MCP121T-195I/TT
- Mfr.Part #
- MCP121T-195I/TT
- Manufacturer
- Microchip Technology
- Package / Case
- TO-236-3, SC-59, SOT-23-3
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL SOT23-3
- Stock
- 7,087
- In Stock :
- 7,087
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- Manufacturer :
- Microchip Technology
- Product Category :
- Supervisors
- Supply Current :
- 0.02(mA)
- Nominal Supply Current :
- 1μA
- Max Supply Voltage :
- 5.5V
- Terminal Finish :
- Matte Tin (Sn)
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Minimum Operating Temperature :
- - 40 C
- Width :
- 1.4mm
- Screening Level :
- Industrial
- Operating Temp Range :
- -40C to 125C
- Max Reset Threshold Voltage :
- 1.929V
- Adjustable Threshold :
- No
- Reset Threshold Voltage (Max) :
- 1.929(V)
- Analog IC - Other Type :
- POWER SUPPLY SUPPORT CIRCUIT
- JESD-609 Code :
- e3
- Output Current :
- 10 mA
- Operating Supply Current :
- 20μA
- Lead Free :
- Lead Free
- Number of Pins :
- 3
- Pin Count :
- 3
- Number of Elements :
- 1
- Package / Case :
- TO-236-3, SC-59, SOT-23-3
- Chip Enable Signals :
- No
- Supplier Package :
- SOT-23B
- RoHS :
- Details
- Supply Voltage-Min (Vsup) :
- 1 V
- Minimum Operating Supply Voltage :
- 1 V
- Qualification Status :
- Not Qualified
- Base Part Number :
- MCP121
- HTS Code :
- 8542.39.00.01
- Type :
- Simple Reset/Power-On Reset
- Min Reset Threshold Voltage :
- 1.872V
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Supplier Device Package :
- SOT-23-3
- Reset Timeout :
- 80ms Minimum
- Reach Compliance Code :
- Compliant
- Number of Terminals :
- 3
- Quiescent Current :
- 1μA
- Manual Reset :
- No
- Seated Height-Max :
- 1.12 mm
- Monitored Voltage 1 (Typ) :
- 1.9(V)
- Length :
- 3.04mm
- ECCN Code :
- EAR99
- Min Supply Voltage :
- 1V
- Product Status :
- Active
- Product Type :
- Supervisory Circuits
- Threshold Voltage :
- +1.9V
- Operating Supply Voltage (Min) :
- 1(V)
- Package Shape :
- RECTANGULAR
- Terminal Position :
- Dual
- JESD-30 Code :
- R-PDSO-G3
- Power Fail Detection :
- No
- Packaging :
- Tape and Reel (TR)
- Reset Threshold Voltage (Min) :
- 1.872(V)
- Series :
- --
- Watchdog Timer :
- No
- Maximum Operating Temperature :
- + 85 C
- Number of Channels :
- 1
- Overvoltage Threshold :
- 1.929V
- Terminal Pitch :
- 0.96mm
- Operating Supply Voltage (Max) :
- 5.5(V)
- Supply Current-Max (Isup) :
- 0.02 mA
- Surface Mount :
- yes
- Rad Hardened :
- No
- Product Category :
- Supervisory Circuits
- Number of Functions :
- 1
- Output Type :
- Active Low, Open Drain
- Battery Backup Switching :
- No
- Mounting Style :
- SMD/SMT
- Brand :
- Microchip Technology / Atmel
- Reset Delay Time :
- 120 ms
- Undervoltage Threshold :
- 1.872V
- Output :
- Open Drain or Open Collector
- Factory Lead Time :
- 10 Weeks
- Operating Temperature :
- -40°C~85°C TA
- Peak Reflow Temperature (Cel) :
- 260
- Number of Terminations :
- 3
- Manufacturer :
- Microchip
- Package Type :
- SOT-23
- Pbfree Code :
- yes
- Terminal Form :
- Gull wing
- Mounting :
- Surface Mount
- Mount :
- Surface Mount
- Power Supplies :
- 1/5.5 V
- Number of Voltages Monitored :
- 1
- Temperature Grade :
- Industrial
- REACH SVHC :
- No SVHC
- Base Product Number :
- MCP121
- RoHS Status :
- ROHS3 Compliant
- Max Supply Current :
- 20μA
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Maximum Operating Supply Voltage :
- 5.5 V
- Voltage - Threshold :
- 1.9V
- Operating Temperature Classification :
- Automotive
- Reset :
- Active Low
- Supply Voltage-Max (Vsup) :
- 5.5 V
- Height :
- 1.02mm
- Qualification :
- AEC-Q100
- Number of Supervisors :
- 1
- Mounting Type :
- Surface Mount
- Datasheets
- MCP121T-195I/TT

Supervisors Microchip Technology MCP121T-195I/TT Overview
The MCP121T-195I/TT by Microchip Technology is a robust voltage supervisor IC designed to ensure reliable operation and system stability across a variety of applications. This compact, single-channel supervisor IC is housed in a SOT-23-3 package, making it ideal for space-constrained applications. It is specifically engineered to monitor power supplies in microprocessor and digital systems, providing a crucial safeguard against unpredictable under-voltage conditions. The device automatically resets the system when it detects that the voltage has dropped below a predefined threshold, thereby enhancing system reliability and preventing data corruption.
MCP121T-195I/TT Features
- Single-channel voltage monitoring
- Low supply current
- High accuracy voltage threshold
- Compact SOT-23-3 package for space-sensitive applications
- Automatic system reset on voltage drop
MCP121T-195I/TT Applications
- Computing Systems: Ensures stable operations and system integrity by monitoring power supply stability, crucial for servers and PCs.
- Portable Devices: Maintains device reliability in mobile phones, tablets, and other portable electronics through effective voltage supervision.
- Industrial Equipment: Provides voltage threshold detection and system reset functionality, critical for maintaining operational consistency in industrial automation systems.
- Automotive Electronics: Enhances vehicle safety and electronics performance by monitoring power supply lines, ensuring proper functioning under variable conditions.
- Consumer Electronics: Secures continuous operation of household electronics by preventing unexpected resets or failures due to voltage fluctuations.
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