Bourns Silicon Controlled Rectifiers (SCR) 5

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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

TIC126D-S

Bourns

SCR

NO

20 mA

100 A

7.5 A

2 mA

Silicon Controlled Rectifiers

110 Cel

-40 Cel

1.5 V

400 V

40 mA

TISP8250DR-S

Bourns

SCR

SMALL OUTLINE

YES

DUAL

SINGLE

PLASTIC/EPOXY

40 mA

GULL WING

RECTANGULAR

1

8

150 Cel

-40 Cel

MATTE TIN

R-PDSO-G8

1

Not Qualified

250 V

e3

30

260

UL RECOGNIZED

TIC106D-S

Bourns

SCR

NO

.2 mA

30 A

3.2 A

.4 mA

Silicon Controlled Rectifiers

110 Cel

-40 Cel

1 V

400 V

5 mA

TIC126N-S

Bourns

SCR

NO

20 mA

100 A

7.5 A

2 mA

Silicon Controlled Rectifiers

110 Cel

-40 Cel

1.5 V

800 V

40 mA

TISP8250DR

Bourns

SCR

SMALL OUTLINE

YES

DUAL

SINGLE

PLASTIC/EPOXY

40 mA

5 A

GULL WING

RECTANGULAR

1

.005 mA

8

Silicon Controlled Rectifiers

150 Cel

-40 Cel

TIN LEAD

R-PDSO-G8

1.2 V

Not Qualified

250 V

MS-012AA

e0

UL RECOGNIZED

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.