MCP16418-I/UN Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP16418-I/UN is a low quiescent current boost converter in MSOP-10 package. It accepts input voltages from 0.82 V to 5.25 V and provides programmable low-battery detection and power-good output. Automatic input-to-output bypass protects load during high-input conditions.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 10
- Lifecycle
- ACTIVE
- Datasheet
- MCP16418-I/UN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.5700(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
- Ultra-low quiescent current boost converter with input range 0.82 V to 5.25 V
- Programmable low-battery threshold with open-drain low-battery indicator output
- Power-good (PG) output for system sequencing and supervisor circuits
- Automatic input-to-output bypass operation prevents overvoltage at high input
- Current-mode PWM control in compact 10-pin MSOP package for space-limited designs
Applications
The MCP16418-I/UN is well suited for single-cell alkaline, NiMH, or Li-ion battery-powered portable devices that need a regulated boost output. Its programmable low-battery flag and power-good signal make it ideal for IoT sensor nodes, wearables, and handheld instruments requiring reliable power-state signaling. The automatic bypass feature simplifies designs that must operate across a wide input-voltage range without external protection circuitry.
Specifications
| Manufacturer Package Code | MSOP-10 |
| Factory Lead Time | 7Weeks |
| YTEOL | 19 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 5.25V |
| Input Voltage-Min | 0.82V |
| Input Voltage-Nom | 1.2V |
| JESD-30 Code | S-PDSO-G10 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Output Current-Max | 0.6A |
| Output Voltage-Max | 5.25V |
| Output Voltage-Min | 1.8V |
| Output Voltage-Nom | 3.3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP10,.2,20 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Surface Mount | YES |
| Switcher Configuration | BOOST |
| Switching Frequency-Max | 575kHz |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for MCP16418-I/UN:
Switching Regulator, Current-mode, 0.6A, 575kHz Switching Freq-Max, PDSO10
Switching Regulator, Current-mode, 0.6A, 575kHz Switching Freq-Max, PDSO10
Switching Regulator, Current-mode, 0.6A, 575kHz Switching Freq-Max, PDSO10
Frequently Asked Questions
What input voltage range does the MCP16418-I/UN support for battery-powered applications?
The MCP16418-I/UN accepts input voltages from 0.82 V to 5.25 V, covering single-cell alkaline batteries at end-of-life down to 0.9 V as well as fully-charged Li-ion cells at 4.2 V. This broad 4.43 V input span reduces the need for external pre-regulation in battery-powered IoT and wearable designs.
How does the automatic input-to-output bypass mode protect downstream circuitry in the MCP16418-I/UN?
When the input voltage rises above the programmed output regulation point, the MCP16418-I/UN activates its automatic bypass path, directly connecting input to output through an internal switch. This prevents output overvoltage stress on load devices and eliminates the need for a separate bypass MOSFET in designs with wide-range supply inputs.
Which package does the MCP16418-I/UN use, and what does that mean for board area?
The device ships in a 10-pin MSOP package with a footprint of approximately 3 mm x 3 mm, offering a very compact solution for boost conversion. Its small size makes it practical for wearable PCBs and densely populated IoT modules where board space is at a premium.
Can the MCP16418-I/UN signal a low-battery condition to a host microcontroller?
Yes. The MCP16418-I/UN provides a programmable low-battery detection comparator with an open-drain output that asserts when the input voltage falls below a user-set threshold, typically set with two external resistors. This flag can wake a host MCU to save state or alert the user before power is lost.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.9290 | $0.93 |
| 10+ | $0.8600 | $8.60 |
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| 5000+ | $0.5700 | $2850.00 |
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