SA170CAHE3/73 Allicdata Electronics
Allicdata Part #:

SA170CAHE3/73-ND

Manufacturer Part#:

SA170CAHE3/73

Price: $ 0.16
Product Category:

Circuit Protection

Manufacturer: Vishay Semiconductor Diodes Division
Short Description: TVS DIODE 170V 275V DO204AC
More Detail: N/A
DataSheet: SA170CAHE3/73 datasheetSA170CAHE3/73 Datasheet/PDF
Quantity: 1000
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
2000 +: $ 0.14283
Stock 1000Can Ship Immediately
$ 0.16
Specifications
Series: Automotive, AEC-Q101, TransZorb®
Packaging: Tape & Box (TB) 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Type: Zener
Bidirectional Channels: 1
Voltage - Reverse Standoff (Typ): 170V
Voltage - Breakdown (Min): 189V
Voltage - Clamping (Max) @ Ipp: 275V
Current - Peak Pulse (10/1000µs): 1.8A
Power - Peak Pulse: 500W
Power Line Protection: No
Applications: Automotive
Capacitance @ Frequency: --
Operating Temperature: -55°C ~ 175°C (TJ)
Mounting Type: Through Hole
Package / Case: DO-204AC, DO-15, Axial
Supplier Device Package: DO-204AC (DO-15)
Description

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A Transient Voltage Suppressor (TVS) Diode is an electronic device used to protect against over-voltage transients that may cause a discharge of electricity into electrical circuitry. The SA170CAHE3/73 is a uni-directional TVS diode specifically designed for overvoltage protection in various application fields.

By using the avalanche breakdown effect, this TVS diode is able to protect voltage sensitive components from overvoltage transients. As such, it has become an important component in various telecommunications, industrial, automotive, and military electronic applications.

Application Field

The SA170CAHE3/73 is ideal for use in applications where there is a risk of overvoltage transients due to lightning, electrical noise, or electromagnetic interference (EMI). This includes cellular phones, faxes, modems, and other equipment used for data communications and computer networks. It is also suitable for use in automotive, telecom and medical industries, where high voltage protection is necessary.

The SA170CAHE3/73 is particularly well-suited for use in electric vehicles, given its high surge current rating of 590A (8x20μs). This ensures that the diode can adequately protect the vehicle\'s essential components from the effects of overvoltage transients.

Working Principle

The SA170CAHE3/73 is a uni-directional TVS diode, meaning it can only conduct current in one direction. This is due to the fact that the diode is constructed using a P-N junction, which allows it to dissipate excess energy caused by an overvoltage transient.

The diode works by first detecting the overvoltage transient and automatically triggering an avalanche breakdown effect. This effect then causes the diode to begin conducting current, effectively dissipating the overvoltage energy and protecting the sensitive electrical components in the circuitry from damage.

Once the overvoltage transient has been discharged, the diode will return to its original state, allowing the circuit to be safely operated again. This feature makes the SA170CAHE3/73 an ideal choice for applications that must ensure their sensitive components remain safe from overvoltage transients.

Conclusion

The SA170CAHE3/73 is a uni-directional TVS diode specifically designed to protect sensitive electrical components from the damaging effects of overvoltage transients. By triggering an avalanche breakdown effect, this diode is able to dissipate energy from the transient, ensuring the circuit remains safe. As such, it is the perfect choice for automotive, telecom and medical industries, as it is able to provide reliable and effective protection for a wide range of applications.

The specific data is subject to PDF, and the above content is for reference

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