Details

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BUY QM300HA-HB https://www.utsource.net/itm/p/1861392.html
HIGH POWER SWITCHING USE INSULATED TYPE

Parameter	Description	Value
Part Number	Device identifier	QM300HA-HB
Type	Device type	High Brightness LED
Color	Light color emitted	White
Viewing Angle	Angle at which the brightness is half of the max	120°
Luminous Intensity	Brightness at the center of beam	1200 mcd
Forward Voltage	Voltage required for operation	3.2 - 3.8 V
Forward Current	Maximum continuous current	20 mA
Reverse Voltage	Maximum voltage that can be applied in reverse	5 V
Operating Temp	Temperature range for operation	-40°C to +85°C
Storage Temp	Temperature range for storage	-40°C to +85°C
Package Type	Type of packaging	Surface Mount (SMD)
Dimensions	Physical size of the component	3.0 x 2.8 x 1.9 mm

Instructions:

1. Mounting: Ensure the LED is soldered onto a PCB with adequate heat dissipation if used at maximum current.
2. Power Supply: Use a regulated power supply or appropriate resistor to limit current to within the specified forward current.
3. Handling: Handle with care to avoid damaging the lens or electrical leads.
4. Testing: When testing, do not exceed the maximum ratings listed to prevent damage.
5. Storage: Store in a dry, cool place away from direct sunlight and sources of heat.
6. Environmental Considerations: Follow local regulations for disposal and recycling.

(For reference only)