LP3855ES-3.3 Texas Instruments Integrated Circuit (Other) In Stock
LP3855ES-3.3 is a fixed 3.3V low-dropout linear regulator from Texas Instruments. It supports up to 7V input, 0.38V max dropout voltage, and 36 parametric specs. From $3.21 in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 4
- Lifecycle
- OBSOLETE
- Datasheet
- LP3855ES-3.3 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.2152(MOQ 135)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 3.3V output voltage with tight regulation accuracy
- Low dropout voltage of 0.24V nominal (0.38V max) enabling efficient power conversion
- Wide input voltage range from 3.68V to 7V (absolute max 7.5V)
- 5-pin PSSO package (JESD-30: R-PSSO-G5) for compact PCB footprint
- RoHS-compliant with JESD-609 e0 designation
Applications
The LP3855ES-3.3 is ideal for battery-powered portable devices, embedded systems, and IoT applications requiring a stable 3.3V rail. Its low dropout voltage makes it well-suited for single-cell Li-ion or 3.3V-to-3.3V regulation scenarios. It is also used in industrial control boards and communication modules where efficient, low-noise power supply is critical.
Specifications
| Pbfree Code | No |
| YTEOL | 0 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.38V |
| Dropout Voltage1-Nom | 0.24V |
| Input Voltage Absolute-Max | 7.5V |
| Input Voltage-Max | 7V |
| Input Voltage-Min | 3.68V |
| JESD-30 Code | R-PSSO-G5 |
| JESD-609 Code | e0 |
| Line Regulation-Max | 0.0065736% |
| Load Regulation-Max | 0.00396% |
| 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 | 3.399V |
| Output Voltage1-Min | 3.201V |
| Output Voltage1-Nom | 3.3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP5H,.6,67TB |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | RAIL |
| Peak Reflow Temperature (Cel) | 235 |
| 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 | 1.7mm |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 20 |
| Voltage Tolerance-Max | 3% |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LP3855ES-3.3:
Regulator, 3.3V, 0.38V Dropout, CMOS, PSSO5
Frequently Asked Questions
What is the output voltage of the LP3855ES-3.3?
The LP3855ES-3.3 provides a fixed 3.3V output voltage. It is a non-adjustable (FIXED) LDO regulator, making it straightforward to use without external resistor dividers for voltage setting.
What is the input voltage range for LP3855ES-3.3?
The LP3855ES-3.3 operates with an input voltage ranging from 3.68V to 7V, with an absolute maximum rating of 7.5V. This makes it compatible with a variety of 5V and battery-based power sources.
What package does the LP3855ES-3.3 come in?
The LP3855ES-3.3 uses a 5-pin PSSO package (JESD-30 code: R-PSSO-G5), which is a surface-mount package suitable for space-constrained PCB designs.
What are typical applications for the LP3855ES-3.3?
Typical applications include portable electronics, IoT devices, embedded microcontroller boards, and communication modules that require a clean, stable 3.3V power supply with minimal dropout and low noise.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 135+ | $3.2152 | $434.05 |
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