VT171P

www.vishay.com

Vishay Semiconductors

Rev. 1.2, 09-Dec-2025

6

Document Number: 80507

For technical questions, contact: sensorstechsupport@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

PACKAGE DIMENSIONS in millimeters

Not indicated tolerances ± 0.15

Technical drawings

according to DIN

specification.

A

NC

Cath.

Coll.

NC

E

Pin connection

top view

R0.3

5

Injection gate

Optical axis

0.2 max.

3

5.5

0.2 max.

Emitter side

Ejector marks

Detector side

Marking area

Drawing-No.: 6.541-5099.01-4

Issue: 2; 15.07.2025

Proposed solderpad design

3

1

R0

.9

1.9

0

1.4

1.4

4

0.3 ± 0.05

B

0.1 B

0

1.4

1.4

Emitter side

wider contact for

pin-identification

Material cut-outs

3.16