VVDI2 A2SHB resistor component pinout

Here’s the customer solution to Xhorse VVDI2  not connected by OBD2 problem.

Disclaimer:

You are at your risk.

Problem:
Today my VVDI2 is no longer connected by OBD2, it has been short to negative.

This component was burned (make smoke), I took it and at least UDS protocol is working, I did not test in Kline.

Can you tell me which component to send and replace on the board?

DIY Solution:

A2SHB component should be replaced.

A2SHB Datasheet – Vds=20V, N-Channel MOSFET

Part Number : A2SHB

Function : N-Channel 1.25-W, 2.5-V MOSFET

Package : SOT23 Type

Manufacturers : Vishay, NXP

Image :

Description

N-channel enhancement mode field-effect transistor in a plastic package.

Pinout

Features
1. Very fast switching
2. Logic level compatible
3. Subminiature surface mount package.

Application

1. Battery management
2. High speed switch
3. Low power DC to DC converter.

Suggestion:

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