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Don't let the Christmas deals pass you by!

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Free Christmas Coupons

Ready to get all the limited-quantity coupons? First come, first Serve. How to use ?
$ 5
Orders of $30 or More

All categories of products
(not included components and module store)

$ 10
Orders of $59 or More

All categories of products
(not included components and module store)

$ 15
Orders of $109 or More

All categories of products
(not included components and module store)

$ 30
Orders of $279 or More

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(not included components and module store)

$ 50
Orders of $699 or More

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(not included components and module store)

$ 100
Orders of $1299 or More

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(not included components and module store)

$ 200
Orders of $2999 or More

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(not included components and module store)

$ 5
Orders of $29 or More

Application:CNC|3D

$ 20
Orders of $199 or More

Application:CNC|3D

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We will announce the promo code on X. Enter the promo code for a chance to get a $10 coupon. Come and follow @PCBWayOfficial

Free Prototype for Christmas-Theme Design

Participate in the Free Prototype for Christmas-Theme Design and get Up to $20 discount
Christmas badge
Stocking
Christmas badge
Santa Claus
Christmas badge
Ball
Rules:
1. Please add keyword "Christmas2024" in "Other Special Request" on instant quote page if your design is a Christmas theme design.
2. During the event,participants can receive up to 3 free Christmas & New Year-themed prototypes (including but not limited to PCB, 3D printing, and CNC), with production costs up to $20 covered per build via a coupon after approval.
3. The coupon is valid for 30 days, and only available for Christmas-themed orders.
4. All rights of interpretation of the event belong to PCBWay.

Get Started with a PCB Order for Only $5

Discover more discounts and special offers for PCB fabrication and assembly service
PCB Prototype
As fast as 24 hours

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Full feature custom PCB prototype service. FR-4, Aluminum, Rogers, HDI, Copper Base

PCB Type
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Dimensions
100 x 100 mm
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Free shipping
Free Stencil

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Surface Mount SMT PCB Assembly Service. UP to $30 Freight Deduction.

Components
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Free Stencil
Yes
Quantity
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PCB Advanced
High-End
Complex

Advanced PCB

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Material
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Dimensions
100 x 100 mm
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Up to 60% off
Coverlay
E-Test

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Material
Flex PCB, Rigid-Flex
Dimensions
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Unboxing Blind Boxes

Discover the surprise and win a Robot Dog! Rules >>
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Christmas Fun Time

Get Free Santa Claus PCB Rules >>

As shown in the diagram, this is an experimental circuit. Close switch S and adjust Rp so that both VD1 and VD2 light up. Which of the following analyses is reasonable?

Problem graph
A. The base currents of VT1, VT2, and VT3 are essentially the same.
B. Lowering the contact point of Rp will definitely extinguish VD1 and VD2.
C. Moving the contact point of Rp may cause VT2 to enter saturation.
D. After opening S, VD1 may continue to light up.
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Special Sales in PCBWay Store!

More modules are waiting for you to discover

Call For Christmas & New Year Theme Projects

Up to $100 coupon for Christmas & New Year Theme projects.

Rules:

1. Add key word "Christmas2024" or "NewYear2025" and all entries will be listed on "Shared projects" page.

2. Deadline for submitting: Jan 12th, 2025

3. Every participant will get beans that could redeem modules in PCBWay Store . And there will be $100 coupon if your project is selected as PCBWay
Christmas & New Year badge.