ASMAJ170A-HF

Comchip

Extended

Datasheetcomchip/ASMAJ170A-HF

Category: ESD And Surge Protection (TVS, ESD)
Package: DO-214AC(SMA)
Pins: 5

Overview

The ASMAJ170A-HF is an ESD And Surge Protection made by Comchip in a DO-214AC(SMA) package with 2 pins.

PCBKit's library has its KiCad symbol (Device:D_TVS, from KiCad's library) and its footprint (Diode_SMD:D_SMA, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C20184614).

Symbol

Device:D_TVSFrom KiCad's library

Footprint

Diode_SMD:D_SMAFrom KiCad's library

Parameters

Clamping Voltage: 275V
Number of Channels: 1
Operating Temperature: -55℃~+150℃
Peak Pulse Current (Ipp): 1.4A
Peak Pulse Power Dissipation (Ppp): 400W@10/1000us
Polarity: Unidirectional
Reverse Leakage Current (Ir): 5uA
Reverse Stand-Off Voltage (Vrwm): 170V
Type: TVS
Voltage - Breakdown: 209V

Order codes

ASMAJ170A-HFLCSC C20184614

Pinout

The pins of the ASMAJ170A-HF
Pin	Name	Type
1	A1	Passive
2	A2	Passive

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A live frame, for any web page

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A picture

<img src="https://pcbkit.io/embed/parts/comchip/ASMAJ170A-HF.jpg" alt="ASMAJ170A-HF" width="1200" height="900">

A picture that opens the part, for a README

[![ASMAJ170A-HF](https://pcbkit.io/embed/parts/comchip/ASMAJ170A-HF.jpg?size=s)](https://pcbkit.io/parts/comchip/ASMAJ170A-HF)

Questions

Is there a KiCad symbol and footprint for the ASMAJ170A-HF?

Yes. The symbol is Device:D_TVS and the footprint Diode_SMD:D_SMA, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the ASMAJ170A-HF?

DO-214AC(SMA), with 2 pins. Its footprint is drawn on this page.

Where is the ASMAJ170A-HF datasheet?

Comchip publishes it: the Datasheet link on this page opens it.

Where can I order the ASMAJ170A-HF?

JLCPCB lists it as part C20184614, with 0 in stock; the sellers' links on this page open their listings.

What can replace the ASMAJ170A-HF?

Parts like it in the library: the SMAJ170CA by DOWO, the SMAJ170CA by hongjiacheng, the SMAJ170A by EIC Semicon and the SMAJ170CA by FOSAN. Check their datasheets: a part that fits the footprint may still differ in its ratings.