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Batteryless IoT Sensor - NEW

Vishay Components Used

  • - PIN Photodetectors
  • - Reverse Polarity Protection Diodes
  • - Capacitors
  • - Storage Capacitors
  • - MOSFETs
  • - Inductors
  • - Transient/ESD Protection Devices
  • - Environmental Sensors
  • (Temperature/humidity/ambient light/presence/proximity)
  • - RF Matching Components

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Solution Summary

EMI-Filter Reverse Polarity Protection SMPS Buck Converter Transient Protection ESD-Protection Filter Pull-Up / Down Resistor Position Sensor DC Link Current Sensor EMI-Filter Low Side Current Sensor Motor Switch Reverse Polarity Protection Transient Protection Position Sensor Temperature Sensor
EMI Filter Reverse Polarity Protection Security Switch Transient Protection SMPS Buck Converter EMI Filter Reverse Polarity Protection Security Switch Transient Protection Buffer Capacitor High Side Current Sensor High Side Switch Low Side Current Sensor Low Side Switch Storage Inductor
EMI Filter Reverse Polarity Protection Transient Protection SMPS Converter Low and High Side Switch High Side Switch Low Side Switch Buffer Capacitor Storage Inductor High Side Current Sensor LED Light Sensor Current Sensor
Circuit Protection Filter EMI-Filter Sensor System SMPS Buck Converter DC-Link Capacitor Driver Driver Driver Full Bridge Temperature Sensor Current Sensor
SMPS Converter EMI Filter Reverse Polarity Protection Transient Protection Filter ESD-Protection Pull-Up / Down Resistor Level Shift Motor Switch DC Link Current Sensor Low Side Current Sensor EMI Filter Reverse Polarity Protection Transient Protection BLDC-Motor WiFi GPS Receiver Proximity Sensor
DC Output Pos Cap pFET Switch DC-DC Switching Amplification Surge Protection Class D PEM Switching Power Switch PWM Output to RC Filter LED Display Infrared Emitter Infrared Receiving
SMPS Converter EMI Filter Reverse Polarity Protection Transient Protection ESD-Protection Filter Pull-Up / Down Resistor Buck Boost Converter EMI Filter Reverse Polarity Protection Transient Protection RGBW Sensor Blue Light Sensor Position Sensor Current Sensor
SMPS Buck Converter Reverse Polarity Protection Transient Protection Optical Smoke Detection Temperature Sensing Amplification ESD Protection Audio Amplifier Flashlight Wireless Ethernet
DC/DC Diodes MOS Switch Reverse Polarity Protection Storage Inductor Transient Protection Balancing Resistor Balancing Switch CAN ESD Protection Temperature Sensor Voltage Detection Zener/TVS Protection Temperature Sensor Temperature Sensor Shunt Resistor CAN ESD Protection High Voltage Detection Load Dump TVS Temperature Sensor
EMI Filter Overvoltage Protection Reverse Polarity Protection Inductor Voltage Divider Decoupling/Bootstrap Buffer Capacitor Supercapacitor Inductor Schottky Diode Transistor Voltage Divider Decoupling Gate Driver
Security Switch EMI Filter Reverse Polarity Protection Transient Protection
Bulk Cap EMI Filter Input Rectifir PFC Stage Control Circuit PWM Stage Snubber Oring FET/Diode Output Filter Output Rectifier
Buck Converter Power Backup Rectifier ADC Sampling LED Wireless
EMI Filter Programmable Current Limit and Slew Rate Control Reverse Polarity Protection SMPS Buck Converter Transient Protection Low Profile Inductor Small-size Buffer Capacitor Super Capacitor Auto White Balance Gesture Control + Ambient Light Sensing Temperature Sensing SMD LED Touch Sensing ESD Protection Level Shift Ethernet USB ESD Protection2 Level Shift2
EMI Filter Overvoltage Protection Reverse Polarity Protection Buffer Capacitor Decoupling/Bootstrap Inductor Transistor Voltage Divider Energy Capacitor Decoupling/Bootstrap Gater Driver Inductor Schottky Diode Transistor Voltage Divider
Boost Circuit Driver Circuit EMI Circuit Energy Storage Sampling Circuit Driver Circuit EMI Circuit Energy Storage Inverter Circuit Sampling Circuit Isolation Circuit MCU Circuit Power Circuit Protection Cicuit Sampling Circuit Auxiliary Power
AC/DC Battery Management DC/DC Filter PFC Audio Control Element/Keyboard Display Printer USB interface Wi-Fi HV supply piezo Signal Conditioning
PV Cell Bi-directional Isolation Charge Control Reverse Leakage Protection Buffer Capacitor Storage Capacitor Buck Converter Buck Switch Buffer Capacitor EMI Filter Storage Inductor Transient Protection Humidity Light Presence/Proximity Temperature Decoupling RF Matching Components
Actuator DC/DC Diode Overvoltage Protection Power Switch Reverse Polarity Protection Storage Inductor Current Limit Input Filter Output Filter Proximity Sensor Current Control Freewheeling Diode Gate Drive Switch CAN ESD Protection Display Filter Protection
Input Filter Input Filter-2 Capacitor Discharge Circuit Load Dump Protection Voltage Sensor Temperature Sensor Active Clamping Snubber Temperature Sensor Gate Resistor Current Sensor Isolation Amplifier Gate Resistor Gate Driver Power Supply Surge Protection Reverse Polarity Protection Input Filter
AC/DC Power Factor Correction Filter DC/DC Motor Drive EMI Filter Polarity Protection DC/DC USB Interface Wi-Fi Voltage Divider Protection
Bulk Cap EMI Filter Input Rectifier PFC Stage Control Circuit PWM Stage Snubber Output Filter Output Rectifier
Bulk Cap EMI Filter Input Rectifier PFC Stage Control Circuit PWM Stage Snubber OringFET Output Filter Output Rectifier
Bulk Cap EMI Filter Input Rectifier PFC Stage Control Circuit PWM Stage Snubber Output Filter Output Rectifier

This application details the building blocks to build an install-and-forget IoT sensor.

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