Reference Designs
±1A Single-Supply Low-Side Current Sensing Solution Reference Design
Texas Instruments
This single-supply low-side: bi-directional current sensing solution can accurately detect load currents from -1 A to 1 A. The linear range of the output is from 110 mV to 3.19 V. The design utilizes the OPA2313 configured as a difference amplifier and reference voltage buffer.
Features
- ±1A Low-side Current Sensing Solution Less than 1% total unadjusted error Supply: 3.3V Output: 110mV to 3.19V This robust circuit reference design includes theory: complete error analysis: component selection: simulation: PCB design: and measured data that correlates with the theory and simulation
Applications
- Desktop PC/motherboard
- Washer & dryer
- Refrigerator & freezer
- Dishwasher
- Oven
- Air conditioner outdoor unit
- Cooker hood
- Lawn mower
- Air conditioner indoor unit
- Cooking top
- Air purifier & humidifier
- Chromebook & WOA
- Residential & living fan
- Residential water heater
- Standard notebook PC
- Heat pump
Product Categories
- Amplifiers
End Equipment Reference Diagrams
Application Area
End Equipment
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