2 szál 8,4 V-os lítium akkumulátor védőkártya, kerek 7,4 V-os túltöltés és túlkisülés védelem, 5 A munkaáram, 7 A c
2 strings of 8.4V lithium battery protection board, round 7.4V overcharge and overdischarge protection, 5A working current, 7A c
Note: The lithium battery protection board cannot be used for lithium iron phosphate batteries, hernia lights, hand drill battery packs, electric fish machine battery packs, electric bicycle battery packs, children's car batteries, power motors above 550, and 1W fisheye LEDs. Lamps, please pay attention to customers who purchase the above combination! .
The power range described is applicable to the following products:
Massager battery pack, LED lamp backup power supply, 12V electronic products, solar street lamp battery pack, monitoring backup power supply, and other products.
The main function:
Overcharge protection, over discharge protection, short circuit protection, over current protection
The attributes of the lithium battery protection board:
Model: HX-2S-A2
Overcharge voltage range: 4.25~4.35V (±0.05V)
Over-discharge voltage range: 2.5~3.0V (±0.05V)
Charging voltage: 8.4V~9V
Maximum operating current: 5A
Upper limit instantaneous current: 7A
Quiescent current: less than 10uA
Internal resistance: less than 300mΩ
Size: 17.5*17.5*3.2mm
Working temperature: -40~ 50℃
Storage conditions: -40~ 80℃
Effective life: more than 50000 hours
Short circuit protection: it can be protected and needs to be recharged
Wiring instructions:
B connect to battery positive
B- Connect to the negative pole of the battery
MB connects to the connection point between battery 1 and battery 2
P is connected to the positive electrode of the charge/discharge terminal (common to the charge terminal/discharge terminal)
P- connect to the negative electrode of the charge/discharge terminal (common to the charge terminal/discharge terminal)
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