MCP121T-315E/LB
- Mfr.Part #
- MCP121T-315E/LB
- Manufacturer
- Microchip Technology
- Package / Case
- SC-70, SOT-323
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL SC70-3
- Stock
- 4,786
- In Stock :
- 4,786
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- Manufacturer :
- Microchip Technology
- Product Category :
- Supervisors
- Max Supply Current :
- 20μA
- Peak Reflow Temperature (Cel) :
- 260
- Number of Functions :
- 1
- Overvoltage Threshold :
- 3.126V
- Lead Free :
- Lead Free
- Operating Temperature :
- -40°C~125°C TA
- Manual Reset :
- No Manual Reset
- Maximum Operating Temperature :
- + 125 C
- Supply Current-Max (Isup) :
- 0.02 mA
- Undervoltage Threshold :
- 3.034V
- Height :
- 1 mm
- Operating Supply Current :
- 20μA
- Threshold Voltage :
- +3.08V
- Min Reset Threshold Voltage :
- 3.034V
- Terminal Finish :
- Matte Tin (Sn)
- Base Part Number :
- MCP121
- Mount :
- Surface Mount
- Terminal Form :
- Gull wing
- Max Reset Threshold Voltage :
- 3.126V
- Number of Pins :
- 3
- Number of Voltages Monitored :
- 1
- Reset Timeout :
- 80ms Minimum
- Mounting Type :
- Surface Mount
- Voltage - Threshold :
- 3.08V
- Pbfree Code :
- yes
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Package Shape :
- RECTANGULAR
- Length :
- 2.025mm
- Minimum Operating Temperature :
- - 40 C
- Terminal Pitch :
- 0.65mm
- Supply Voltage-Min (Vsup) :
- 1 V
- Adjustable Threshold :
- No
- Package / Case :
- SC-70, SOT-323
- Mounting Style :
- SMD/SMT
- Quiescent Current :
- 1μA
- RoHS :
- Details
- Surface Mount :
- yes
- Output Type :
- Active Low, Open Drain
- Packaging :
- Tape and Reel (TR)
- Reset Delay Time :
- 120 ms
- Reset :
- Active Low
- Power Supplies :
- 1/5.5 V
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Qualification Status :
- Not Qualified
- JESD-30 Code :
- R-PDSO-G3
- HTS Code :
- 8542.39.00.01
- JESD-609 Code :
- e3
- Output Current :
- 10 mA
- Number of Channels :
- 1
- Terminal Position :
- Dual
- Reach Compliance Code :
- Compliant
- Qualification :
- AEC-Q100
- Battery Backup Switching :
- No Backup
- Type :
- Simple Reset/Power-On Reset
- Published :
- 2005
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Temperature Grade :
- Automotive
- Brand :
- Microchip Technology / Atmel
- Manufacturer :
- Microchip
- Pin Count :
- 3
- Supplier Device Package :
- SC-70-3
- Number of Terminals :
- 3
- Factory Lead Time :
- 10 Weeks
- Product Status :
- Active
- Number of Terminations :
- 3
- Seated Height-Max :
- 1.1 mm
- RoHS Status :
- ROHS3 Compliant
- ECCN Code :
- EAR99
- Analog IC - Other Type :
- POWER SUPPLY SUPPORT CIRCUIT
- Max Supply Voltage :
- 5.5V
- Product Category :
- Supervisory Circuits
- Width :
- 1.35 mm
- Base Product Number :
- MCP121
- Min Supply Voltage :
- 1V
- Supply Voltage-Max (Vsup) :
- 5.5 V
- Output :
- Open Drain or Open Collector
- Watchdog Timer :
- No
- Product Type :
- Supervisory Circuits
- Series :
- --
- Datasheets
- MCP121T-315E/LB
MCP121T-315E/LB Documents

Supervisors Microchip Technology MCP121T-315E/LB Overview
The MCP121T-315E/LB by Microchip Technology is a robust Supervisory IC designed for high-reliability applications requiring precise voltage monitoring. This compact, single-channel supervisor ensures optimal operation of microcontrollers by monitoring power supplies, thus preventing system errors and failures due to unstable or inadequate supply voltages. Tailored for systems where space is at a premium and high performance is non-negotiable, this device exemplifies reliability in supervisory circuits, safeguarding your systems from unforeseen voltage drops and spikes.
MCP121T-315E/LB Features
This supervisory IC is equipped with a variety of features tailored to enhance system reliability and performance:
- Single voltage threshold of 3.15V, ideal for regulated 3.3V systems.
- Low supply current of 3 µA, minimizing the overall power consumption.
- Compact SC-70 package ensures minimal footprint on PCB layouts.
- High accuracy threshold voltage ensuring reliable voltage monitoring.
- Push-pull output configuration, which provides a quick and clear response to threshold violations.
MCP121T-315E/LB Applications
- Portable Devices: Ensures reliable system operation by monitoring the power supply, preventing data loss and operational failures.
- Automotive Electronics: Critical for ensuring that embedded systems remain within safe operational voltage levels, thus avoiding malfunctions and ensuring performance integrity.
- Medical Monitoring Equipment: Provides the necessary voltage supervision to guarantee that sensitive medical devices operate without interruption or error, crucial for patient safety.
- Communication Systems: Monitors power conditions in communication hardware to prevent system downtimes caused by unstable power supply.
- Consumer Electronics: Used in various consumer devices to enhance the reliability and stability of electronic functions.
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