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RT9945GQW
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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 2026-09-20. Confirm live availability and unit price via RFQ before placing a PO.

RT9945GQW

IC LI-ION CHARGE MGMT 40WQFN
Richtek · Power Management - Specialized · BOM Matching
Mfr. Part Number
RT9945GQW
Manufacturer
Richtek
Package / Case
40-WFQFN Exposed Pad
Datasheet
Datasheet
Description
IC LI-ION CHARGE MGMT 40WQFN
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
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RT9945GQW
Richtek
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In Stock7,504
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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 2026-09-20 · Valid as reference until 2026-09-27 · Request RFQ for live stock.
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Specification Summary

Package / Case
40-WFQFN Exposed Pad
Supplier Device Package
40-WQFN (5x5)
Voltage - Supply
3.3V ~ 5.5V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Applications
Handheld/Mobile Devices
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 2026-09-20. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
Applications
Handheld/Mobile Devices
Current - Supply
-
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Voltage - Supply
3.3V ~ 5.5V
Package / Case
40-WFQFN Exposed Pad
Supplier Device Package
40-WQFN (5x5)
IC LI-ION CHARGE MGMT 40WQFN
Brand Introduction

Richtek delivers inventive power management solutions that improve the performance of consumer electronics, computers, and communications equipment. Richtek’s technological innovation and uncompromised quality have led them to become one of the world’s leading analog IC companies.

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Buying FAQ — RT9945GQW

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

How do I buy RT9945GQW from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes RT9945GQW. 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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