smart home
Smart Watch Activity Tracker
Smart Watch Activity Tracker
Smart watches, activity trackers, also known as fitness trackers, are wearable devices used to monitor and track fitness related metrics for devices or applications, such as children's position monitoring, walking distance or movement, calorie consumption, and in some cases, heart beats. The working principle is that the sensor obtains some basic data by judging a person's movements, and then combines it with the basic information of personal physical signs previously input by the user. Based on specific algorithms, personalized monitoring data for individuals is obtained, such as the number of steps taken, distance, and calories burned, in order to determine the frequency and intensity of exercise and the person's physical condition. It has been widely used in the fields of medicine, sports, and safety. In the future, smart watches will become another ideal communication and computing terminal after mobile phones.
|
ESD Diode |
Leiditech |
For Antenna：PESD0542U005 package 0402 IEC 61000-4-2 (ESD) 15KV air, 8KV contact discharge,5V VRWM |
|
ESD Diode |
Leiditech
|
For NFC：ULC1811CDN package DFN1006 IEC 61000-4-2 (ESD) Air discharge: ±25kV Contact discharge: ±15kV 18V VRWM，2A IPP |
|
ESD Diode |
Leiditech
|
For SIM：SRV05-4package SOT-26 IEC 61000-4-2 (ESD) Air discharge: ±15kV Contact discharge: ±8kV, 5V VRWM，15A IPP |
|
ESD Diode |
Leiditech |
For Sensors：PESD0542U005 package 0402 IEC 61000-4-2 (ESD) 15KV air, 8KV contact discharge,5V VRWM |
|
ESD Diode |
Leiditech
|
For BLUETOOOTH：ULC3311CDNpackage DFN1006, IEC 61000-4-2 (ESD) Air discharge: ±25Kv,Contact discharge: ±20kV,3.3V VRWM，0.1µA IR |
|
ESD Diode |
Leiditech
|
For LCD： ULC0524Ppackage DFN2510P10, IEC 61000-4-2 (ESD) Air discharge: ±30kV Contact discharge: ±25kV ,5V VRWM,5A IPP |
|
ESD Diode |
Leiditech
|
For GPIO：ESDA05CP30 package ：DFN1006，IEC 61000-4-2 (ESD) Air discharge: ±30kV，Contact discharge: ±30kV 5V VRWM ，0.5μA IR（Max） |
|
ESD Diode |
Leiditech
|
For Speaker：ULC0511CDN package DFN1006, –IEC 61000-4-2 (ESD) ±30kV，5V VRWM，4.5A IPP |
|
ESD Diode |
Leiditech
|
For Microphone：ULC0511CDN package DFN1006, –IEC 61000-4-2 (ESD) ±30kV，5V VRWM，4.5A IPP |
|
TVS Diode
|
Leiditech
|
For Power DC5V:SMBJ20CA,package SMB, 20V VR,18.6A IPP |
|
Schottky |
Leiditech
|
For Battery：LRB520S-30T1G SOD-523,30V VR，1A IFSM |
|
PTC |
Leiditech
|
For Battery：SMD0603P050TF |
|
MOS |
Leiditech
|
For Charger：LM3400 |
