Berton Electronics Limited
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MCP9804-E/MS is a high-accuracy digital temperature sensor from Microchip Technology,
designed for precise temperature monitoring in various electronic systems.
High Accuracy & Resolution
±0.25°C typical accuracy (from -40°C to +125°C) and ±1°C maximum accuracy
12-bit resolution (some sources mention 10-bit), providing fine temperature measurement.
Wide Operating Range
Temperature range: -40°C to +125°C, suitable for industrial and automotive applications
Voltage supply: 2.7V to 5.5V, compatible with low-power systems
Programmable Alerts & Flexibility
Configurable temperature event and critical output boundaries with interrupt capability
Supports shutdown mode (2µA current) and low-power operation (200µA typical)
Communication Interface
I²C/SMBus-compatible 2-wire interface (up to 400kHz clock speed), allowing daisy-chaining of up to 8 sensors
Robust Packaging & Compliance
MSOP-8 or DFN-8 package (3mm × 3mm), surface-mountable
AEC-Q100 Grade 1 qualified for automotive use
The MCP9804-E/MS is widely used in:
Industrial Automation: PLCs, motor control, and HVAC systems
Consumer Electronics: Smartphones, laptops, and wearables
Automotive: Battery management, infotainment systems
Medical Devices: Patient monitoring and diagnostic equipment
Data Centers & Servers: Thermal management of CPUs and GPUs
Package: MSOP-8 (3×3mm).
Interface: I²C/SMBus.
Key Advantages: High accuracy, low power, and programmable alerts.