1PGSMA150ZHR3G

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	150V
Tolerance:	±5%
Power - Max:	1.25W
Impedance (Max) (Zzt):	1000 Ohms
Current - Reverse Leakage @ Vr:	1µA @ 114V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 200mA
Operating Temperature:	-55°C ~ 175°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	DO-214AC, SMA
Supplier Device Package:	DO-214AC (SMA)

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Zener diode 1PGSMA150ZHR3G application field and working principle

Zener diodes are an important component in electronic circuits that allow current to flow in one direction only, while allowing a small amount of current to flow back in the opposite direction when the voltage across it reaches a certain level. The 1PGSMA150ZHR3G is a type of zener diode specifically designed for applications that require a low breakdown voltage and a high power dissipation.

Overview

The 1PGSMA150ZHR3G is a very low power silicon zener diode with a breakdown voltage of 150V, a junction capacitance of 35pF, and a maximum power dissipation of 375mW. This zener diode offers excellent stability and excellent surge capability with a low zener impedance. The 1PGSMA150ZHR3G is available in the industry-standard SOD-323 package, making it an ideal choice for applications where space is at a premium.

Application Field

The 1PGSMA150ZHR3G is suitable for a variety of applications, including voltage regulators, voltage stabilization, overvoltage protection, and transient suppression. It is often used in power supplies, AC/DC converters, and DC/DC converters. Additionally, the 1PGSMA150ZHR3G can be used in high-frequency switching power supplies, motor drives, and DC-DC converter applications.

Working Principle

The 1PGSMA150ZHR3G works based on the principle of a zener diode: it turns on or "breaks down" at a set voltage and then conducts in the reverse direction, allowing a small amount of current to flow. This allows the device to provide a stable reference voltage, or voltage regulation. When the voltage across the zener diode reaches its breakdown voltage, the diode conducts in the reverse direction, allowing a controlled current to flow.

Conclusion

The 1PGSMA150ZHR3G is a low power silicon zener diode with a breakdown voltage of 150V. Its superior stability, surge capability, and low zener impedance make it an ideal choice for voltage regulation, voltage stabilization, overvoltage protection, and transient suppression in a variety of applications.

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