LP3985ITL-285 Texas Instruments In Stock
LP3985ITL-285 is a 150mA ultra-low-dropout LDO linear voltage regulator with fixed 2.85V output by Texas Instruments. Key specs: 150mA output current, 30µA quiescent current, SOT-23-5 package. From $0.1478, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Price
- From $0.1478(MOQ 1000)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LP3985ITL-285?
- Ultra-low dropout voltage enables use with low supply rails close to 2.85V output
- 150mA output current capacity suitable for powering microcontrollers and RF modules
- Only 30µA quiescent current for excellent efficiency in battery-powered designs
- Tiny SOT-23-5 package minimizes PCB footprint in space-constrained applications
- Fixed 2.85V output eliminates external resistor divider, simplifying BOM and layout
What is LP3985ITL-285 used for?
The LP3985ITL-285 is well suited for battery-powered portable electronics such as smartphones, wearables, and IoT sensor nodes where low quiescent current extends battery life. Its fixed 2.85V output and small SOT-23-5 form factor make it ideal for powering RF transceivers, low-voltage microcontrollers, and analog front-ends in handheld instruments. It is also commonly used in post-regulation stages of DC-DC converters to reduce switching noise and provide a clean supply for noise-sensitive analog or RF circuitry.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
What are equivalent replacements for LP3985ITL-285?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output voltage and maximum output current of the LP3985ITL-285?
The LP3985ITL-285 provides a fixed 2.85V output voltage with a maximum output current of 150mA. The fixed output eliminates the need for external feedback resistors, reducing component count and simplifying board layout.
What is the quiescent current of the LP3985ITL-285, and why does it matter?
The LP3985ITL-285 has an ultra-low quiescent current of approximately 30µA. This is critical for battery-powered applications such as IoT nodes and wearables, where standby power consumption directly impacts battery runtime and overall system efficiency.
What package does the LP3985ITL-285 come in, and what are typical applications?
The LP3985ITL-285 is available in the compact SOT-23-5 surface-mount package. It is commonly used in portable consumer electronics, RF modules, microcontroller power supplies, and any space-constrained application requiring a clean, stable 2.85V rail.
Can the LP3985ITL-285 replace other 2.85V LDO regulators?
Yes, the LP3985ITL-285 can replace many 2.85V fixed-output LDOs in SOT-23-5 packages. Compatible alternatives include the MIC5205-2.85YM5 and AP2112K-2.85TRG1, provided the dropout voltage, quiescent current, and load current specifications meet your design requirements.
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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+ | $0.1979 | $197.90 |
| 10000+ | $0.1764 | $1764.00 |
| 100000+ | $0.1478 | $14780.00 |
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