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 Policy
  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Power Modules
  5. DC-DC Power Modules
  6. EN2340QI
EN2340QI - 1
EN2340QI - 2
EN2340QI - 3
Extended1/3
* Images are for reference only
EN2340QI
Attributes
Value
Manufacturer
Intel/Altera
MFR.Part #
EN2340QI
JLCPCB Part #
C481873
Package
QFN-68-EP(8x11)
Description
1 4.5V~14V 4A 750mV~5V 95% QFN-68-EP(8x11) DC-DC Power Modules 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 Modules/DC-DC Power Modules
ManufacturerIntel/Altera
PackageQFN-68-EP(8x11)
Output Current(Max)4A
Output Voltage Accuracy±1%
Operating Temperature Range-40℃~+85℃
Number of Outputs1
Conversion Efficiency95%
FunctionStep-down type
Length11mm
Voltage - Supply4.5V~14V
Capacitive Load(Max)1000uF
Height3mm
Switching Frequency1MHz
FeaturesShort Circuit Protection、Over-temperature protection、Over Current Protection、Under Voltage Protection、Automatic fault recovery、Programmable output voltage、Programmable soft start、External clock synchronization
Width8mm
Output Voltage750mV~5V
Quiescent Supply Current500uA
Results remaining: 0

  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Power Modules
  5. DC-DC Power Modules
  6. EN2340QI
EN2340QI

* Images are for reference only

EN2340QI

Extended
Manufacturer

Intel/Altera

MFR.Part #
EN2340QI
JLCPCB Part #
C481873
Package
QFN-68-EP(8x11)
Description
1 4.5V~14V 4A 750mV~5V 95% QFN-68-EP(8x11) DC-DC Power Modules 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.

EN2340QI

* Images are for reference only

EN2340QI
Extended
Manufacturer

Intel/Altera

MFR.Part #
EN2340QI
JLCPCB Part #
C481873
Package
QFN-68-EP(8x11)
Description
1 4.5V~14V 4A 750mV~5V 95% QFN-68-EP(8x11) DC-DC Power Modules 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.

EN2340QI Specifications

EN2340QI technical specifications, attributes, and parameters.

AttributesValue
CategoryPower Modules/DC-DC Power Modules
ManufacturerIntel/Altera
PackageQFN-68-EP(8x11)
Output Current(Max)4A
Output Voltage Accuracy±1%
Operating Temperature Range-40℃~+85℃
Number of Outputs1
Conversion Efficiency95%
FunctionStep-down type
Length11mm
Voltage - Supply4.5V~14V
Capacitive Load(Max)1000uF
Height3mm
Switching Frequency1MHz
FeaturesShort Circuit Protection、Over-temperature protection、Over Current Protection、Under Voltage Protection、Automatic fault recovery、Programmable output voltage、Programmable soft start、External clock synchronization
Width8mm
Output Voltage750mV~5V
Quiescent Supply Current500uA
Results remaining: 0

PCB Assembly Tips

From components to fully assembled PCBs. JLCPCB supports PCB assembly for the EN2340QI. 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

EN2340QI Documents

EN2340QI datasheets or manufacturer documentation.

Datasheet: EN2340QI Datasheet (PDF)

EN2340QI Schematic Symbol & PCB Footprint

The EN2340QI schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.