Product Description
 LM2596S-ADJ 3-40V DC-DC adjustable step-down Voltage regulator power supply MODULE BOARD 3A Buck Converter LM2596s LM2596

Features:
1. the range of input voltage: 3.2 V to 40 V dc (input voltage must be higher than to the output voltage of 1.5 V above. Can't booster)
2. the range of output voltage: 1.25 V dc to 35 V voltage adjustable, high efficiency (92%) largest maximum output current is 3A.

Specifications:
Name : LM2596 DC-DC Buck module
Input voltage : 4V ~ 35V
The output voltage : 1.23V ~ 30V
Output Current : 3A( Max)
Conversion efficiency: 92%( MAX )
Output ripple: <30mV
Switching frequency: 150KHz
Working temperature: -forty Five~ +85
Size : 43mm * 21mm * 14mm(Long*Width*Hight)
 
Instructions:
1. Power (3-40V), power indicator light, the module is working properly.
2. Adjust the blue potentiometer knob (clockwise rotation generally boost,counter-clockwise rotationTurn down) and reach with a multimeter to monitor the output voltage required voltage.

Packing:
1*Power module
 
Note:
Current work long hours is recommended for use in less than 2.5A, while adding bulkHeat sink (10W output above),because it is the step-down module, in order to ensure stable output Set,please keep the minimum 1.5V differential.
We ship most of our orders within 24 hours, and may up to 48 hours.

If you want faster shipping way, please contact us before making a payment.

Sometimes due to problems with our transportation company system, your shipping information may be delayed to update. We recommend that you try again after 3-4 days. If you still haven't checked the shipping information, you can contact us via ebay message.
1.30 days warranty from the purchased date. Please contact us via email before returning the defective item.

2.Our warranty does not extended to any product that are physically damaged or that are not under normal operating conditions as result of misuse or improper installation on the buyer/user's part.

3.Return items should include the original packaging and all accessories. buyers MUST contact us for the returning address.

4.In all cases, buyers pay shipping fees at their own cost to return products for exchange or refund. We will be responsible for the postage of replacements. Refund will be made upon receipt of the returned item.

If you have any questions, please contact us, our customer service staff will reply as soon as possible.

Thank you and best wishes.

1. We accept all verified payments from ebay.

2. Orders will be shipped after receiving cleared payment.

Shipping
We ship most of our orders within 24 hours, and may up to 48 hours.

If you want faster shipping way, please contact us before making a payment.

Sometimes due to problems with our transportation company system, your shipping information may be delayed to update. We recommend that you try again after 3-4 days. If you still haven't checked the shipping information, you can contact us via ebay message.
Returns
1.30 days warranty from the purchased date. Please contact us via email before returning the defective item.

2.Our warranty does not extended to any product that are physically damaged or that are not under normal operating conditions as result of misuse or improper installation on the buyer/user's part.

3.Return items should include the original packaging and all accessories. buyers MUST contact us for the returning address.

4.In all cases, buyers pay shipping fees at their own cost to return products for exchange or refund. We will be responsible for the postage of replacements. Refund will be made upon receipt of the returned item.
Contact Us

If you have any questions, please contact us, our customer service staff will reply as soon as possible.

Thank you and best wishes.

Payment

1. We accept all verified payments from ebay.

2. Orders will be shipped after receiving cleared payment.