CouponsAPP Download
Assembly Parts LibFor PCBA Only
0Parts Cart
Products
  • In Stock Parts
  • Bom Tool
  • Request a Quote
  • Support
  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Power Management (PMIC)
  5. DC-DC Converters
  6. LM53603AQPWPTQ1
LM53603AQPWPTQ1 - 1
LM53603AQPWPTQ1 - 2
LM53603AQPWPTQ1 - 3
Extended1/3
* Images are for reference only

LM53603AQPWPTQ1

Attributes
Value
Manufacturer
Texas Instruments
MFR.Part #
LM53603AQPWPTQ1
JLCPCB Part #
C2070677
Package
HTSSOP-16
Description
-40℃~+125℃@(TJ) 1 13uA 2.1MHz 3.3V~6V 3.9V~36V 3A Adjustable Buck Buck Built-in Yes HTSSOP-16 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
ManufacturerTexas Instruments
PackageHTSSOP-16
Operating Temperature-40℃~+125℃@(TJ)
FunctionStep-down type
Synchronous RectifierYes
Frequency - Switching2.1MHz
Output TypeAdjustable
Voltage - Supply3.9V~36V
Output Current3A
Quiescent Current13uA
FeaturesOvercurrent Protection、Light load efficient mode、Operating status indication、Cycle-by-cycle current limiting、Frequency synchronization、Hiccup current limiting
Switch tube (built-in/external)Built-in
TopologyBuck
Output Voltage3.3V~6V
Number of Outputs1
Results remaining: 0

  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Power Management (PMIC)
  5. DC-DC Converters
  6. LM53603AQPWPTQ1
LM53603AQPWPTQ1

* Images are for reference only

LM53603AQPWPTQ1

Extended
Manufacturer

Texas Instruments

MFR.Part #
LM53603AQPWPTQ1
JLCPCB Part #
C2070677
Package
HTSSOP-16
Description
-40℃~+125℃@(TJ) 1 13uA 2.1MHz 3.3V~6V 3.9V~36V 3A Adjustable Buck Buck Built-in Yes HTSSOP-16 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.

LM53603AQPWPTQ1

* Images are for reference only

LM53603AQPWPTQ1

Extended
Manufacturer

Texas Instruments

MFR.Part #
LM53603AQPWPTQ1
JLCPCB Part #
C2070677
Package
HTSSOP-16
Description
-40℃~+125℃@(TJ) 1 13uA 2.1MHz 3.3V~6V 3.9V~36V 3A Adjustable Buck Buck Built-in Yes HTSSOP-16 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.

LM53603AQPWPTQ1 Specifications

LM53603AQPWPTQ1 technical specifications, attributes, and parameters.

AttributesValue
CategoryPower Management (PMIC)/DC-DC Converters
ManufacturerTexas Instruments
PackageHTSSOP-16
Operating Temperature-40℃~+125℃@(TJ)
FunctionStep-down type
Synchronous RectifierYes
Frequency - Switching2.1MHz
Output TypeAdjustable
Voltage - Supply3.9V~36V
Output Current3A
Quiescent Current13uA
FeaturesOvercurrent Protection、Light load efficient mode、Operating status indication、Cycle-by-cycle current limiting、Frequency synchronization、Hiccup current limiting
Switch tube (built-in/external)Built-in
TopologyBuck
Output Voltage3.3V~6V
Number of Outputs1
Results remaining: 0

PCB Assembly Tips

From components to fully assembled PCBs. JLCPCB supports PCB assembly for the LM53603AQPWPTQ1. 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

LM53603AQPWPTQ1 Documents

LM53603AQPWPTQ1 datasheets or manufacturer documentation.

Datasheet: LM53603AQPWPTQ1 Datasheet (PDF)

LM53603AQPWPTQ1 Schematic Symbol & PCB Footprint

The LM53603AQPWPTQ1 schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.

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