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. LM25145RGYT
LM25145RGYT - 1
LM25145RGYT - 2
LM25145RGYT - 3
Extended1/3
* Images are for reference only
LM25145RGYT
Attributes
Value
Manufacturer
Texas Instruments
MFR.Part #
LM25145RGYT
JLCPCB Part #
C189940
Package
VQFN-20-EP(3.5x4.5)
Description
-40℃~+125℃@(TJ) 1 1MHz 6V~42V Buck Buck External Yes VQFN-20-EP(3.5x4.5) DC-DC Converters ROHS
EasyEDA Libraries
ECCN
EAR99
Datasheet
Download
Source
JLCPCB
Assembly Type
SMT Assembly
PCBA Type
Economic and Standard

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
ManufacturerTexas Instruments
PackageVQFN-20-EP(3.5x4.5)
Operating Temperature-40℃~+125℃@(TJ)
FunctionStep-down type
Synchronous RectifierYes
Frequency - Switching1MHz
Output TypeAdjustable
Voltage - Supply6V~42V
Quiescent Current1.8mA
FeaturesLight load efficient mode、Adjustable soft-start、Operating status indication、Cycle-by-cycle current limiting、Adjustable current limiting、Frequency synchronization、Hiccup current limiting、Output voltage tracking、Built-in LDO regulator
Switch tube (built-in/external)External
TopologyBuck
Output Voltage800mV~40V
Number of Outputs1
Results remaining: 0

  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Power Management (PMIC)
  5. DC-DC Converters
  6. LM25145RGYT
LM25145RGYT

* Images are for reference only

LM25145RGYT

Extended
Manufacturer

Texas Instruments

MFR.Part #
LM25145RGYT
JLCPCB Part #
C189940
Package
VQFN-20-EP(3.5x4.5)
Description
-40℃~+125℃@(TJ) 1 1MHz 6V~42V Buck Buck External Yes VQFN-20-EP(3.5x4.5) DC-DC Converters ROHS
EasyEDA Libraries
ECCN
EAR99
Datasheet
Download
Source
JLCPCB
Assembly Type
SMT Assembly
PCBA Type
Economic and Standard

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

LM25145RGYT

* Images are for reference only

LM25145RGYT
Extended
Manufacturer

Texas Instruments

MFR.Part #
LM25145RGYT
JLCPCB Part #
C189940
Package
VQFN-20-EP(3.5x4.5)
Description
-40℃~+125℃@(TJ) 1 1MHz 6V~42V Buck Buck External Yes VQFN-20-EP(3.5x4.5) DC-DC Converters ROHS
EasyEDA Libraries
ECCN
EAR99
Datasheet
Download
Source
JLCPCB
Assembly Type
SMT Assembly
PCBA Type
Economic and Standard

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

LM25145RGYT Specifications

LM25145RGYT technical specifications, attributes, and parameters.

AttributesValue
CategoryPower Management (PMIC)/DC-DC Converters
ManufacturerTexas Instruments
PackageVQFN-20-EP(3.5x4.5)
Operating Temperature-40℃~+125℃@(TJ)
FunctionStep-down type
Synchronous RectifierYes
Frequency - Switching1MHz
Output TypeAdjustable
Voltage - Supply6V~42V
Quiescent Current1.8mA
FeaturesLight load efficient mode、Adjustable soft-start、Operating status indication、Cycle-by-cycle current limiting、Adjustable current limiting、Frequency synchronization、Hiccup current limiting、Output voltage tracking、Built-in LDO regulator
Switch tube (built-in/external)External
TopologyBuck
Output Voltage800mV~40V
Number of Outputs1
Results remaining: 0

PCB Assembly Tips

From components to fully assembled PCBs. JLCPCB supports PCB assembly for the LM25145RGYT. 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

LM25145RGYT Documents

LM25145RGYT datasheets or manufacturer documentation.

Datasheet: LM25145RGYT Datasheet (PDF)

LM25145RGYT Schematic Symbol & PCB Footprint

The LM25145RGYT schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.