LP3855EMP-ADJIn StockTexas Instruments
LP3855EMP-ADJ is an adjustable linear voltage regulator from Texas Instruments, featuring 0.26V typical dropout voltage, 1A output current, and excellent load regulation of 0.12%. Ideal for power-sensitive applications. From $2.99 in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 5
- Lifecycle
- OBSOLETE
- Datasheet
- LP3855EMP-ADJ Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.9901(MOQ 1000)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Adjustable output voltage with wide input range for flexible power supply design
- Ultra-low dropout voltage of 0.26V typical (0.435V max) enabling high efficiency operation
- Tight load regulation of 0.12% max ensuring stable output under varying load conditions
- Single-output, single-function design in compact 5-pin SOIC package (R-PDSO-G5)
- RoHS-compliant (JESD-609 e0) for green electronics manufacturing
Applications
The LP3855EMP-ADJ is well suited for battery-powered portable devices, embedded systems, and point-of-load regulation where low dropout and adjustable output are critical. Its tight regulation performance makes it ideal for powering microcontrollers, DSPs, and analog circuits in industrial and consumer electronics. The compact SOIC-5 package enables space-constrained PCB designs in IoT modules, wearables, and handheld instruments.
Specifications
| YTEOL | 0 |
| Adjustability | ADJUSTABLE |
| Dropout Voltage1-Max | 0.435V |
| Dropout Voltage1-Nom | 0.26V |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e0 |
| Line Regulation-Max (%/V) | 0.0125 |
| Load Regulation-Max(%) | 0.12% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 1.5A |
| Output Voltage1-Max | 7V |
| Output Voltage1-Min | 1.2V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOT-223-4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Finish | TIN LEAD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.5mm |
| Terminal Position | DUAL |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LP3855EMP-ADJ:
Regulator, 1.23V Min, 6.6V Max, 0.435V Dropout, CMOS, PDSO5
Frequently Asked Questions
What is the dropout voltage of the LP3855EMP-ADJ?
The LP3855EMP-ADJ has a typical dropout voltage of 0.26V and a maximum dropout voltage of 0.435V at full load. This low dropout characteristic makes it highly efficient for battery-powered and low-headroom power supply applications.
What is the output current capability of the LP3855EMP-ADJ?
The LP3855EMP-ADJ supports up to 1A output current with a load regulation of 0.12% maximum, ensuring stable voltage delivery across varying load conditions in embedded and consumer electronic systems.
What package does the LP3855EMP-ADJ use and what are its typical applications?
The LP3855EMP-ADJ comes in a 5-pin SOIC package (JESD-30 code R-PDSO-G5). It is commonly used in portable devices, IoT modules, microcontroller power rails, and industrial point-of-load regulators where adjustable, low-dropout voltage regulation is required.
Is the LP3855EMP-ADJ RoHS compliant?
Yes, the LP3855EMP-ADJ is RoHS compliant with a JESD-609 code of e0, making it suitable for environmentally friendly and green electronics manufacturing across consumer, industrial, and automotive applications.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1000+ | $3.0920 | $3092.04 |
| 2000+ | $3.0241 | $6048.22 |
| 3000+ | $2.9901 | $8970.21 |
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