Lm317 บอร์ดโมดูลแปลงแรงดันไฟฟ้า DC-DC 4.2-40V To 1.2-37V
LM317 Adjustable Voltage Linear Regulator Power Supply DC-DC 4.2-40V To 1.2-37V Step Down Buck Converter Board Module
Feature
Name: Adjustable Linear Regulator
Output Current: 1.5A (minimum) 2.2A (typ)
Input and output voltage difference (VI-VO): 40Vdc (max)
Adjustable output voltage range: 1.2 ~ 37V
Operating temperature: -55 to +150
Output Current: 1.5A
Input voltage: 4.2 ~ 40 V
Characteristics Frequency: 100 (MHz)
Module size: 35 (mm) x17 (mm)
Input: VIN positive input stage GND negative input
Output: VOUT output positive level GND output negative
Maximum output current: maximum output current = 3 / (Input voltage - output voltage)
Applications
Mobile phone MP3 MP4 PSP and many other charging equipment
Before purchase:
1.All the goods are ready stock we will arrange the shipment at once if we receive the order.
2.Please read the item description if you have any question do not hesitate to contact us.
3.Use the vouchers for more saving.
Shipment：
1.1-2 days to ship(except for the pro-order item) and 10-15 days shipment.
2.If you have not received the item after 15 days shipmentPlease contact us.
After purchase:
1.If you are satisfied，please give us 5 stars praise.
2.Please contact us before you are going to give us bad review. We are helpful and will solve the problems.
if you receive a defect itemplease contact us at once with item picture or vide
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