Humidity & Temp Sensor Node for Sub-1GHz Star Networks Enabling 10+ Year Coin Cell Battery Life
Description
This reference design uses our nano-power system timer: boost converter: SimpleLink™ ultra-low power Sub-1 GHz wireless microcontroller (MCU) platform and humidity sensing technologies to demonstrate an ultra-low power method to duty-cycle sensor end nodes leading to extremely long battery life. This design includes techniques for system design: detailed test results and information to get the design up and running quickly.
Features
- Use of nano-power system timer to duty cycle the system results in 10+ year battery life from CR2032 coin cellConfigurable system wake-up intervalExtremely low off-state current (270 nA for 59.97 seconds)Ultra-low on-state current due to low active processor and radio transmit currents (3.376 mA for 30 ms)±2% relative humidity accuracy±0.2 °C temperature accuracy
Applications
- Clinical pulse oximeter
- Smoke & heat detector
- Oscilloscopes & digitizers
- Wireless environmental sensor
- Electronic shelf label
- Video doorbell
- Process analytics
- Thermostat
- Blood glucose monitor
- Fitness machine
- Wearable fitness & activity monitor
- Spectrum analyzer
- Fault indicator (FI)
- HVAC fluid leak detector
- Remote power distribution automation
- Off-highway vehicles sensor
- Vector signal transceiver (VST)
- Thermal imaging camera
- Sensor tag & data logger
- Drone payload control
- Rail sensing & monitoring
- Analog security camera
- 2-wheeler & 3-wheeler traction drive
- IP network camera
- MRI
- Motion detector
- Wireless communications test
- Wireless security camera
Product Categories
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| Download the bill of materials for TIDA-00484 | Download |
Test Data
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Download the test file for TIDA-00484| Title | Updated | Type | Size (KB) | |
|---|---|---|---|---|
| TIDA-00484 Altium (Rev. A) | 14 Oct 2015 | ZIP | 646 | |
| TIDA-00484 PCB (Rev. A) | 14 Oct 2015 | 1784 | ||
| TIDA-00484 Assembly Drawing (Rev. A) | 14 Oct 2015 | 266 | ||
| TIDA-00484 BOM (Rev. A) | 14 Oct 2015 | 118 | ||
| TIDA-00484 Schematic and Block Diagram (Rev. A) | 14 Oct 2015 | 573 | ||
| TIDA-00484 Gerber (Rev. A) | 14 Oct 2015 | ZIP | 464 |