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

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.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















