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Texas Instruments LM5166/TLV62080 | Demoboard TIDA-01395
24-V AC Power Stage With Wide Vin Converter and Battery Gauge Reference Design for Smart Thermostat
Overview
| Topology | Other Topology |
| Switching frequency | 130-2000 kHz |
| IC revision | A |
Description
The TIDA-01395 TI Design provides a low BOM cost, high-efficiency power stage solution for smart thermostats, and other gateway building automation end quipment. This power stage takes a 24-V AC input and produces a 5-V and 3.3-V output rail, which can power additional point-of-load converters if added. The design provides LiPo battery charging and seamless switching to battery power during a 24-V AC brownout. The power-path capability provides battery power assistance allowing system load transient to exceed the current limit of the 24-V AC to DC system, allowing a lower cost wide Vin buck to be used. The battery fuel gauge helps designers preserve battery life and ensure proper operation by helping the central processor make smarter decisions on power saving and system functionality
Features
Remark: BOM PDF is added.
24-VAC or USB to 3.3-V Power Rail
- Battery Backup
- Independent Battery Charging and Load Path
- Dynamic Power Path and Battery Power Assist
- High Efficiency Over Entire Load Current Range
- Battery Fuel Gauge Featuring Less Than 1% Error
- USB Overcurrent Compliant
- Discrete Solution
Typical applications
- Themrostat
- video Doorbell
- Wireless Video Surveillance,Gateway
More information
Products
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
 | 150060GS75000 | SPEC | |
 | 885012205037 | SPEC |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Product series | λDom typ. (nm) | Emitting Color | λPeak typ. (nm) | IV typ. (mcd) | VF typ. (V) | Chip Technology | 2θ50% typ. (°) | C | Tol. C | VR (V (DC)) | Size | Operating Temperature | DF (%) | RISO | Ceramic Type | L (mm) | W (mm) | H (mm) | Fl (mm) | Packaging | Samples |
|---|