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Yes. Contact our team for datasheets, package information, product specifications, alternative parts and sourcing support related to RT6543BGQW.

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RT6543BGQW Richtek USA Inc. product image

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Richtek USA Inc. RFQ AVAILABLE

RT6543BGQW

IC REG CTRLR BUCK PWM WQFN-20

Part Number: RT6543BGQW

Manufacturer: Richtek USA Inc.

Category: DC DC Switching Controllers

Package: 20-WFQFN Exposed Pad

Datasheet:: RT6543BGQW.pdf

Description: IC REG CTRLR BUCK PWM WQFN-20

Select Quantity Stock: 5,792

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Qty.	Unit Price	Ext. Price
3000+	$0.21574	$647.22
6000+	$0.21059	$1263.54
9000+	$0.20801	$1872.09
15000+	$0.20516	$3077.40
21000+	$0.20348	$4273.08

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TECHNICAL RESOURCES

RT6543BGQW Technical Information

Specifications
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Specifications

Product Attribute: Attribute Value

Part Number: RT6543BGQW

Manufacturer: Richtek USA Inc.

Package: 20-WFQFN Exposed Pad

Series: -

Package/Case: 20-WFQFN Exposed Pad

Packaging: Tape & Reel (TR)

Product Status: Active

Output Type: Transistor Driver

Function: Step-Down

Output Configuration: Positive

Topology: Buck

Number of Outputs: 1

Output Phases: 1

Voltage - Supply (Vcc/Vdd): 3V ~ 24V

Frequency - Switching: 400kHz, 600kHz, 800kHz

Duty Cycle (Max): -

Synchronous Rectifier: Yes

Clock Sync: No

Serial Interfaces: -

Control Features: Current Limit, Dead Time Control, Enable, Frequency Control, Phase Control, Power Good, Soft Start

Operating Temperature: -40°C ~ 125°C (TJ)

Grade: -

Qualification: -

Mounting Type: Surface Mount

Supplier Device Package: 20-WQFN (3x3)

Frequently Asked Questions

1. How can I order RT6543BGQW from Haishengye Electronics?

Submit an RFQ directly on this page with your required quantity, target price and delivery requirements. Our sales team will review the request and provide a quotation.

2. How does Haishengye Electronics verify the quality of RT6543BGQW?

We work with qualified suppliers and review sourcing channels, traceability, packaging and product condition before shipment.

3. Are the stock and price of RT6543BGQW updated in real time?

Electronic component inventory and prices may change frequently. Displayed values are references, and final stock and pricing will be confirmed in the quotation.

4. Which payment methods are supported?

Wire Transfer, PayPal, Alipay, WeChat, Credit Card, Western Union, MoneyGram and Escrow may be supported depending on the order and destination.

5. How is international shipping arranged?

International shipping may be arranged through DHL, UPS, FedEx, TNT and other logistics channels. Tracking information will be provided after shipment.

6. What is the return or replacement process for RT6543BGQW?

Contact our sales team within the agreed period if there are quantity differences, incorrect items or clear external defects. Products should remain unused and in their original packaging.

7. Can I request technical support for RT6543BGQW?

Yes. Contact our team for datasheets, package details, product specifications, alternative parts and sourcing assistance.

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Packaging and Shipping Protection

Step 1 Product Inspection

Step 2 Casing & Dry Pipe

Step 3 Anti-static Bags

Step 4 Inner Carton

Step 5 Shipping Label

Step 6 International Delivery

Packaging may be adjusted according to product type, quantity, moisture sensitivity and destination requirements.

RT6543BGQW Procurement and Technical Support

RT6543BGQW is manufactured by Richtek USA Inc.. This page provides purchasing information including manufacturer, category, package, datasheet, stock reference, price reference and product specifications.

Haishengye Electronics supports customers sourcing RT6543BGQW and related electronic components for prototype development, maintenance, NPI, production preparation and one-stop BOM procurement.

Submit an RFQ to request the latest stock, price, lead time, batch information, alternative parts, package confirmation or technical documents for RT6543BGQW.

Part Number: RT6543BGQW

Manufacturer: Richtek USA Inc.

Package: 20-WFQFN Exposed Pad

Category: DC DC Switching Controllers

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Transaction fees are charged according to the selected bank or payment system rules.

Shipping Method

DHL

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TNT

Shipped From

Shenzhen warehouse

Dispatch Time

Usually 1–3 business days after confirmation

Lead Time

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