SINGLE WITH BUILT-IN DIODE Silicon Controlled Rectifiers (SCR) 501

Reset All
Part RoHS Manufacturer Trigger Device Type Package Style (Meter) Surface Mount Terminal Position Configuration Case Connection Maximum On-state Voltage Package Body Material Maximum DC Gate Trigger Current Non Repetitive Peak On-state Current Terminal Form Package Shape Maximum On-state Current No. of Elements Maximum Leakage Current Repetitive Peak Reverse Voltage Maximum Repetitive Peak Off-state Leakage Current No. of Terminals Sub-Category Maximum Operating Temperature Minimum Operating Temperature Terminal Finish Maximum RMS On-state Current JESD-30 Code Moisture Sensitivity Level (MSL) Maximum DC Gate Trigger Voltage Qualification Repetitive Peak Off-state Voltage Minimum Critical Rate of Rise of Off-state Voltage Maximum Holding Current Additional Features Nominal Circuit Commutated Turn-off Time JEDEC-95 Code JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Reference Standard

MCDA500-16IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UNSPECIFIED

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

300 mA

UNSPECIFIED

RECTANGULAR

1

1600 V

5

1294 A

R-XXFM-X5

Not Qualified

1600 V

NOT SPECIFIED

NOT SPECIFIED

MCD72-16IO1B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

1840 A

UNSPECIFIED

RECTANGULAR

85 A

1

5 mA

1600 V

5

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X5

2.6 V

Not Qualified

1600 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD72-08IO1B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

1840 A

UNSPECIFIED

RECTANGULAR

85 A

1

5 mA

800 V

5

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X5

2.6 V

Not Qualified

800 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MDC500-14IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UNSPECIFIED

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

300 mA

UNSPECIFIED

RECTANGULAR

1

1400 V

5

1294 A

R-XXFM-X5

Not Qualified

1400 V

NOT SPECIFIED

NOT SPECIFIED

MCD95-12IO1B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

2400 A

UNSPECIFIED

RECTANGULAR

180 A

1

1200 V

5

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X5

2.6 V

Not Qualified

1200 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD310-14IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

9200 A

UNSPECIFIED

RECTANGULAR

320 A

1

40 mA

1400 V

5

Silicon Controlled Rectifiers

140 Cel

-40 Cel

500 A

R-XUFM-X5

3 V

Not Qualified

1400 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD431-22IO2

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

PLASTIC/EPOXY

250 mA

UNSPECIFIED

RECTANGULAR

1

2200 V

5

125 Cel

-40 Cel

R-PUFM-X5

2200 V

MCD56-14IO1B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

100 mA

1620 A

UNSPECIFIED

RECTANGULAR

60 A

1

5 mA

1400 V

5

Silicon Controlled Rectifiers

125 Cel

-40 Cel

100 A

R-XUFM-X5

1.6 V

Not Qualified

1400 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD500-14IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UNSPECIFIED

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

300 mA

UNSPECIFIED

RECTANGULAR

1

1400 V

5

1294 A

R-XXFM-X5

Not Qualified

1400 V

NOT SPECIFIED

NOT SPECIFIED

MCD56-08IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

100 mA

1600 A

UNSPECIFIED

RECTANGULAR

60 A

1

15 mA

800 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

100 A

R-XUFM-X4

1.5 V

Not Qualified

800 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCDA500-12IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UNSPECIFIED

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

300 mA

UNSPECIFIED

RECTANGULAR

1

1200 V

5

1294 A

R-XXFM-X5

Not Qualified

1200 V

NOT SPECIFIED

NOT SPECIFIED

MLO230-18IO7

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

2400 A

UNSPECIFIED

RECTANGULAR

105 A

1

5 mA

1800 V

8

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X8

1.6 V

Not Qualified

1800 V

200 mA

NOT SPECIFIED

NOT SPECIFIED

MCMA265PD1600KB

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

CERAMIC, METAL-SEALED COFIRED

150 mA

UNSPECIFIED

RECTANGULAR

1

30 mA

1600 V

5

Silicon Controlled Rectifiers

140 Cel

-40 Cel

421 A

R-CUFM-X5

3 V

Not Qualified

1600 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

MCD310-08IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

9200 A

UNSPECIFIED

RECTANGULAR

320 A

1

40 mA

800 V

5

Silicon Controlled Rectifiers

140 Cel

-40 Cel

500 A

R-XUFM-X5

3 V

Not Qualified

800 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD56-16IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

100 mA

1600 A

UNSPECIFIED

RECTANGULAR

60 A

1

15 mA

1600 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

100 A

R-XUFM-X4

1.5 V

Not Qualified

1600 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD44-12IO1B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

100 mA

1240 A

UNSPECIFIED

RECTANGULAR

49 A

1

5 mA

1200 V

5

Silicon Controlled Rectifiers

125 Cel

-40 Cel

80 A

R-XUFM-X5

1.6 V

Not Qualified

1200 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCDA500-14IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UNSPECIFIED

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

300 mA

UNSPECIFIED

RECTANGULAR

1

1400 V

5

1294 A

R-XXFM-X5

Not Qualified

1400 V

NOT SPECIFIED

NOT SPECIFIED

MCD44-08IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

100 mA

1200 A

UNSPECIFIED

RECTANGULAR

49 A

1

15 mA

800 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

80 A

R-XUFM-X4

1.5 V

Not Qualified

800 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MLO110-14IO7

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

100 mA

UNSPECIFIED

RECTANGULAR

1

1400 V

6

150 Cel

-40 Cel

81 A

R-XUFM-X6

Not Qualified

1400 V

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MDCA500-12IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UNSPECIFIED

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

300 mA

UNSPECIFIED

RECTANGULAR

1

1200 V

5

1294 A

R-XXFM-X5

Not Qualified

1200 V

NOT SPECIFIED

NOT SPECIFIED

MCD161-20IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

6000 A

UNSPECIFIED

RECTANGULAR

165 A

1

40 mA

2000 V

5

Silicon Controlled Rectifiers

125 Cel

-40 Cel

300 A

R-XUFM-X5

2 V

Not Qualified

2000 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MDC500-18IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UNSPECIFIED

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

300 mA

UNSPECIFIED

RECTANGULAR

1

1800 V

5

1294 A

R-XXFM-X5

Not Qualified

1800 V

NOT SPECIFIED

NOT SPECIFIED

MCD44-08IO1B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

100 mA

1240 A

UNSPECIFIED

RECTANGULAR

49 A

1

5 mA

800 V

5

Silicon Controlled Rectifiers

125 Cel

-40 Cel

80 A

R-XUFM-X5

1.6 V

Not Qualified

800 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD161-22IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

6000 A

UNSPECIFIED

RECTANGULAR

165 A

1

40 mA

2200 V

5

Silicon Controlled Rectifiers

125 Cel

-40 Cel

300 A

R-XUFM-X5

2 V

Not Qualified

2200 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD95-14IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

2400 A

UNSPECIFIED

RECTANGULAR

116 A

1

15 mA

1400 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X4

1.5 V

Not Qualified

1400 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD44-16IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

100 mA

1200 A

UNSPECIFIED

RECTANGULAR

49 A

1

15 mA

1600 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

80 A

R-XUFM-X4

1.5 V

Not Qualified

1600 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD72-14IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

1800 A

UNSPECIFIED

RECTANGULAR

85 A

1

15 mA

1400 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X4

1.5 V

Not Qualified

1400 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MLO110-08IO7

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

100 mA

UNSPECIFIED

RECTANGULAR

1

800 V

6

150 Cel

-40 Cel

81 A

R-XUFM-X6

Not Qualified

800 V

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD95-12IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

2400 A

UNSPECIFIED

RECTANGULAR

116 A

1

15 mA

1200 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X4

1.5 V

Not Qualified

1200 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD500-12IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UNSPECIFIED

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

300 mA

UNSPECIFIED

RECTANGULAR

1

1200 V

5

1294 A

R-XXFM-X5

Not Qualified

1200 V

NOT SPECIFIED

NOT SPECIFIED

MCD310-12IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

9200 A

UNSPECIFIED

RECTANGULAR

320 A

1

40 mA

1200 V

5

Silicon Controlled Rectifiers

140 Cel

-40 Cel

500 A

R-XUFM-X5

3 V

Not Qualified

1200 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD72-18IO1B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

1840 A

UNSPECIFIED

RECTANGULAR

85 A

1

5 mA

1800 V

5

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X5

2.6 V

Not Qualified

1800 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD310-18IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

9200 A

UNSPECIFIED

RECTANGULAR

320 A

1

40 mA

1800 V

5

Silicon Controlled Rectifiers

140 Cel

-40 Cel

500 A

R-XUFM-X5

3 V

Not Qualified

1800 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD44-12IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

100 mA

1200 A

UNSPECIFIED

RECTANGULAR

49 A

1

15 mA

1200 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

80 A

R-XUFM-X4

1.5 V

Not Qualified

1200 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD95-08IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

2400 A

UNSPECIFIED

RECTANGULAR

116 A

1

15 mA

800 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X4

1.5 V

Not Qualified

800 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD72-16IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

1800 A

UNSPECIFIED

RECTANGULAR

85 A

1

15 mA

1600 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X4

1.5 V

Not Qualified

1600 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD44-18IO1B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

100 mA

1240 A

UNSPECIFIED

RECTANGULAR

49 A

1

5 mA

1800 V

5

Silicon Controlled Rectifiers

125 Cel

-40 Cel

80 A

R-XUFM-X5

1.6 V

Not Qualified

1800 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MLO230-14IO7

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

2400 A

UNSPECIFIED

RECTANGULAR

105 A

1

5 mA

1400 V

8

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X8

1.6 V

Not Qualified

1400 V

200 mA

NOT SPECIFIED

NOT SPECIFIED

MCD72-12IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

1800 A

UNSPECIFIED

RECTANGULAR

85 A

1

15 mA

1200 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X4

1.5 V

Not Qualified

1200 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD72-12IO1B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

1840 A

UNSPECIFIED

RECTANGULAR

85 A

1

5 mA

1200 V

5

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X5

2.6 V

Not Qualified

1200 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MDC500-12IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UNSPECIFIED

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

300 mA

UNSPECIFIED

RECTANGULAR

1

1200 V

5

1294 A

R-XXFM-X5

Not Qualified

1200 V

NOT SPECIFIED

NOT SPECIFIED

MCD500-18IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UNSPECIFIED

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

300 mA

UNSPECIFIED

RECTANGULAR

1

1800 V

5

1294 A

R-XXFM-X5

Not Qualified

1800 V

NOT SPECIFIED

NOT SPECIFIED

MCD95-18IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

2250 A

UNSPECIFIED

RECTANGULAR

116 A

1

1800 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X4

Not Qualified

1800 V

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD56-14IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

100 mA

1600 A

UNSPECIFIED

RECTANGULAR

60 A

1

15 mA

1400 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

100 A

R-XUFM-X4

1.5 V

Not Qualified

1400 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MLO230-12IO7

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

2400 A

UNSPECIFIED

RECTANGULAR

105 A

1

5 mA

1200 V

8

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X8

1.6 V

Not Qualified

1200 V

200 mA

NOT SPECIFIED

NOT SPECIFIED

MCD95-08IO1B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

150 mA

2400 A

UNSPECIFIED

RECTANGULAR

180 A

1

800 V

5

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X5

2.6 V

Not Qualified

800 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD44-18IO8B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

100 mA

1200 A

UNSPECIFIED

RECTANGULAR

49 A

1

15 mA

1800 V

4

Silicon Controlled Rectifiers

125 Cel

-40 Cel

80 A

R-XUFM-X4

1.5 V

Not Qualified

1800 V

200 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MDCA500-18IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UNSPECIFIED

SINGLE WITH BUILT-IN DIODE

ISOLATED

UNSPECIFIED

300 mA

UNSPECIFIED

RECTANGULAR

1

1800 V

5

1294 A

R-XXFM-X5

Not Qualified

1800 V

NOT SPECIFIED

NOT SPECIFIED

Silicon Controlled Rectifiers (SCR)

Silicon Controlled Rectifiers (SCRs) are semiconductor devices that are used to control the flow of electrical current in high-power applications. They are also known as thyristors, which are a family of devices that includes SCRs, triacs, and diacs.

SCRs consist of four layers of alternating p-type and n-type semiconductor material, forming three p-n junctions. The device has three terminals: the anode (A), the cathode (K), and the gate (G). The SCR is designed to conduct current only in one direction, from the anode to the cathode.

SCRs work by applying a positive voltage to the anode, which causes current to flow into the device. The gate terminal is used to control the flow of current by applying a small voltage pulse to trigger the device. Once triggered, the SCR conducts current until the voltage across the device drops below a certain level, at which point it turns off.

SCRs are commonly used in high-power applications such as motor control, lighting control, and power supplies. They are often used in conjunction with other components such as capacitors, inductors, and diodes to form complete electronic circuits.

Proper selection and use of SCRs are critical to ensure safe and reliable operation of power control circuits. Factors such as the maximum voltage rating, maximum current rating, and operating temperature range should be considered when selecting an SCR for a particular application.