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TMC429-LI
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We source brand-new parts via original manufacturers, franchised distributors or verified independent channels, with incoming inspection. Channel type is confirmed on your quote.

Contact sales or email [email protected] with MPN and quantity. We reply with stock, ETA and reference pricing — confirm before PO.

Reference price and stock shown as of 2026-09-19. Confirm live availability and unit price via RFQ before placing a PO.

TMC429-LI

IC MTR DRVR BIPOLAR 3.3-5V 32QFN
TRINAMIC Motion Control GmbH · Motor Drivers, Controllers · BOM Matching
Mfr. Part Number
TMC429-LI
Manufacturer
TRINAMIC Motion Control GmbH
Package / Case
32-VFQFN Exposed Pad
Datasheet
Datasheet
Description
IC MTR DRVR BIPOLAR 3.3-5V 32QFN
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
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TMC429-LI
TRINAMIC Motion Control GmbH
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In Stock4,152
Unit
Price
$9.44
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Reference Price
QuantityPrice
1$ 9.4400
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-09-19 · Valid as reference until 2026-09-26 · Request RFQ for live stock.
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Specification Summary

Package / Case
32-VFQFN Exposed Pad
Supplier Device Package
32-QFN (5x5)
Voltage - Supply
3.3V ~ 5V
Operating Temperature
-40°C ~ 105°C (TA)
Interface
SPI
Mounting Type
Surface Mount
Applications
General Purpose
Function
Controller - Commutation, Direction Management
Full specifications are listed below. Need alternates or BOM matching? Read BOM guide · Request a quote
Stock status: Sourcing — Lead time quoted on request (often 3–15 business days by channel)
Shortage / allocation / EOL lines may need longer — ask via RFQ.
Reference price and stock shown as of 2026-09-19. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
Motor Type - Stepper
Bipolar
Motor Type - AC, DC
-
Step Resolution
1 ~ 1/64
Current - Output
-
Output Configuration
SPI, Step/Direction
Technology
CMOS
Voltage - Load
-
Applications
General Purpose
Function
Controller - Commutation, Direction Management
Interface
SPI
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 105°C (TA)
Voltage - Supply
3.3V ~ 5V
Package / Case
32-VFQFN Exposed Pad
Supplier Device Package
32-QFN (5x5)
IC MTR DRVR BIPOLAR 3.3-5V 32QFN
Brand Introduction
TRINAMIC Motion Control GmbH provides integrated circuits and modules for motor and motion control to customers all over the world, most of them leaders in their industry. TRINAMIC products are used in leading-edge industries such as biotechnology, lab automation, semiconductor handling equipment, CCTV, factory automation, and control all kinds of embedded motion control systems.
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Buying FAQ — TMC429-LI

Answer-first notes for stock, authenticity, lead time and quoting. Marked up as FAQPage.

How do I buy TMC429-LI from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes TMC429-LI. We reply with stock, channel note, reference price and ETA.

Is the listed price final?

Prices on the product page are reference only. Confirm unit price, currency and validity via RFQ before placing a PO.

How fresh is the stock figure?

Stock and reference price show an as-of date on the page. Ask for a live confirm — allocation lines can change daily.

How do you source authentic parts?

We source from manufacturers, franchised distributors and verified independents, then inspect incoming lots. See /anti-counterfeit/.

What is a typical lead time?

In-stock lines often ship within 24–48 hours after confirmation. Sourcing / allocation ETAs are quoted per line — see /lead-time-shipping/.
BOM matching · Anti-counterfeit · Lead time & shipping

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