2 x LED Meter
Features:
1. High-precision voltage detection: built-in IC chip, voltage detection accuracy up to ±1%, to ensure accurate display of the power level
2. 4 LED indicators: intuitive display of the remaining battery power, 4 voltage points accurate monitoring
3. Low power consumption design: working current is less than 1mA, chip power consumption is less than 10uA, prolonging battery life
4. Wide applicability: support all kinds of 3.7V lithium batteries, including 18650, 21700, 32700 and other models
5. Adjustable brightness: easily adjust LED brightness by modifying 1K resistor, range 100Ω-20K
Specification:
Product name: lithium battery power display module
Input voltage: DC 2-6.5V (single lithium battery)
Operating current: less than 1mA (negligible, chip power consumption <10uA, the rest of the power consumption from the LED)
Brightness adjustment: modify 1K resistor can adjust the brightness (value range 100Ω-20K)
Applicable batteries: various types of 3.7V lithium batteries, including 18650, 21700, 32700, etc.
Description:
The product is suitable for everyone in the DIY with a single lithium battery, the remaining power display, the principle is that the product IC chip through the detection of the input voltage, to determine the remaining battery power, 4 LEDs represent 4 detection points, built-in comparator and feedback loop, to achieve the detection of the 4 voltage points. Through the internal trimming technology, it can ensure the voltage detection accuracy reaches ±1%, built-in 4-way comparator to realize the detection of 4 voltage points, the internal comparator has a reasonable hysteresis, which is convenient to do charging and discharging instructions.
1. High-precision voltage detection: built-in IC chip, voltage detection accuracy up to ±1%, to ensure accurate display of the power level
2. 4 LED indicators: intuitive display of the remaining battery power, 4 voltage points accurate monitoring
3. Low power consumption design: working current is less than 1mA, chip power consumption is less than 10uA, prolonging battery life
4. Wide applicability: support all kinds of 3.7V lithium batteries, including 18650, 21700, 32700 and other models
5. Adjustable brightness: easily adjust LED brightness by modifying 1K resistor, range 100Ω-20K
Specification:
Product name: lithium battery power display module
Input voltage: DC 2-6.5V (single lithium battery)
Operating current: less than 1mA (negligible, chip power consumption <10uA, the rest of the power consumption from the LED)
Brightness adjustment: modify 1K resistor can adjust the brightness (value range 100Ω-20K)
Applicable batteries: various types of 3.7V lithium batteries, including 18650, 21700, 32700, etc.
Description:
The product is suitable for everyone in the DIY with a single lithium battery, the remaining power display, the principle is that the product IC chip through the detection of the input voltage, to determine the remaining battery power, 4 LEDs represent 4 detection points, built-in comparator and feedback loop, to achieve the detection of the 4 voltage points. Through the internal trimming technology, it can ensure the voltage detection accuracy reaches ±1%, built-in 4-way comparator to realize the detection of 4 voltage points, the internal comparator has a reasonable hysteresis, which is convenient to do charging and discharging instructions.
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