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Xiaomi MiJia QiCycle E-Faltrad Teardown

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Xiaomi MiJia QiCycle Folding Electric Bike Teardown, battery management system: crwdns2935265:00crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Xiaomi MiJia QiCycle Folding Electric Bike Teardown, battery management system: crwdns2935265:00crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
battery management system
  • The board is packed with lots of resistors. What sticks out are these components:

  • An ATMEL MEGA 328P Battery Management MCU

  • Ablic (formerly Seiko Instruments) S-1142B33H-E6T2U 200 mA LDO regulator

  • FL12.000 12 MHz quartz crystal oscillator

  • On the flip side we find these:

  • Magnachip MDU1931 single n-channel trench MOSFET (x4)

  • RS2M rectifier

Die Platine ist beladen mit Widerständen. Diese Teile stechen besonders heraus:

Ein Akku ATMEL MEGA 328P Management MCU

S11428 33TVF

FL12.000 12 MHz Quartzoszillator

Auf der Rückseite finden wir Folgendes:

Magnachip MDU1931 n-channel MOSFET (4 mal)

RS2M Gleichrichter

[title] battery management system
[* black] The board is packed with lots of resistors. What sticks out are these components:
[* red] An [http://www.atmel.com/devices/ATMEGA328P.aspx|ATMEL MEGA 328P|new_window=true] Battery Management MCU
- [* orange] S11428 33TVF
+ [* orange] Ablic (formerly Seiko Instruments) [link|https://www.ablic.com/en/semicon/datasheets/automotive/automotive-voltage-regulator-ldo/s-1142abxxh/|S-1142B33H-E6T2U] 200 mA LDO regulator
[* yellow] FL12.000 12 MHz quartz crystal oscillator
[* black] On the flip side we find these:
[* green] Magnachip [https://www.docdroid.net/q8HITBP/mdu1931.pdf.html|MDU1931|new_window=true] single n-channel trench MOSFET (x4)
[* light_blue] RS2M rectifier

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