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1S 3.7V 3A li-ion BMS PCM 18650 protection board
The BMS is used for li-ion battery without balancing function Features: 1) high-accuracy voltage detection circuit; 2) terminal of the charger using high voltage device; 3) Built-in three-stage over-current detection circuit (over-current 1, over-current 2, load short circuit); 4) MOS transistor can control the battery charge and discharge; Parameter: Over charge voltage: 4.25±0.05V Over charge release voltage:4.23±0.05V Over discharge voltage:2.54±0.1V Maximal continuous charging current: 2A Maximal continuous Discharging current: 2A Over current protection: 3A Size: L40*W4*T3mm
22uH 20% 2.5A 140mΩ 7.1*6.6*5.0mm Power Inductor
Datasheet: https://datasheet.lcsc.com/szlcsc/1809291526_SXN-Shun-Xiang-Nuo-Elec-SMMS0650-220M_C149586.pdf
2N2907 To-92 PNP Amplifier Transistor
Datasheet: https://www.onsemi.com/pub/Collateral/P2N2907A-D.PDF
360 Degrees Rotary Encoder with KY-040
100% Brand new and high quality. Material: Electronic components + PCB Size: About 31 * 19 * 29mm / 1.22″ * 0.75″ * 1.14″ Main color: Black Working voltage: 5V Pulse circle: 20
3S 10.8,11.1,12.6V 10A li-ion BMS PCM protection board
Brand new Size: approx.50x16x1mm Maximum discharge current: 10A Overcharge detection voltage: 4.25-4.35V±0.05V Over-discharge detection voltage: 2.3-3.0V±0.05V Maximum working current: 5A-8A Transient current: 9A-10A Operating temperature: -40~50℃ Storage temperature: -40~80℃ Quiescent current: ＜6uA Internal resistance: ＜60mΩ Service life: ＞30,000 hours Features: Short circuit protection. Overcharge protection. Over-discharge protection. Overcurrent protection. Can be applied to various 3.7V …
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4S 3.7V Series 8A li-ion BMS PCM protection board
1.Model:4 serial 14.8V 8A protection board 2.Size:18*53*3mm 3.Operating Current:0.5A-8A 4.Overcharging Protection Voltage:single cell 4.20V+/-0.025V 5.Overdischarging Protection Voltage:single cell 2.50V+/-0.1V 6.Short Circuit Protection:yes 7.Application Fits:3.7V cell/4 serial 8.Load Power:<DC 12-16V 90W Notice: 1.First solder B-,then solder B1+,to B2+;next B3+,finally solder B+ 2.Output port P-,P+,the soldering sequence is casual 3.When soldering protection board,the touch time between soldering …
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5S 4.2v li-ion battery full charge balancer board
Solder Joint Description: B – Connect the negative of the battery pack B1 Connect the battery 1 to the contacts in battery 2 B2 Connect the battery 2 to the contacts in battery 3 B3 Connect the battery 3 to the contacts in battery 4 B4 Connect the battery 4 to the contacts in battery …
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5v 1 Channel Relay Module with Optocoupler Relay Output
1 channel relay module Maximum load: AC 250V/10A, DC 30V/10A Trigger current: 5mA Working voltage: 5V Module size: 50 x 26 x 18.5mm (L x W x H) Four mounting bolts holes, diameter 3.1mm DC+: positive power supply (VCC) DC-: negative power supply (GND) IN: can be high or low level control relay NO: normally …
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ATMEGA16 ATMEGA16A-AU TQFP44 SMD MCU
Datasheet: http://ww1.microchip.com/downloads/en/devicedoc/atmel-8154-8-bit-avr-atmega16a_datasheet.pdf
ATMEGA48 ATMEGA48PA-AU TQFP32 SMD MCU
Datasheet: http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-9223-Automotive-Microcontrollers-ATmega48PA-ATmega88PA-ATmega168PA_Datasheet.pdf
ATMEGA64 ATMEGA64A-AU TQFP64 SMD MCU
Datasheet: http://ww1.microchip.com/downloads/en/DeviceDoc/atmel-2490-8-bit-avr-microcontroller-atmega64-l_datasheet.pdf
ATMEGA8 ATMEGA8A-AU TQFP32 SMD MCU
Datasheet: https://ww1.microchip.com/downloads/en/DeviceDoc/Microchip%208bit%20mcu%20AVR%20ATmega8A%20data%20sheet%2040001974A.pdf