Name: LM4990LD
Brand: National Semiconductor
SKU: LM4990LD
Availability: InStock
Rating: 5 (112 reviews)

LM4990LD

Per Riferimento Soltanto

Numero di parte	LM4990LD
Produttore	National Semiconductor
Descrizione	AUDIO AMPLIFIER, 2W, 1 CHANNEL(S
Scheda dati
pacchetto	-
ECAD
A magazzino	0 piece(s)
Prezzo unitario	Request a Quote
Tempi di Consegna	Essere confermato
Tempo di consegna stimato	nov 18 - nov 23 (Scegli una spedizione rapida)
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Stiamo offrendo LM4990LD per il prezzo competitivo sul mercato globale, vi preghiamo di inviarci una richiesta di quote per i prezzi. Grazie!
Per elaborare il tuo RFQ, si prega di aggiungere LM4990LD con quantità in distinta. Heisener.com non richiede alcuna registrazione, richiedere un preventivo di LM4990LD.

Specifiche LM4990LD

Produttore	National Semiconductor
Categoria	Circuiti integrati (CI) - Lineari - Amplificatori audio
pacchetto	-
ECAD
Serie	Boomer®
genere	Class AB
Tipo di uscita	1-Channel (Mono)
Potenza massima in uscita x Canali @ Carico	2W x 1 @ 4Ohm
Tensione - Fornitura	2.2V ~ 5.5V
Caratteristiche	-
Tipo di montaggio	Surface Mount
temperatura di esercizio	-40°C ~ 85°C (TA)
Pacchetto dispositivo fornitore	10-WSON (3x4)
Pacchetto / caso	10-WFDFN Exposed Pad

LM4990LD Packaging

LM4990LD FAQ

1. How to order LM4990LD 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 LM4990LD is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the LM4990LD. All suppliers must pass our qualification reviews before they can publish their products including LM4990LD on Heisener; we pay more attention to the channels and quality of LM4990LD products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the LM4990LD price and inventory displayed accurate?

The price and inventory of LM4990LD 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 LM4990LD?

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 LM4990LD we delivered, we will accept the replacement or return of the LM4990LD 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 LM4990LD.

(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 LM4990LD pin diagram, LM4990LD datasheet?

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

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LM4990LD

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