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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersMCP19125-E/MQ
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MCP19125-E/MQ - Microchip Technology

Manufacturer Part Number
MCP19125-E/MQ
Manufacturer
Microchip Technology
Allelco Part Number
32D-MCP19125-E/MQ
ECAD Model
Parts Description
DIGITALLY ENHANCED POWER, VOLTAG
Package
28-VFQFN Exposed Pad
Data sheet
MCP19124,25.pdf
RoHs Status
ROHS3 Compliant
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Specifications

MCP19125-E/MQ Tech Specifications
Microchip Technology - MCP19125-E/MQ technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - MCP19125-E/MQ

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Supply (Vcc/Vdd) 4.75V ~ 5.5V  
Topology Boost, Cuk, Flyback, SEPIC  
Synchronous Rectifier Yes  
Supplier Device Package 28-QFN (5x5)  
Series Automotive, AEC-Q100  
Serial Interfaces I²C  
Package / Case 28-VFQFN Exposed Pad  
Package Tube  
Output Type PWM Signal  
Output Phases 2  
Product Attribute Attribute Value  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Up/Step-Down  
Frequency - Switching 31.25kHz ~ 2MHz  
Duty Cycle (Max) -  
Control Features Dead Time Control, Frequency Control, Ramp, Soft Start  
Clock Sync Yes  
Base Product Number MCP19125  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

MCP19125-E/MQ

Manufacturer

Microchip Technology

Introduction

The MCP19125-E/MQ is a highly versatile DC DC switching controller designed for efficient power management, offering solutions for step-up and step-down voltage requirements in a wide range of applications.

Product Features and Performance

Output Type: PWM Signal

Functions: Step-Up/Step-Down

Output Configuration: Positive

Topologies: Boost, Cuk, Flyback, SEPIC

Single Output with Two Phases

Voltage Supply Range: 4.75V to 5.5V

Switching Frequency: 31.25kHz to 2MHz

Synchronous Rectification for higher efficiency

Clock Synchronization Capability

Includes Dead Time Control, Frequency Control, Ramp, and Soft Start functions

Product Advantages

Flexible design suitable for various applications

High efficiency and reliability

Robust temperature range from -40°C to 125°C

Key Technical Parameters

Number of Outputs: 1

Voltage Supply (Vcc/Vdd): 4.75V ~ 5.5V

Frequency Switching: 31.25kHz ~ 2MHz

Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

Automotive Grade with AEC-Q100 qualification

Surface Mount, 28-VFQFN Exposed Pad for robust mounting

Compatibility

Compatible with various types of topologies and applications requiring voltage regulation

Application Areas

Automotive systems

Telecommunications equipment

Portable devices and power supplies

Product Lifecycle

Currently active product status

Continuous support and availability; check with manufacturer for potential future discontinuations or replacements

Several Key Reasons to Choose This Product

High adaptability with Boost, Cuk, Flyback, and SEPIC topologies

Wide operational temperature range suitable for harsh environments

Precision controls including soft start and frequency ramp for optimizing performance

Compact and efficient design with synchronous rectification and I2C interface for enhanced control

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology MCP19125-E/MQ

Product Attribute MCP19125-E/MQ MCP19215T-E/S8 MCP19119T-E/MQ MCP19123T-E/MQ
Part Number MCP19125-E/MQ MCP19215T-E/S8 MCP19119T-E/MQ MCP19123T-E/MQ
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Package Tube Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Clock Sync Yes Yes No Yes
Supplier Device Package 28-QFN (5x5) 32-VQFN (5x5) 28-QFN (5x5) 28-QFN (5x5)
Frequency - Switching 31.25kHz ~ 2MHz 31.25kHz ~ 2MHz 100kHz ~ 1.6MHz 100kHz ~ 1.6MHz
Package / Case 28-VFQFN Exposed Pad 32-VFQFN Exposed Pad 28-VFQFN Exposed Pad 28-VFQFN Exposed Pad
Output Phases 2 2 1 2
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Duty Cycle (Max) - - - -
Output Configuration Positive Positive Positive Positive
Synchronous Rectifier Yes Yes Yes Yes
Output Type PWM Signal PWM Signal Transistor Driver PWM Signal
Function Step-Up/Step-Down Step-Up/Step-Down Step-Down Step-Down
Topology Boost, Cuk, Flyback, SEPIC Boost, Cuk, Flyback, SEPIC Buck Buck
Base Product Number MCP19125 MCP19215 MCP19119 MCP19123
Voltage - Supply (Vcc/Vdd) 4.75V ~ 5.5V 4.5V ~ 42V 4.5V ~ 40V 4.5V ~ 40V
Control Features Dead Time Control, Frequency Control, Ramp, Soft Start Dead Time Control, Frequency Control, Ramp, Soft Start Phase Control Enable, Frequency Control, Power Good, Soft Start, Watchdog
Number of Outputs 1 2 1 1
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TA)
Series Automotive, AEC-Q100 Automotive, AEC-Q100 Automotive, AEC-Q100 Automotive, AEC-Q100
Serial Interfaces I²C I²C I²C, PMBus, SMBus I²C, PMBus, SMBus

MCP19125-E/MQ Datasheet PDF

Download MCP19125-E/MQ pdf datasheets and Microchip Technology documentation for MCP19125-E/MQ - Microchip Technology.

Datasheets
MCP19124,25.pdf
PCN Packaging
2.73KHz.pdf
PCN Assembly/Origin
2.73KHz.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

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Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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MCP19125-E/MQ Image

MCP19125-E/MQ

Microchip Technology
32D-MCP19125-E/MQ

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