MCP1601-I/MS Power Management ICs - PMIC by Microchip Technology

750kHz 500mA Synchronous PFM/PWM Buck Regulator w/Frequency Synchronization

Status: Active
Series: MCP1601
RoHS: Compliant
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The MCP1601 is a synchronous Buck (step-down) switching regulator that can continuously supply 500mA of load current. This DC/DC converter can provide output voltages of 0.9V to Vin with an operating efficiency that can exceed 92%. Although ideally suited for a single Li-Ion, or 2 to 3 cell NiCd, NiMH, or alkaline battery operation, the input range of 2.7V to 5.5V is also useful for converting bus voltages to standard system requirements.

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Features

3 operating modes (PWM, PFM, LDO) with automatic switching between modes
Shutdown mode to minimize current drain during stand-bye conditions
Oscillator Synchronization to 1.0MHz PWM mode
Integrated Buck and Synchronous switches
Complete ceramic capacitor solution
Integrated UVLO, Soft-start, and Over temperature protection
Short circuit protection
-40°C to +85°C operation

Specifications

Regulator Type Step Down (Buck)
Switching Frequency (kHz) 750
Input Voltage Range Min 2.7
Input Voltage Range Max 5.5
Output Current 500
Temp Range Min -40
Temp Range Max 85
Vout Min (V) 0.9
Quiescent Current (mA) typ 0.119
Light Load Efficiency Mode Yes
Switch current (A) typ 0
Automotive Rated No
SHUTDOWN Current (µA) (Typ) 0.05
# of Outputs 1
Vfb (V) 0.8
Synchronous Rectifier Yes
Duty Cycle Max (%) 100
Pins | Packaging 8 | MSOP
Temp Range -40C to +85C
Packing Media Tube (100)

Last 6 months Inventory & Pricing History


Environmental Information

JEDEC Indicator e3
ROHS Compliant
China EFUP Compliant
Device Weight (g) 0.0256
Shipping Weight (kg) 0.07
Lead Count 8
Package Type MSOP
Package Width or Size 3x3mm
Soldering Composition Matte Tin

Alternative Descriptions

500 mA Synchronous BUCK Regulator | Microchip Technology
Ic, Sync Buck Regulator, Msop-8 | Newark Electronics
MCP1601 Series 5.5 V 500 mA Surface Mount Sychronous Buck Regulator - MSOP-8 | Future Electronics
V REG, SYNCH BUCK 0.5A, SMD, MSOP8 | element14
DC/DC Switching Regulator, Adjustable, Synchronous Buck (Step Down), Single Output, 900mV to 5.5V | EBV Elektronik
Switching regulator | ECOM


Frequently Asked Questions

Where can I find additional details, specifications and documents for a MCP1601-I/MS?

Additional datasheets, footprints and schematics for MCP1601-I/MS are listed on our Part Details page. You can also find images and similar parts to MCP1601-I/MS on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for MCP1601-I/MS on our Product Comparison page. Access via the 'View Pricing & Stock' button to view MCP1601-I/MS price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does MCP1601-I/MS fall under?

The MCP1601-I/MS is listed under Semiconductors - ICs > Power Management ICs - PMIC > Voltage Regulators > DC / DC Adjustable Switching Regulators.

Can I view similar or alternative parts?

You can view similar parts to MCP1601-I/MS when available in the DC / DC Adjustable Switching Regulators range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the MCP1601-I/MS you can contact the distributor directly for product support, shipping queries etc.

Is the MCP1601-I/MS RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Microchip Technology.

Which authorised distributors for MCP1601-I/MS have stock available?

Authorised distributors including Microchip Technology, Newark Electronics, Future Electronics, element14 and Farnell have stock available or on a lead time for MCP1601-I/MS.

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