BT151-500RT,127

Current - Hold (Ih) (Max):	20mA
Base Part Number:	BT151
Supplier Device Package:	TO-220AB
Package / Case:	TO-220-3
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 125°C
SCR Type:	Standard Recovery
Current - Non Rep. Surge 50, 60Hz (Itsm):	120A, 132A
Current - Off State (Max):	500µA
Series:	--
Current - On State (It (RMS)) (Max):	12.5A
Current - On State (It (AV)) (Max):	8A
Voltage - On State (Vtm) (Max):	1.75V
Current - Gate Trigger (Igt) (Max):	15mA
Voltage - Gate Trigger (Vgt) (Max):	1.5V
Voltage - Off State:	500V
Part Status:	Active
Packaging:	Tube

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BT151-500RT 127 Application Field and Working Principle

Thyristors are semiconductors that are made up of three or four different layers of semiconductors. They are also known as silicon-controlled rectifiers (SCR) and are used to regulate current and voltage. The BT151-500RT 127 is a Thyristor, or SCR, that is used for various applications and has some particular characteristics.

Thyristors - SCRs

Thyristors are semiconductor devices that are made up of three or four layers of semiconductor material. The layers are called the anode, gate, and cathode. The most commonly used thyristor is the silicon-controlled rectifier (SCR), which is used to regulate the flow of electricity. The BT151-500RT 127 is an SCR that is used for a variety of applications. The BT151-500RT 127 is a three-terminal thyristor with a peak blocking voltage of 500 V and a holding current of 127 A. The device is rated at 25 A continuously, 50 A maximum on single-shot pulse, and to 200 A on repetitive pulses. It is designed to work at frequencies of up to 1 MHz and can be operated from temperatures between -65 and + 175°C.

Application Field

The BT151-500RT 127 is suitable for various applications, including motor control, AC and DC switching, high-voltage power supplies, and even lighting. It is ideal for applications in which high current control is necessary and operation at high frequency is required. It is designed for switching loads up to 500V, and can be used in such applications as motor speed control, AC/DC switching, and high frequency current control.

Working Principle

The BT151-500RT 127 is an SCR and is therefore based on the principles of thyristors. The device is composed of three layers of semiconductor material: the anode, the gate, and cathode. When the device is turned on, the gate voltage will activate the SCR, creating a current path between the anode and the cathode. The current then passes through the device, creating a switched path of current flow.The BT151-500RT 127 is able to switch large amounts of current very quickly, making it ideal for use in motor speed control, AC/DC switching, and high-frequency current control. The device also has a very low turn-on voltage, making it suitable for use in extremely low voltage applications.

Conclusion

The BT151-500RT 127 is a three-terminal, 500V, 127A SCR with a wide range of applications. It is suitable for applications in which high current control is required and operation at high frequency is needed. The device has a low turn-on voltage, allowing it to be used in extremely low voltage applications. It is designed for use in motor speed control, AC/DC switching, and high frequency current control.

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