MCP120T-475I/SN Microchip Integrated Circuit (Small Outline Packages) In Stock
The MCP120T-475I/SN is a single-channel voltage supervisor IC with open-drain, active-low reset output in an SOIC-8 package. It monitors supply voltages with a fixed 4.75 V threshold, providing reliable system reset during power-up and brownout events. Available from Microchip with 6-week lead time, RoHS-compliant, and stocked globally.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP120T-475I/SN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.2473(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 4.75 V threshold voltage supervisor with open-drain active-low reset output for robust brownout detection
- Single-channel architecture in compact SOIC-8 package minimizes board space in space-constrained designs
- RoHS-compliant (Pb-free) construction meets global environmental regulations for commercial and industrial applications
Applications
The MCP120T-475I/SN is widely used in microcontroller-based systems to assert reset during power-up sequences and brownout conditions, ensuring reliable initialization of processors, FPGAs, and digital logic at 4.75 V supply thresholds. It is suited for industrial control panels, embedded computing boards, and consumer electronics where stable supply voltage monitoring is critical. The open-drain output allows wired-OR connection with other reset sources, making it easy to integrate into complex power management topologies.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-8 |
| Factory Lead Time | 6Weeks |
| YTEOL | 8 |
| Additional Feature | MNL RST:N;PW FL IO:N;PRG RST DLY:N;WD:N;WDO:N;WWD:N |
| Adjustable Threshold | NO |
| Analog IC - Other Type | VOLTAGE SUPERVISOR/RESET IC |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 0.06mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 1V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Threshold Voltage-Nom | +4.63V |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for MCP120T-475I/SN:
Voltage Supervisor/Reset IC, Fixed, 1 Channel, +4.63V, CMOS, PDSO8
Frequently Asked Questions
What is the reset threshold voltage of the MCP120T-475I/SN and how does it affect system startup?
The MCP120T-475I/SN has a fixed reset threshold of 4.75 V. When the supply voltage drops below this threshold, the open-drain active-low RESET output asserts, holding connected microcontrollers or logic devices in reset until the supply recovers and stabilizes above 4.75 V, preventing undefined behavior during power-up or brownout events.
Which embedded system designs benefit most from the single-channel supervisor architecture of the MCP120T-475I/SN?
Single-supply microcontroller boards, industrial PLCs, and battery-backed memory systems benefit most. The device monitors a single 4.75 V rail with 1-channel supervision, driving up to 8 mA through the open-drain output to assert reset on standard logic without requiring additional buffer circuitry, saving component count in compact PCB layouts.
How does the MCP120T-475I/SN compare to adjustable-threshold supervisors for a 5 V industrial sensor node design?
For a fixed 5 V supply rail, the MCP120T-475I/SN provides a simpler, lower-cost solution than adjustable-threshold devices because no external resistor divider is needed to set the 4.75 V trip point. The SOIC-8 package occupies under 20 mm² of PCB area, and the Pb-free, RoHS-compliant construction satisfies IEC 62368-1 and industrial environmental requirements without extra qualification effort.
What package and lead time should procurement teams plan for when sourcing the MCP120T-475I/SN?
The MCP120T-475I/SN is offered in an 8-pin SOIC (Small Outline IC) package with a factory lead time of approximately 6 weeks from Microchip. The tape-and-reel suffix 'T' indicates it is supplied in reel quantities suitable for automated SMT pick-and-place assembly, which streamlines high-volume production scheduling.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.2680 | $1.27 |
| 100+ | $0.4400 | $44.00 |
| 250+ | $0.3043 | $76.08 |
| 500+ | $0.2663 | $133.15 |
| 1000+ | $0.2473 | $247.30 |
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