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. TMI33431E
TMI33431E - 1
TMI33431E - 2
TMI33431E - 3
Extended1/3
* Images are for reference only

TMI33431E

Attributes
Value
Manufacturer
TMI
MFR.Part #
TMI33431E
JLCPCB Part #
C2890459
Package
ESOP-8
Description
-40℃~+125℃@(TJ) 1 3A 4.5V~30V 450uA 570kHz Adjustable Buck Buck Built-in Yes ESOP-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
ManufacturerTMI
PackageESOP-8
Operating Temperature-40℃~+125℃@(TJ)
FunctionStep-down type
Synchronous RectifierYes
Frequency - Switching570kHz
Output TypeAdjustable
Voltage - Supply4.5V~30V
Output Current3A
Quiescent Current450uA
FeaturesOvercurrent Protection、Light load efficient mode、Adjustable soft-start、Cycle-by-cycle current limiting、Hiccup current limiting、External compensation
Switch tube (built-in/external)Built-in
TopologyBuck
Number of Outputs1
Results remaining: 0

  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Power Management (PMIC)
  5. DC-DC Converters
  6. TMI33431E
TMI33431E

* Images are for reference only

TMI33431E

Extended
Manufacturer

TMI

MFR.Part #
TMI33431E
JLCPCB Part #
C2890459
Package
ESOP-8
Description
-40℃~+125℃@(TJ) 1 3A 4.5V~30V 450uA 570kHz Adjustable Buck Buck Built-in Yes ESOP-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.

TMI33431E

* Images are for reference only

TMI33431E

Extended
Manufacturer

TMI

MFR.Part #
TMI33431E
JLCPCB Part #
C2890459
Package
ESOP-8
Description
-40℃~+125℃@(TJ) 1 3A 4.5V~30V 450uA 570kHz Adjustable Buck Buck Built-in Yes ESOP-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.

TMI33431E Specifications

TMI33431E technical specifications, attributes, and parameters.

AttributesValue
CategoryPower Management (PMIC)/DC-DC Converters
ManufacturerTMI
PackageESOP-8
Operating Temperature-40℃~+125℃@(TJ)
FunctionStep-down type
Synchronous RectifierYes
Frequency - Switching570kHz
Output TypeAdjustable
Voltage - Supply4.5V~30V
Output Current3A
Quiescent Current450uA
FeaturesOvercurrent Protection、Light load efficient mode、Adjustable soft-start、Cycle-by-cycle current limiting、Hiccup current limiting、External compensation
Switch tube (built-in/external)Built-in
TopologyBuck
Number of Outputs1
Results remaining: 0

PCB Assembly Tips

From components to fully assembled PCBs. JLCPCB supports PCB assembly for the TMI33431E. 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

TMI33431E Documents

TMI33431E datasheets or manufacturer documentation.

Datasheet: TMI33431E Datasheet (PDF)

TMI33431E Schematic Symbol & PCB Footprint

The TMI33431E schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.