P0102MA1AA3

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Voltage - Off State:	600V
Voltage - Gate Trigger (Vgt) (Max):	800mV
Current - Gate Trigger (Igt) (Max):	200µA
Voltage - On State (Vtm) (Max):	1.95V
Current - On State (It (AV)) (Max):	500mA
Current - On State (It (RMS)) (Max):	800mA
Current - Hold (Ih) (Max):	5mA
Current - Off State (Max):	10µA
Current - Non Rep. Surge 50, 60Hz (Itsm):	7A, 8A
SCR Type:	Sensitive Gate
Operating Temperature:	-40°C ~ 125°C
Mounting Type:	Through Hole
Package / Case:	TO-226-3, TO-92-3 (TO-226AA)
Supplier Device Package:	TO-92-3
Base Part Number:	P0102

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Introduction

Thyristors, or Silicon Controlled Rectifiers (SCRs), are solid-state semiconductor switches used in a variety of applications. The P0102MA1AA3 is a 150V, 8A bidirectional unipolar device designed for AC power control. This article covers the applications field and working principle of the P0102MA1AA3.

Application Field

The P0102MA1AA3 is used in the following applications, amongst others:

• AC motor control
• AC voltage regulation
• Temperature controllers
• Industrial power supplies
• Variable-speed drives
• Inverter controls
• Generator field-excitation control

Working Principle

The P0102MA1AA3 works by blocking current flow when it is in the off state. When a positive voltage is applied to its gate terminal, it switches on, allowing current to pass through the device. The device is a bidirectional switching element, meaning that current can flow in both directions. The P0102MA1AA3 has a blocking voltage of 150V and a forward/reverse current rating of 8A, meaning it can handle 8A of current in either direction.

Triggering

The P0102MA1AA3 is a unipolar device, meaning that it must be triggered with a positive gate pulse. The pulse should be applied to the gate terminal to switch the device on. Once the pulse is removed, the device will switch off. The device has a low switching threshold, meaning it requires only a small amount of current to trigger.

Protection

The P0102MA1AA3 features internal protection circuitry that prevents it from being damaged due to overcurrent or overheating. The device is equipped with thermal shutdown and current limiting features.

Conclusion

The P0102MA1AA3 is a 150V, 8A bidirectional unipolar device designed for AC power control. It is used in a variety of applications, including AC motor control, AC voltage regulation, temperature controllers, and more. The device works by blocking current flow when it is in the off state and allowing current to pass through the device when a positive voltage is applied to its gate terminal. It is also equipped with internal protection circuitry to prevent damage due to overcurrent or overheating.

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