LP3874EMP-1.8 Texas Instruments Integrated Circuit (Other) In Stock
LP3874EMP-1.8 is a fixed 1.8V low-dropout linear regulator from Texas Instruments. It supports input voltages from 2.5V to 7V with a maximum dropout voltage of 0.7V. Ideal for portable and battery-powered devices. From $1.38 in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 5
- Lifecycle
- OBSOLETE
- Datasheet
- LP3874EMP-1.8 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.3834(MOQ 3000)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 1.8V output voltage with tight regulation accuracy
- Low dropout voltage of 0.35V typical, 0.7V maximum for efficient battery-powered designs
- Wide input voltage range: 2.5V to 7V, supporting various power sources
- Compact SOT-23-5 (R-PDSO-G5) package for space-constrained applications
- 35 parametric specifications for precise design evaluation
Applications
The LP3874EMP-1.8 is well-suited for portable consumer electronics, wearables, and IoT devices where a stable 1.8V rail is required from Li-ion or AA battery supplies. Its low dropout characteristic makes it ideal for always-on subsystems such as microcontroller I/O, memory interfaces, and wireless modules that demand minimal power loss. The compact 5-pin SOT-23 package enables integration into space-constrained PCB designs in smartphones, handheld instruments, and sensor nodes.
Specifications
| Pbfree Code | No |
| YTEOL | 0 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.35V |
| Dropout Voltage1-Nom | 0.7V |
| Input Voltage Absolute-Max | 7.5V |
| Input Voltage-Max | 7V |
| Input Voltage-Min | 2.5V |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e0 |
| Line Regulation-Max | 0.00108% |
| Load Regulation-Max | 0.0018% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.8A |
| Output Voltage1-Max | 1.854V |
| Output Voltage1-Min | 1.746V |
| Output Voltage1-Nom | 1.8V |
| 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 | FIXED 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 |
| Voltage Tolerance-Max | 3% |
| 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 LP3874EMP-1.8:
Frequently Asked Questions
What is the output voltage and dropout specification of the LP3874EMP-1.8?
The LP3874EMP-1.8 provides a fixed 1.8V output voltage. Its typical dropout voltage is 0.35V and the maximum dropout voltage is 0.7V, enabling efficient operation even when the input voltage is only slightly above 1.8V.
What input voltage range does the LP3874EMP-1.8 support?
The LP3874EMP-1.8 accepts input voltages from 2.5V minimum to 7V maximum, with an absolute maximum rating of 7.5V. This range covers common single-cell Li-ion batteries as well as 5V and 3.3V system rails.
What package does the LP3874EMP-1.8 come in and what are its typical applications?
The LP3874EMP-1.8 is housed in a 5-pin SOT-23 (R-PDSO-G5) surface-mount package. It is commonly used to power 1.8V logic in microcontrollers, wireless modules, sensors, and portable consumer electronics where board space is limited.
How much does the LP3874EMP-1.8 cost and is it available for purchase?
The LP3874EMP-1.8 is priced from approximately $1.38 per unit and is available in stock through FindMyChip with worldwide shipping options, allowing fast procurement for both prototype and production quantities.
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Why Buy from FindMyChip
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.
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