EAST3215WA2

Voltage - Forward (Vf) (Typ):	3V
Height (Max):	1.10mm
Size / Dimension:	3.20mm L x 1.50mm W
Supplier Device Package:	2-SMD
Package / Case:	1206 (3216 Metric)
Features:	--
Wavelength - Peak:	--
Wavelength - Dominant:	--
Mounting Type:	Surface Mount
Viewing Angle:	140°
Current - Test:	5mA
Series:	--
Lens Style/Size:	Rectangle with Flat Top, 2.00mm x 1.50mm
Millicandela Rating:	158mcd
Lens Transparency:	Diffused
Lens Color:	Yellow
Color:	White
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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EAST3215WA2 Application Field and Working PrincipleThe EAST3215WA2 is widely accepted in the LED Indication - Discrete field. It is a 2-channel constant current LED driver IC which features a wide input voltage range covering 2.8V~36V, with a better than average output accuracy of ±4%. This makes it suitable for various applications that require high level of reliability.Including an integrated power MOSFET in each channel, the EAST3215WA2 enables high output current up to 80mA with a current accuracy of less than 3%. This makes the IC suitable for those that need highly precise brightness level control. Moreover, thanks to the internal auto-compensation features, the EAST3215WA2 is capable of achieving fast start-up and strong anti-interference performance.The working principle of the EAST3215WA2 is relatively straightforward. When it is turned on, the signal pin determines the base current and then adjusts the driving current of the power MOSFET in each channel. Therefore, the working state of each channel’s LED can be adjusted accordingly.The EAST3215WA2 has a wide operating temperature range of -40°C ~ +125°C. Furthermore, it can be coupled with external NPN transistors to achieve more advanced functions such as lamp fault-tracking, protection against wire-breakage, and compatibility with PWM dimming signals. With these standard features, the EAST3215WA2 enjoys wide-ranging uses across different applications.Typically, the EAST3215WA2 is suitable for LED indicator applications, such as indicating the power on/off status or signaling a warning or alert. It is also used in street lamps, motor vehicle lamps and other home appliance lamps, such as refrigerators and microwave ovens. Other applications include LED lighting or LED street lamps, LED traffic warning lamps and LED medical lamps.To ensure the efficiency, reliability and consistency of the EAST3215WA2, several built-in features are included. A high current accuracy which guarantees better along a wide operating temperature range, thanks to its in-range of current mechanism and on-chip temperature compensation. The IC also boasts a fast start-up, featuring a gradual and smooth dimming effect which eliminates stroboscopic. Last but not least, the power MOSFET built-in the EAST3215WA2 increases the overall efficiency significantly.In conclusion, the EAST3215WA2 is a robust, precise and reliable IC that is widely used in the field of LED Indication - Discrete. With a wide input voltage range, current accuracy, and built-in features for fast start-up, accurate and reliable dimming, the EAST3215WA2 can be used in a variety of applications ranging from LED indicators to street lamps, traffic warning lamps and medical lamps.

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