LP8340CLDX-3.3 Texas Instruments Integrated Circuit (Other) In Stock
The LP8340CLDX-3.3 is a fixed 3.3V, 1A linear LDO voltage regulator from Texas Instruments, featuring a 0.54V nominal dropout voltage, excellent line regulation of 0.015% maximum, and an input range of 3.8V to 10V. It achieves high output accuracy with 0.075% maximum load regulation in a compact 6-pin WSON surface-mount package. Available in stock worldwide with fast global shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 6
- Lifecycle
- OBSOLETE
- Datasheet
- LP8340CLDX-3.3 Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 3.3V output at 1A with only 0.54V nominal dropout voltage for efficient low headroom regulation
- Exceptional line regulation of 0.015% maximum ensuring stable output across wide input voltage swings
- Ultra-compact 6-pin WSON package enabling high power density in space-constrained PCB layouts
- Wide input voltage range from 3.8V to 10V with 12V absolute maximum for versatile power supply integration
Applications
The LP8340CLDX-3.3 is ideal for powering 3.3V digital logic rails in embedded systems, microcontrollers, FPGAs, and communication modules from higher-voltage supplies such as 5V or 7.4V Li-ion battery stacks. Its low dropout and high load current capability make it well-suited for portable consumer electronics, industrial sensor nodes, and wireless IoT devices where efficient linear regulation minimizes noise on sensitive RF and analog circuits. The compact WSON package further supports dense board designs in wearables and compact embedded platforms.
Specifications
| YTEOL | 0 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 1V |
| Dropout Voltage1-Nom | 0.54V |
| Input Voltage Absolute-Max | 12V |
| Input Voltage-Max | 10V |
| Input Voltage-Min | 3.8V |
| JESD-30 Code | R-PDSO-N6 |
| Line Regulation-Max | 0.015% |
| Load Regulation-Max | 0.075% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Output Current1-Max | 1A |
| Output Voltage1-Max | 3.399V |
| Output Voltage1-Min | 3.201V |
| Output Voltage1-Nom | 3.3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC6,.13,38 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Packing Method | TR |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Voltage Tolerance-Max | 3% |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output voltage and maximum current of the LP8340CLDX-3.3?
The LP8340CLDX-3.3 provides a fixed 3.3V output at up to 1A continuous load current. The fixed output voltage eliminates the need for external resistor dividers, simplifying design and reducing BOM cost for standard 3.3V logic supply rails in embedded systems and consumer electronics.
What is the dropout voltage of the LP8340CLDX-3.3?
The LP8340CLDX-3.3 has a nominal dropout voltage of 0.54V and a maximum of 1V at full load. This low dropout allows the regulator to maintain a stable 3.3V output even when the input supply drops as low as 3.8V, making it suitable for battery-powered applications with declining input voltages.
What input voltage range does the LP8340CLDX-3.3 accept?
The LP8340CLDX-3.3 accepts input voltages from 3.8V minimum up to 10V maximum, with an absolute maximum rating of 12V. This range covers common supply sources including 5V USB, 7.4V dual-cell Li-ion batteries, and standard 9V wall adapters, providing flexibility in diverse power system designs.
What package does the LP8340CLDX-3.3 use?
The LP8340CLDX-3.3 is available in a 6-pin WSON (Wafer-Level Small Outline No-lead) package, identified by JESD-30 code R-PDSO-N6. This compact surface-mount package offers a very small PCB footprint and good thermal performance, making it ideal for high-density designs in portable and IoT devices.
How does the LP8340CLDX-3.3 perform in terms of regulation accuracy?
The LP8340CLDX-3.3 achieves excellent regulation accuracy with a maximum line regulation of 0.015% and a maximum load regulation of 0.075%. These tight specifications ensure consistent 3.3V output voltage across varying input supply conditions and load currents, making it suitable for noise-sensitive analog and RF circuitry.
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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.
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