CouponsAPP Download
Assembly Parts LibFor PCBA Only
0Parts Cart
Products
  • In Stock Parts
  • Bom Tool
  • Request a Quote
  • Support
Chat with our live agent for fast reply.
Mon-Fri: 24 hours, Sat: 9am-6pm, GMT+8
Email Us >
Contact us at support@jlcpcb.com
Typically reply within hours.
Help Center >
Get instant answers.
24/7 Available.
Services & Tools
  • Electronic Parts
  • BOM Tool
  • Request a Quote
  • Manufacturers
  • PCB Assembly
Support
  • Contact Us
  • How to Order
  • User Guides
  • Sourcing Tips
  • Payment Methods
Company
  • About Us
  • Quality Assurance
  • How We Work
  • Certifications
  • Security
  • JLCAPI
  • News
  • Cooperation
  • Careers
Electronics
  • EasyEDA
  • JLCPCB
  • JLCDFM
  • LCSC
  • OSHWLAB
Mechanical
  • JLC3DP
  • JLCCNC
  • JLCMC
Download JLCONE Desktop—Get $524 Exclusive Coupons
WindowsMACAndroidIOS
CONNECT WITH US
Services & Tools
Electronic PartsBOM ToolRequest a QuoteManufacturersPCB Assembly
Support
Contact UsHow to OrderUser GuidesSourcing TipsPayment Methods
Company
About UsQuality AssuranceHow We WorkCertificationsSecurityJLCAPINewsCooperationCareers
Electronics
EasyEDAJLCPCBJLCDFMLCSCOSHWLAB
Mechanical
JLC3DPJLCCNCJLCMC

Download JLCONE Desktop—Get $524 Exclusive Coupons

WindowsMAC
AndroidIOS

CONNECT WITH US

© 2026 JLCPCB.COM All Rights Reserved.Privacy PolicyTerms & ConditionsCookies Policy
  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Power Management (PMIC)
  5. DC-DC Converters
  6. MYSGK4R030ERSR
MYSGK4R030ERSR - 1
MYSGK4R030ERSR - 2
MYSGK4R030ERSR - 3
Extended1/3
* Images are for reference only

MYSGK4R030ERSR

Attributes
Value
Manufacturer
Murata Electronics
MFR.Part #
MYSGK4R030ERSR
JLCPCB Part #
C5119303
Package
SMD,14x11mm
Description
-40℃~+105℃ 1 30A 4.5V~15V 425kHz Buck Buck Built-in Yes SMD,14x11mm DC-DC Converters ROHS
EasyEDA Libraries
ECCN
EAR99
Datasheet
Download
Source
JLCPCB
Assembly Type
SMT Assembly
PCBA Type
Economic and Standard
MSL Level
MSL 3

Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

AttributesValue
CategoryPower Management (PMIC)/DC-DC Converters
ManufacturerMurata Electronics
PackageSMD,14x11mm
Operating Temperature-40℃~+105℃
FunctionStep-down type
Synchronous RectifierYes
Frequency - Switching425kHz
Voltage - Supply4.5V~15V
Output TypeAdjustable
Output Current30A
Quiescent Current95.3mA
FeaturesOvercurrent Protection、Protection latch、Operating status indication、Hiccup current limiting、Cable compensation
Switch tube (built-in/external)Built-in
TopologyBuck
Output Voltage700mV~4V
Number of Outputs1
Results remaining: 0

  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Power Management (PMIC)
  5. DC-DC Converters
  6. MYSGK4R030ERSR
MYSGK4R030ERSR

* Images are for reference only

MYSGK4R030ERSR

Extended
Manufacturer

Murata Electronics

MFR.Part #
MYSGK4R030ERSR
JLCPCB Part #
C5119303
Package
SMD,14x11mm
Description
-40℃~+105℃ 1 30A 4.5V~15V 425kHz Buck Buck Built-in Yes SMD,14x11mm DC-DC Converters ROHS
EasyEDA Libraries
ECCN
EAR99
Datasheet
Download
Source
JLCPCB
Assembly Type
SMT Assembly
PCBA Type
Economic and Standard
MSL Level
MSL 3

Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

MYSGK4R030ERSR

* Images are for reference only

MYSGK4R030ERSR

Extended
Manufacturer

Murata Electronics

MFR.Part #
MYSGK4R030ERSR
JLCPCB Part #
C5119303
Package
SMD,14x11mm
Description
-40℃~+105℃ 1 30A 4.5V~15V 425kHz Buck Buck Built-in Yes SMD,14x11mm DC-DC Converters ROHS
EasyEDA Libraries
ECCN
EAR99
Datasheet
Download
Source
JLCPCB
Assembly Type
SMT Assembly
PCBA Type
Economic and Standard
MSL Level
MSL 3

Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

MYSGK4R030ERSR Specifications

MYSGK4R030ERSR technical specifications, attributes, and parameters.

AttributesValue
CategoryPower Management (PMIC)/DC-DC Converters
ManufacturerMurata Electronics
PackageSMD,14x11mm
Operating Temperature-40℃~+105℃
FunctionStep-down type
Synchronous RectifierYes
Frequency - Switching425kHz
Voltage - Supply4.5V~15V
Output TypeAdjustable
Output Current30A
Quiescent Current95.3mA
FeaturesOvercurrent Protection、Protection latch、Operating status indication、Hiccup current limiting、Cable compensation
Switch tube (built-in/external)Built-in
TopologyBuck
Output Voltage700mV~4V
Number of Outputs1
Results remaining: 0

PCB Assembly Tips

From components to fully assembled PCBs. JLCPCB supports PCB assembly for the MYSGK4R030ERSR. Sign up to receive and start your assembly today →

  • 1

    Step 1 - Pre-order the parts you need from JLCPCB.

  • 2

    Step 2 - Place a PCBA order to have those parts assembled onto your boards.

  • 3

    Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

JLCPCB Assembly Tutorial
Learn more about JLCPCB Assembly

MYSGK4R030ERSR Documents

MYSGK4R030ERSR datasheets or manufacturer documentation.

Datasheet: MYSGK4R030ERSR Datasheet (PDF)

MYSGK4R030ERSR Schematic Symbol & PCB Footprint

The MYSGK4R030ERSR schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.