several advantages over other types of components, such as simplicity, efficiency, and reliability.

Diodes and rectifiers 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.