Coupons
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
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

CONNECT WITH US

© 2026 JLCPCB.COM All Rights Reserved.Privacy PolicyTerms & ConditionsCookies PolicyDo Not Sell or Share My Personal Information
  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Power Management (PMIC)
  5. DC-DC Converters
  6. CS51414EDR
CS51414EDR
Extended
* Images are for reference only
CS51414EDR
Attributes
Value
Manufacturer
onsemi
MFR.Part #
CS51414EDR
JLCPCB Part #
C9919
Package
SOIC-8
Description
-40℃~+85℃ 1 1.5A 3.3V 4.5V~40V 520kHz Buck Buck Built-in Fixed No SOIC-8 DC-DC Converters ROHS
EasyEDA Libraries
ECCN
-
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
Manufactureronsemi
PackageSOIC-8
Operating Temperature-40℃~+85℃
FunctionStep-down type
Synchronous RectifierNo
Frequency - Switching520kHz
Output TypeFixed
Voltage - Supply4.5V~40V
Output Current1.5A
FeaturesCycle-by-cycle current limiting、Frequency synchronization
Switch tube (built-in/external)Built-in
TopologyBuck
Output Voltage3.3V
Number of Outputs1
Results remaining: 0

  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Power Management (PMIC)
  5. DC-DC Converters
  6. CS51414EDR
CS51414EDR

* Images are for reference only

CS51414EDR

Extended
Manufacturer

onsemi

MFR.Part #
CS51414EDR
JLCPCB Part #
C9919
Package
SOIC-8
Description
-40℃~+85℃ 1 1.5A 3.3V 4.5V~40V 520kHz Buck Buck Built-in Fixed No SOIC-8 DC-DC Converters ROHS
EasyEDA Libraries
ECCN
-
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.

CS51414EDR

* Images are for reference only

CS51414EDR
Extended
Manufacturer

onsemi

MFR.Part #
CS51414EDR
JLCPCB Part #
C9919
Package
SOIC-8
Description
-40℃~+85℃ 1 1.5A 3.3V 4.5V~40V 520kHz Buck Buck Built-in Fixed No SOIC-8 DC-DC Converters ROHS
EasyEDA Libraries
ECCN
-
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.

CS51414EDR Specifications

CS51414EDR technical specifications, attributes, and parameters.

AttributesValue
CategoryPower Management (PMIC)/DC-DC Converters
Manufactureronsemi
PackageSOIC-8
Operating Temperature-40℃~+85℃
FunctionStep-down type
Synchronous RectifierNo
Frequency - Switching520kHz
Output TypeFixed
Voltage - Supply4.5V~40V
Output Current1.5A
FeaturesCycle-by-cycle current limiting、Frequency synchronization
Switch tube (built-in/external)Built-in
TopologyBuck
Output Voltage3.3V
Number of Outputs1
Results remaining: 0

PCB Assembly Tips

From components to fully assembled PCBs. JLCPCB supports PCB assembly for the CS51414EDR. 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

CS51414EDR Documents

CS51414EDR datasheets or manufacturer documentation.

Datasheet: CS51414EDR Datasheet (PDF)

CS51414EDR Schematic Symbol & PCB Footprint

The CS51414EDR schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.