3-30V to 4-35V DC-DC Boost Power Supply Board LM2577 Step-Up Adjustable Module, US $7.80 – Picture 0

3-30V to 4-35V DC-DC Boost Power Supply Board LM2577 Step-Up Adjustable Module, US $7.80 – Picture 1

3-30V to 4-35V DC-DC Boost Power Supply Board LM2577 Step-Up Adjustable Module, US $7.80 – Picture 2

3-30V to 4-35V DC-DC Boost Power Supply Board LM2577 Step-Up Adjustable Module, US $7.80 – Picture 3

3-30v To 4-35v Dc-dc Boost Power Supply Board Lm2577 Step-up Adjustable Module

US $7.80

Guang Zhou, China
Jan 29th

Open on mobile:
QR code

High Efficiency Adjustable Power Supply Board 3-30V to 4-35V DC-DC Boost Converter LM2577 Step Up Power Module #090434 Product Description Feature Modules nature: Non-isolated step-up (Boost) Rectification: Non-synchronous rectification Input voltage: 3V-30V Output voltage: 4V-35V Input current: 3A (max), No-load current 15mA Power: 15W, if install heatsink can reach 20W (MAX), Please do not exceed 20W, or it would burn out. Conversion efficiency: 92% (highest) Switching frequency: 50KHz Output ripple: 50mV (max) Load regulation: ± 0.5% Voltage regulation: ± 0.5% Operating Temperature: -40 ° C to +85 ° C Dimension: 48 x 23 x 14 (mm) Short Circuit Protection: NONE If the output power greater than 15W, please install heat sink The typical efficiency measurement: (24.04V * 1.001A) / (12V * 2.236A) * 100% = 89.6% The typical efficiency measurement: (12.24V * 0.501A) / (5V * 1.466A) * 100% = 83.6% Some Applications: DIY a mobile power supply Boost charger Power supply for electronic equipment Package includes: 1x DC Boost Converter Payment Method We accept only Paypal for both domestic and international. We will ship to the shown address on you PAYPAL Payment notice,Please confirm your shipping address in the PayPal Account. If buyer want to delay the payment because of financial problem, please contact me by the ebay message within 3 days. Shipping Detail Ship by Post Air-mail within 3 working days after full payment is received. The shipment usually takes 15-45 business days to Worldwide. We also provide international Expressed delivery such as EMS, DHL and UPS,extra shipping fees is needed. The shipping time may vary, depends on receiver's location. Feedback Policy We will leave positive feedback to buyer as soon as buyer pays for the item. Leaving Negative feedback or Netural Feedback is never a good way to resolve problem .We hightly appreciate that you can contact with us before you leaving Negative feedback or Neutral feedback .We will offer help to resolve your problems as fast as possible. Customer Service Work Time If you have any questions,Please contact with us via eBay message or our customer service e-mail . please be advised that e-mails will be replied by our customer services officers Mon. - Fri. 11:00 - 20:00 and Saturdays 11:00 – 15:00(Excluding Weekends and Public Holidays) You may expect to receive a response to your inquiry within 24 hours. (Excluding Weekends and Public Holidays) Engineered for professional eBay sellers! On Dec-01-14 at 11:27:48 PST, seller added the following information:

Condition:	New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details. ...	Modules nature	Non-isolated step-up (Boost)
Output ripple	50mV (max)
Rectification	Non-synchronous rectification
Load regulation	± 0.5%
Input voltage	3V-30V
Voltage regulation	± 0.5%
Output voltage	4V-35V
Operating Temperature	-40 ° C to +85 ° C
Input current	3A (max), No-load current 15mA
Dimension	48 x 23 x 14 (mm)
Conversion efficiency	92% (highest)
Short Circuit Protection	NONE
Switching frequency	50KHz