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MIC384-3BMM
Microchip Technology
SENSOR DIGITAL -55C-125C 8MSOP
3096 Pcs New Original In Stock
Temperature Sensor Digital, Local/Remote -55°C ~ 125°C 7 b 8-MSOP
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*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (53 Ratings)
MIC384-3BMM
Product Overview
13040407
DiGi Electronics Part Number
MIC384-3BMM-DGManufacturer
Microchip Technology
MIC384-3BMM
Description
SENSOR DIGITAL -55C-125C 8MSOPInventory
3096 Pcs New Original In Stock
Temperature Sensor Digital, Local/Remote -55°C ~ 125°C 7 b 8-MSOP
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
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MIC384-3BMM Technical Specifications
Category
Temperature Sensors, Analog and Digital Output
Packaging
Bulk
Manufacturer
Microchip Technology
Series
-
Packaging
Bulk
Part Status
Discontinued at Digi-Key
Sensor Type
Digital, Local/Remote
Sensing Temperature - Local
-55°C ~ 125°C
Sensing Temperature - Remote
-55°C ~ 125°C
Output Type
I2C/SMBus
Voltage - Supply
2.7V ~ 5.5V
Resolution
7 b
Features
Output Switch, Programmable Limit, Shutdown Mode, Standby Mode
Accuracy - Highest (Lowest)
±2°C (±3°C)
Test Condition
0°C ~ 100°C (-55°C ~ 125°C)
Operating Temperature
-55°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package
8-MSOP
Datasheet & Documents
HTML Datasheet
MIC384-3BMM-DG
Environmental & Export Classification
RoHS Status
RoHS non-compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0060
Additional Information
Standard Package
100
Reviews
5.0/5.0-(Show up to 5 Ratings)
December 02, 2025
Une excellente découverte, des produits de qualité à prix raisonnable.
December 02, 2025
Customer support from DiGi Electronics is top-notch. They were very patient and helpful throughout the entire process.
December 02, 2025
Shipping speed was impressive; I was kept updated throughout the process.
December 02, 2025
Shipping logistics were expertly handled, ensuring timely arrival.
December 02, 2025
I've been using DiGi Electronics for months, and their products never fail to perform consistently under heavy gaming loads.
December 02, 2025
Their experienced support team handles all after-sales follow-ups efficiently, ensuring customer satisfaction.
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Frequently Asked Questions (FAQ)
Is the MIC384-3BMM still a viable choice for new designs given its discontinued status at major distributors like Digi-Key?
The MIC384-3BMM is not recommended for new designs due to its discontinued status at key distributors, which signals limited long-term availability and potential supply chain risks. Although 3,000 units may be in stock, future restocking is unlikely. For new projects, consider transitioning to an active alternative such as the Microchip MCP9808 or Texas Instruments TMP117, both of which offer higher resolution, better accuracy, and full distributor support—critical for scalable production and lifecycle management.
Can the MIC384-3BMM be safely used in a 5V system despite its 2.7V–5.5V supply range, and what are the risks to I2C signal integrity?
Yes, the MIC384-3BMM operates within its specified 2.7V–5.5V range at 5V, but care must be taken with I2C signal levels if interfacing with 3.3V microcontrollers. The device’s I2C pins are not guaranteed 5V-tolerant, so level shifting or series resistors are recommended to prevent damage or communication errors. Additionally, ensure pull-up resistors are sized appropriately for bus capacitance at 5V to maintain rise times within SMBus/I2C specifications, especially in multi-device configurations.
How does the 7-bit resolution of the MIC384-3BMM impact temperature monitoring accuracy in precision thermal management applications?
The 7-bit resolution of the MIC384-3BMM provides approximately 0.5°C per LSB, which may be insufficient for applications requiring sub-degree control, such as battery thermal management or server CPU throttling. While the ±2°C accuracy is acceptable for general monitoring, the coarse resolution limits granularity in closed-loop control systems. For tighter thermal regulation, consider higher-resolution alternatives like the 12-bit TMP102 or MAX31875, which offer better responsiveness to small temperature changes and reduce quantization error in feedback loops.
What are the risks of replacing the MIC384-3BMM with a pin-compatible digital temperature sensor like the LM75B in an existing 8-MSOP design?
While the LM75B from Texas Instruments is also available in an 8-MSOP package and uses I2C, direct replacement of the MIC384-3BMM is not straightforward due to differences in register map, alert functionality, and power-on default states. The LM75B has a fixed I2C address unless modified via hardware pins, whereas the MIC384-3BMM supports programmable limits and shutdown modes with different control logic. Firmware must be revalidated, and PCB layout should be checked for pull-up resistor compatibility. Always verify timing diagrams and SMBus timeout behavior to avoid bus lockups during integration.
Given that the MIC384-3BMM is RoHS non-compliant, can it still be used in consumer electronics targeting EU or global markets?
The MIC384-3BMM’s RoHS non-compliant status makes it unsuitable for consumer electronics sold in the European Union or other regions enforcing RoHS directives, as it may contain restricted substances like lead in solder or plating. Using it in such products risks non-compliance, import rejection, or legal liability. For global market readiness, select a compliant alternative such as the RoHS-certified Microchip EMC1413 or STMicroelectronics STCN75, which meet environmental regulations without sacrificing performance or footprint compatibility.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
MIC384-3BMM CAD Models
Microchip Technology MIC384-3BMM PCB symbols & footprints
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