RT8537

RT8537
20-30 3.15
31-60 3.14
>60 3.13


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WhatsApp : +8618623251355
Notice!
Recently, Our customers have reported that someone pretending to be our customer service staff. Please pay attention to the phone number above which is the only WhatsApp of Zeus mining ltd. Any other contact way not on our website was not our responsibility. If you find someone else pretending to us, please email the screenshots to [email protected] immediately and terminate the transaction to avoid loss.
Product description:

RT8537GQW LED Drivers

The RT8537 is a constant frequency, current mode Boost-type LED driver with programmable brightness dimming control for portable devices. With the 40V integrated MOSFET, the RT8537 can support up to 10 LEDs in series and wide input voltage range from 2.9V to 18V. The RT8537 provides PWM dimming mode and 1-wire digital dimming mode for accurate LED current control from EN pin. In PWM dimming mode, the feedback reference voltage is changed with the PWM duty cycle proportionally and the available PWM frequency range is from 5kHz to 50kHz. In 1-wire digital dimming mode, it provides a programmable 32-step brightness dimming function with the EN pin setting. The RT8537 is available in the WDFN-6SL 2x2 package.

RT8537GQW LED drivers

Features:

(1) 32-Step programmable digital dimming

(2) 2.9V to 18V input voltage range

(3) 200mV reference with 4% accuracy

(4) 1.2MHz switching frequency

(5) Built-In 1.2A power switch

(6) Over temperature protection

(7) Current limit protection

(8) Tiny package with WDFN package

(9) RoHS compliant and halogen free

Applications for mobile phone and smart phone, digital camera and GPS, portable DVD player. 

RT8537GQW


Quality assurance
All products are from official factories
Fast shipping
Shipped within 2-3 working days after accepting the order
Enhanced packaging
New miners use original packaging and strengthen peripheral packaging
Multiple modes of transportation
Support air, ship and designated special line transportation
Payment method:

How to determine product prices and shipping costs?

When you are ready to buy one or more products. You can consult the sales Manager to get a sample of the proforma invoice. The category, product price, and freight are included.

How to complete the payment?

We have the following payment methods. You can tell our sales Manager which payment you prefer and complete it. After the customer service checks and confirms the payment is completed. Provide the proforma invoice. And we will prepare to ship.

Cryptocurrency Payment

The payment method at the designated address is efficient and practical and can be used anywhere in the world.
Wallet Address
The payment method at the designated address is efficient and practical and can be used anywhere in the world.

Wallet Address

Bank Transfer

Other payment methods

Wire transfer [Hong Kong]
Card Number
Wire transfer [China Mainland]
Card Number

Cooperation express:

Q: When will we ship after payment?
A: In order to ensure that the products we ship are in good condition. Issued approximately 3 days after receiving your payment.

Q: What if the product is damaged during transportation?
A: We will use a more robust package when shipping to avoid damage to the goods, and we can purchase transportation insurance in advance to reduce the loss of in the transport. although this problem is not common.

Q: What payment methods do we support?
A: We support Bank transfer, wire transfer, Western Union, BTC, third party guarantee, letter of credit and Paypal.

Q: What should I do if there is a problem after receiving the products?
A: We have established good relationships with the maintenance departments in many countries around the world. For example Venezuela, Iran, etc. If you have any questions within 3 days of receiving the goods, you can get free repair service.

Q: Which express we support?
A: We will choose one cheapest and fastest transport way for you. and we support DHL, UPS, TNT, Federation, also have special express, such as Russia, the United States, Kuwait, etc.

More FAQs

If you have any questions, please leave us a message.
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Виктор 2022/5/12 1:29:46
Q:Добрый вечер! прошу выслать цену асика Jasminer 4x-c 1u 520 Mhs.Доставка г. Москва
A:Уважаемый клиент, мы связались с вами по электронной почте, пожалуйста, не стесняйтесь обращаться к нам, если это необходимо.
https://www.zeusbtc.com/FAQ.asp
[email protected]
heberto 2022/5/10 6:25:07
Q:cuanto cuesta el s19 pro hidraulico?
A:Estimado cliente,
Nos hemos puesto en contacto con usted por correo electrónico. No dude en ponerse en contacto con nosotros si es necesario.
https://www.zeusbtc.com/FAQ.asp
[email protected]
adam 2022/5/5 23:01:51
Q:where do these miners ship from?
A:Dear Customer,
We have contacted you by email. Please feel free to contact us if necessary.
https://www.zeusbtc.com/FAQ.asp
[email protected]
James 2022/5/1 1:41:33
Q:Hi I have your black asic thermoseting adhesive for the heat sinks on my old s7 ln should it be heated to set the bond or just let it dry? Thanks James
A:Dear Sir/Madam, please follow our FAQ and contact us after-sale service for support. thank you.
https://www.zeusbtc.com/FAQ.asp
ایمان احمدسمالی 2022/4/22 10:01:27
Q:hello
https://www.zeusbtc.com/UsedMinerDetails.asp?ID=1108
this mosfet uses for A4+ hashboards ?
A:Dear Sir/Madam, please refer to our FAQ place order, or contact our Pre-sale service via WhatsApp. Thank you.
https://www.zeusbtc.com/FAQ.asp
Joseph Di Pietro 2022/4/20 20:36:27
Q:how much do you have the whatsminer M30S++ for? I would like qty: 10
A:Dear Customer,We do not have M30S++ in stock at the moment, if you need other products, you can contact me at any time.
Brendan 2022/4/19 15:48:23
Q:Good day I would like to make a purchase with your company cause it looks good... I wanted to know do you ship so South Africa, Gauteng ??
A:Dear customer, what product do you need? We ship from China and can be sent to South Africa, if necessary, please contact our Pre-sale service via WhatsApp or email.
https://www.zeusbtc.com/FAQ.asp
[email protected]
Chong 2022/4/17 19:42:12
Q:S17 pro
L5
Price list+shipping to Malaysia
A:Dear customer, we have contacted you by email, please feel free to contact me if necessary.
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A:
Catalin 2022/4/13 13:41:21
Q:Hello! Can you send me the sale prices for all used Bitcoin miners and if you deliver to Romania, including the shipping price? Best Regards,
A:Dear customer, we have replied to you on the mailbox, please feel free to contact me if necessary.
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Products

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About products purchase, please contact our sales manager:
[email protected]

About miner repair and after-sale issues, please contact the repair manager email:
[email protected]

For business cooperation, please contact:
[email protected]

COMPLAINTS & SUGGESTIONS
If you have any dissatisfaction during the transaction or have valuable suggestions for us, please contact us via this email address:
[email protected]
Here is a list of scammers who scamming our customers, if you are chatting with them, please stop chat and let us know immediately:
Telegram:
@Zeusminingcrypto
@ZEUSMININGCRYPTOOFFICIAL
@bearacong

The scammers will change the accounts when they know they are exposed. So please be sure we only have these legal contact accounts which this page: https://www.zeusbtc.com/Contact-us.asp

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