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SCT221RQR2G
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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 2026-09-21. Confirm live availability and unit price via RFQ before placing a PO.

SCT221RQR2G

OTHER IC
onsemi · Thermal Management · BOM Matching
Mfr. Part Number
SCT221RQR2G
Manufacturer
onsemi
Package / Case
16-SSOP (0.154", 3.90mm Width)
Datasheet
Datasheet
Description
OTHER IC
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
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SCT221RQR2G
onsemi
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In Stock2,714
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Price
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Reference Price
QuantityPrice
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-09-21 · Valid as reference until 2026-09-28 · Request RFQ for live stock.
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Specification Summary

Package / Case
16-SSOP (0.154", 3.90mm Width)
Supplier Device Package
16-QSOP
Voltage - Supply
3V ~ 3.6V
Operating Temperature
-40°C ~ 125°C (TA)
Sensing Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Accuracy
±0.5°C Local, ±0.5°C Remote
Function
Fan Control, Temp Monitor
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 2026-09-21. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
Sensor Type
Internal and External
Sensing Temperature
-40°C ~ 125°C
Output Alarm
No
Output Fan
Yes
Accuracy
±0.5°C Local, ±0.5°C Remote
Topology
ADC (Sigma Delta), Comparator, Fan Control, Multiplexer, Register Bank
Function
Fan Control, Temp Monitor
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TA)
Output Type
SMBus
Voltage - Supply
3V ~ 3.6V
Package / Case
16-SSOP (0.154", 3.90mm Width)
Supplier Device Package
16-QSOP
OTHER IC
Brand Introduction
onsemi is driving energy efficient innovations, empowering customers to reduce global energy use. The company offers a comprehensive portfolio of energy efficient power and signal management, logic, discrete and custom solutions to help design engineers solve their unique design challenges in automotive, communications, computing, consumer, industrial, LED lighting, medical, military/aerospace and power supply applications. onsemi operates a responsive, reliable, world-class supply chain and quality program, and a network of manufacturing facilities, sales offices and design centers in key markets throughout North America, Europe, and the Asia Pacific regions.
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Buying FAQ — SCT221RQR2G

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

How do I buy SCT221RQR2G from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes SCT221RQR2G. 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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