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 Management (PMIC)
  5. Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
  6. KA278R05TU
KA278R05TU
Extended
* Images are for reference only
KA278R05TU
Attributes
Value
Manufacturer
onsemi
MFR.Part #
KA278R05TU
JLCPCB Part #
C3751691
Package
TO-220F-4L
Description
-20℃~+80℃ 1 10mA 2A 35V 500mV@(2A) 5V Fixed Over Current Protection、Over Temperature Protection、Over Voltage Protection、Short Circuit Protection Positive TO-220F-4L Voltage Regulators - Linear, Low Drop Out (LDO) Regulators 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)/Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
Manufactureronsemi
PackageTO-220F-4L
Power Supply Rejection Ratio (PSRR)55dB
Operating Temperature-20℃~+80℃
standby current10mA
Voltage - Supply35V
Output TypeFixed
Output Current2A
Output ConfigurationPositive
FeaturesOver Current Protection、Short Circuit Protection、Thermal shutdown、Enable control、Input overvoltage protection
Voltage Dropout500mV@(2A)
Output Voltage5V
Number of Outputs1
Results remaining: 0

  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Power Management (PMIC)
  5. Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
  6. KA278R05TU
KA278R05TU

* Images are for reference only

KA278R05TU

Extended
Manufacturer

onsemi

MFR.Part #
KA278R05TU
JLCPCB Part #
C3751691
Package
TO-220F-4L
Description
-20℃~+80℃ 1 10mA 2A 35V 500mV@(2A) 5V Fixed Over Current Protection、Over Temperature Protection、Over Voltage Protection、Short Circuit Protection Positive TO-220F-4L Voltage Regulators - Linear, Low Drop Out (LDO) Regulators 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.

KA278R05TU

* Images are for reference only

KA278R05TU
Extended
Manufacturer

onsemi

MFR.Part #
KA278R05TU
JLCPCB Part #
C3751691
Package
TO-220F-4L
Description
-20℃~+80℃ 1 10mA 2A 35V 500mV@(2A) 5V Fixed Over Current Protection、Over Temperature Protection、Over Voltage Protection、Short Circuit Protection Positive TO-220F-4L Voltage Regulators - Linear, Low Drop Out (LDO) Regulators 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.

KA278R05TU Specifications

KA278R05TU technical specifications, attributes, and parameters.

AttributesValue
CategoryPower Management (PMIC)/Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
Manufactureronsemi
PackageTO-220F-4L
Power Supply Rejection Ratio (PSRR)55dB
Operating Temperature-20℃~+80℃
standby current10mA
Voltage - Supply35V
Output TypeFixed
Output Current2A
Output ConfigurationPositive
FeaturesOver Current Protection、Short Circuit Protection、Thermal shutdown、Enable control、Input overvoltage protection
Voltage Dropout500mV@(2A)
Output Voltage5V
Number of Outputs1
Results remaining: 0

PCB Assembly Tips

From components to fully assembled PCBs. JLCPCB supports PCB assembly for the KA278R05TU. 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

KA278R05TU Documents

KA278R05TU datasheets or manufacturer documentation.

Datasheet: KA278R05TU Datasheet (PDF)

KA278R05TU Schematic Symbol & PCB Footprint

The KA278R05TU schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.