Name: FAN5903UCX
Brand: ON Semiconductor
SKU: FAN5903UCX_1D8
Price: 0.2791 USD
Availability: InStock
Rating: 5 (144 reviews)

FAN5903UCX

For Reference Only

Part Number	FAN5903UCX
Manufacturer	ON Semiconductor
Description	IC CONV BUCK W/BYPASS 9-WLCSP
Datasheet	FAN5903UCX Datasheet FAN5903UCX Specifications
Package	9-UFBGA, WLCSP
ECAD
In Stock	431,340 piece(s)
Unit Price	$ 0.2791 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 20 - Apr 25 (Choose Expedited Shipping)
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Part Number # FAN5903UCX (PMIC - Voltage Regulators - Special Purpose) is manufactured by ON Semiconductor and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For FAN5903UCX specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add FAN5903UCX with quantity into BOM. Heisener.com does NOT require any registration to request a quote of FAN5903UCX.

FAN5903UCX Specifications

Manufacturer	ON Semiconductor
Category	Integrated Circuits (ICs) - PMIC - Voltage Regulators - Special Purpose
Package	9-UFBGA, WLCSP
ECAD
Series	-
Applications	Converter, 3G, 3.5G, 4G RF Power Amplifier
Voltage - Input	2.7 V ~ 5.5 V
Number of Outputs	1
Voltage - Output	0.4 V ~ 5.5 V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	9-UFBGA, WLCSP
Supplier Device Package	9-WLCSP (1.34x1.29)

FAN5903UCX Datasheet

FAN5903UCX Reviews

Brayl*****nderson

April 7, 2023

★ ★ ★ ★ ★

Boundless range of products, ease of search and fast delivery continue to impress. Heisener is always my first stop for electronic components.

Naye*****ishra

April 6, 2023

★ ★ ★ ★ ★

I was glad to find this product being sold at a great price. They were the perfect replacement.

Tat*****Dean

February 23, 2023

★ ★ ★ ★ ★

Wish there were some documentation but I guess if you're buying you kinda should know.

Write a Review

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FAN5903UCX Packaging

FAN5903UCX FAQ

1. How to order FAN5903UCX on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that FAN5903UCX is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the FAN5903UCX. All suppliers must pass our qualification reviews before they can publish their products including FAN5903UCX on Heisener; we pay more attention to the channels and quality of FAN5903UCX products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the FAN5903UCX price and inventory displayed accurate?

The price and inventory of FAN5903UCX fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of FAN5903UCX?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the FAN5903UCX we delivered, we will accept the replacement or return of the FAN5903UCX only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of FAN5903UCX.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as FAN5903UCX pin diagram, FAN5903UCX datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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FAN5903UCX Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

FAN5903UCX

D# V36:1790_06337634

ON Semiconductor

Conv DC-DC 2.7V to 5.5V Step Down Dual-Out 0.4V to 3.5V/0.4V to 5.5V 1A/1A 9-Pin WLCSP T/R

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

FAN5903UCX_NL

D# FAN5903UCX_NL

Rochester Electronics LLC

- Bulk (Alt: FAN5903UCX_NL)

FAN5903UCX

D# FAN5903UCX

ON Semiconductor

Conv DC-DC Dual Step Down 2.7V to 5.5V 9-Pin WLCSP T/R - Bulk (Alt: FAN5903UCX)

Part Number

Manufacturer

Description

Stock

FAN5903UCX

D# FAN5903UCX

ON Semiconductor

Conv DC-DC Dual Step Down 2.7V to 5.5V 9-Pin WLCSP T/R (Alt: FAN5903UCX)

Part Number

Manufacturer

Description

Stock

FAN5903UCX

Fairchild Semiconductor Corporation

600MA BUCK CONVERTER FOR 3G,3.5G,4G RFPA - Tape and Reel

Part Number

Manufacturer

Description

Stock

FAN5903UCX

D# 2156-FAN5903UCX-ND

Rochester Electronics LLC

SWITCHING REGULATOR, CURRENT-MOD

458779

Part Number

Manufacturer

Description

Stock

FAN5903UCX

Fairchild Semiconductor Corporation

In stock shipping within 2days

21260

Part Number

Manufacturer

Description

Stock

FAN5903UCX

D# 3610887

ON Semiconductor

DC / DC SWITCHING REGULATORS - ADJUSTABL

RoHS: Compliant

Min Qty: 3000

Container: Reel

Part Number

Manufacturer

Description

Stock

FAN5903UCX

Fairchild Semiconductor Corporation

OEM/CM QUOTES ONLY | NO BROKERS

49194

Part Number

Manufacturer

Description

Stock

FAN5903UCX

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

21000

Part Number

Manufacturer

Description

Stock

FAN5903UCX

D# 94T9895

ON Semiconductor

DC/DC RF BUCK / REEL

RoHS: Not Compliant

Min Qty: 3000

Container: TAPE & REEL - FULL

Part Number

Manufacturer

Description

Stock

FAN5903UCX

D# NS-FAN5903UCX

Fairchild Semiconductor Corporation

OEM/CM ONLY

4762

Part Number

Manufacturer

Description

Stock

FAN5903UCX

Fairchild Semiconductor Corporation

SWITCHING REGULATOR

9000

Part Number

Manufacturer

Description

Stock

FAN5903UCX

Fairchild Semiconductor Corporation

Switching Regulator, Current-mode, 2.4A, 6600kHz Switching Freq-Max, PBGA9

RoHS: Compliant

458779

Part Number

Manufacturer

Description

Stock

FAN5903UCX

Fairchild Semiconductor Corporation

OEM/CM ONLY

30475

Part Number

Manufacturer

Description

Stock

FAN5903UCX

Fairchild Semiconductor Corporation

IN stock Immediate delivery

20985

Part Number

Manufacturer

Description

Stock

FAN5903UCX

Fairchild Semiconductor Corporation

shipping today

11996

Part Number

Manufacturer

Description

Stock

FAN5903UCX

D# 34795645

ON Semiconductor

Conv DC-DC 2.7V to 5.5V Step Down Dual-Out 0.4V to 3.5V/0.4V to 5.5V 1A/1A 9-Pin WLCSP T/R

RoHS: Compliant

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FAN5903UCX

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Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

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