10pcs LM317 DC-DC Converter Buck Step Down Module Linear Regulator Adjustable Voltage Regulator Powe

Feature: ? 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: 35.6 (mm) x16.8 (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 much other charging equipment ? Package includes: ? 10 x Adjustable Linear Regulator