Name: SM4NT78A-Q1 TVS SMD 78V 400W Uni-directiona
Brand: Formosa Microsemi Co., Ltd.
SKU: SM4NT78A-Q1
Price: 40.00 USD
Availability: InStock
Rating: 4.9 (2 reviews)

Question 1

What is the Mfr

Accepted Answer

Mfr refers to the component's producing company, whose brand and manufacturing processes directly impact the component's performance, consistency, and traceability, making it a key reference during selection.

Question 2

What is the Series

Accepted Answer

Series indicates a manufacturer’s organized range of components, often named with a common prefix or code, to streamline product selection and ensure compatibility across similar models.

Question 3

What is the Package

Accepted Answer

his term denotes the protective casing (often made of plastic, ceramic, or metal) that encapsulates an integrated circuit, determining its size, reliability, and suitability for different mounting technologies like through-hole or SMT.

Question 4

What is the Supplier Device Package

Accepted Answer

Supplier Device Package refers to the specific nomenclature or code used by a component manufacturer or distributor (supplier) to designate the physical outline and pin arrangement of an electronic component they produce or sell.

Question 5

What is the Package / Case

Accepted Answer

Package / Case refers to the protective housing that encases an electronic component, providing mechanical support, electrical connections, and thermal management.

Question 6

What is the Unidirectional Channels

Accepted Answer

Unidirectional Channels refer to communication or signal paths that allow data or energy to flow in only one fixed direction, from a designated source to a designated destination. This architecture is fundamental for ensuring signal integrity, security, a

Question 7

What is the Voltage - Breakdown (Min)

Accepted Answer

The minimum voltage at which a dielectric or semiconductor junction experiences a rapid, irreversible increase in current, leading to a loss of insulating or blocking capability. This absolute minimum rating defines the lower boundary of the guaranteed br

Question 8

What is the Voltage - Clamping (Max) @ Ipp

Accepted Answer

This parameter specifies the maximum voltage that appears across the terminals of a transient voltage suppression (TVS) device, such as a diode or varistor, when subjected to a specified peak pulse current (Ipp) from a standardized test waveform (e.g., 8/

Question 9

What is the Power - Peak Pulse

Accepted Answer

The maximum instantaneous power a component can safely absorb from a single, short-duration electrical transient (e.g., ESD, lightning surge), typically specified in watts (W) for a defined pulse shape and duration (e.g., 10/1000µs). This rating is critic

Question 10

What is the Power Line Protection

Accepted Answer

A circuit or device designed to safeguard connected equipment from damaging overvoltage transients and surges on AC mains or DC power lines. It functions by diverting or absorbing excess energy using components like Metal Oxide Varistors (MOVs), Gas Disch

Question 11

What is the Grade

Accepted Answer

A classification system that defines the quality, reliability, and performance boundaries of a component, typically based on rigorous testing against industry or manufacturer standards (e.g., commercial, industrial, automotive, military). It dictates the

Question 12

What is the Product Status

Accepted Answer

Product Status indicates the commercial availability and production stage of the component, such as Active, Not for New Design (NRND), Obsolete, or Last Time Buy (LTB).

Question 13

What is the Operating Temperature

Accepted Answer

The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the powe

Question 14

What is the Qualification

Accepted Answer

A formal verification process confirming a component meets specific industry standards (e.g., AEC-Q100, MIL-PRF-38535) for reliability, performance, and environmental robustness. It involves rigorous testing under extreme conditions (temperature, humidity

Question 15

What is the Mounting Type

Accepted Answer

Mounting Type refers to the standardized classification of the method by which an electronic component or module is physically secured and electrically connected to a printed circuit board, chassis, or panel. It defines how the component integrates into t

Question 16

What is the Current - Peak Pulse (10/1000µs)

Accepted Answer

This parameter specifies the maximum allowable non-repetitive surge current a device (typically a diode, TVS, or thyristor) can withstand for a standardized short-duration pulse waveform. The notation "10/1000µs" defines the pulse shape: a 10-microsecond

Question 17

What is the Voltage - Reverse Standoff (Typ)

Accepted Answer

This parameter specifies the typical voltage level at which a Zener or avalanche diode begins to conduct significantly in the reverse direction, establishing its nominal regulation or clamping voltage. It is a key DC characteristic measured at a specified

Formosa Microsemi Co., Ltd. SM4NT78A-Q1

SMBJ7.5A/54

1.5KE8V2A-T

1.5KE12A-T

1.5KE20A-T

1.5KE27A-T

1.5KE33A-T

1.5KE15CA-T

1.5KE24CA-T

1.5KE30CA-T

1.5KE51CA-T