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. Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
  6. LD3985M28R
LD3985M28R - 1
LD3985M28R - 2
LD3985M28R - 3
Extended1/3
* Images are for reference only
LD3985M28R
Attributes
Value
Manufacturer
STMicroelectronics
MFR.Part #
LD3985M28R
JLCPCB Part #
C5267951
Package
SOT-23-5L
Description
-40℃~+125℃@(Tj) 1 100mV@(150mA) 150mA 2.8V 250uA 30uVrms 50dB@(10kHz) 6V Enable、Thermal Shutdown Fixed Positive SOT-23-5L 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 1

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
ManufacturerSTMicroelectronics
PackageSOT-23-5L
Power Supply Rejection Ratio (PSRR)50dB@(10kHz)
standby current250uA
Operating Temperature-40℃~+125℃@(Tj)
Noise30uVrms
Output TypeFixed
Voltage - Supply6V
Output Current150mA
Output ConfigurationPositive
FeaturesOver Current Protection、Short Circuit Protection、Thermal shutdown、Enable control、Noise bypass terminal
Output Voltage2.8V
Voltage Dropout100mV@(150mA)
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. LD3985M28R
LD3985M28R

* Images are for reference only

LD3985M28R

Extended
Manufacturer

STMicroelectronics

MFR.Part #
LD3985M28R
JLCPCB Part #
C5267951
Package
SOT-23-5L
Description
-40℃~+125℃@(Tj) 1 100mV@(150mA) 150mA 2.8V 250uA 30uVrms 50dB@(10kHz) 6V Enable、Thermal Shutdown Fixed Positive SOT-23-5L 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 1

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

LD3985M28R

* Images are for reference only

LD3985M28R
Extended
Manufacturer

STMicroelectronics

MFR.Part #
LD3985M28R
JLCPCB Part #
C5267951
Package
SOT-23-5L
Description
-40℃~+125℃@(Tj) 1 100mV@(150mA) 150mA 2.8V 250uA 30uVrms 50dB@(10kHz) 6V Enable、Thermal Shutdown Fixed Positive SOT-23-5L 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 1

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

LD3985M28R Specifications

LD3985M28R technical specifications, attributes, and parameters.

AttributesValue
CategoryPower Management (PMIC)/Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
ManufacturerSTMicroelectronics
PackageSOT-23-5L
Power Supply Rejection Ratio (PSRR)50dB@(10kHz)
standby current250uA
Operating Temperature-40℃~+125℃@(Tj)
Noise30uVrms
Output TypeFixed
Voltage - Supply6V
Output Current150mA
Output ConfigurationPositive
FeaturesOver Current Protection、Short Circuit Protection、Thermal shutdown、Enable control、Noise bypass terminal
Output Voltage2.8V
Voltage Dropout100mV@(150mA)
Number of Outputs1
Results remaining: 0

PCB Assembly Tips

From components to fully assembled PCBs. JLCPCB supports PCB assembly for the LD3985M28R. 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

LD3985M28R Documents

LD3985M28R datasheets or manufacturer documentation.

Datasheet: LD3985M28R Datasheet (PDF)

LD3985M28R Schematic Symbol & PCB Footprint

The LD3985M28R schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.