LP3990MFX-3.3
- Mfr.Part #
- LP3990MFX-3.3
- Manufacturer
- Texas Instruments
- Package / Case
- SC-74A, SOT-753
- Datasheet
- Download
- Description
- IC REG LINEAR 3.3V 150MA SOT23-5
- Stock
- 49,708
- In Stock :
- 49,708
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- Manufacturer :
- Texas Instruments
- Product Category :
- Voltage Regulators - Linear
- Output Type :
- FIXED
- RoHS Status :
- Non-RoHS Compliant
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Pin Count :
- 5
- Voltage - Input (Max) :
- 6V
- Control Features :
- Enable
- Current - Quiescent (Iq) :
- 80μA
- Quiescent Current :
- 80μA
- Mount :
- Surface Mount
- Number of Outputs :
- 1
- Mounting Type :
- Surface Mount
- Protection Features :
- Over Temperature, Short Circuit
- Min Input Voltage :
- 2V
- Operating Temperature :
- -40°C~85°C
- Voltage Dropout (Max) :
- 0.2V @ 150mA
- Number of Regulators :
- 1
- Voltage Tolerance-Max :
- 4%
- Packaging :
- Tape and Reel (TR)
- Lead Free :
- Contains Lead
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- ECCN Code :
- EAR99
- Output Configuration :
- Positive
- Length :
- 2.92mm
- Packing Method :
- Tape and Reel
- Current - Output :
- 150mA
- Current - Supply (Max) :
- 120μA
- PSRR :
- 55dB ~ 35dB (1kHz ~ 10kHz)
- Dropout Voltage :
- 120mV
- Number of Functions :
- 1
- JESD-609 Code :
- e0
- Base Part Number :
- LP3990
- Output Voltage 1 :
- 3.3V
- Terminal Position :
- Dual
- Number of Pins :
- 5
- Peak Reflow Temperature (Cel) :
- 260
- Package / Case :
- SC-74A, SOT-753
- Output Voltage :
- 3.3V
- Accuracy :
- 1.5 %
- Number of Terminations :
- 5
- Dropout Voltage1-Nom :
- 0.12V
- Pbfree Code :
- No
- Radiation Hardening :
- No
- Terminal Form :
- Gull wing
- Datasheets
- LP3990MFX-3.3
LP3990MFX-3.3 Documents

[Voltage Regulators - Linear] Texas Instruments LP3990MFX-3.3 Overview
Introducing the LP3990MFX-3.3, a cutting-edge linear voltage regulator meticulously crafted by Texas Instruments, a pioneer in integrated circuits technology. Engineered to deliver exceptional performance, this IC regulator stands as a testament to Texas Instruments' commitment to quality and innovation.
Designed to provide a stable output voltage of 3.3V with a maximum current of 150mA, the LP3990MFX-3.3 is housed in a compact SOT235 package, making it ideal for applications where space is at a premium.
Whether you're seeking reliability, efficiency, or precision, this voltage regulator exceeds expectations, setting a new standard for linear regulators in the industry.
LP3990MFX-3.3 Features
- Output Voltage: 3.3V
- Maximum Output Current: 150mA
- Package Type: SOT235
- High PSRR: 80dB at 1kHz
- Low Dropout Voltage: 130mV at 150mA Load
- Ultra-Low Quiescent Current: 20µA (Typical)
- Wide Input Voltage Range: 2.5V to 6.5V
- Thermal Shutdown Protection
- Short-Circuit Protection
- Low Noise Output
LP3990MFX-3.3 Applications
- Industrial Automation: The LP3990MFX-3.3 is perfect for powering sensors, controllers, and other critical components in industrial automation systems, ensuring stable and reliable operation even in demanding environments.
- Embedded Systems: Embedded systems require precise and efficient voltage regulation to maintain optimal performance. The LP3990MFX-3.3 provides the necessary stability and low dropout voltage for microcontrollers, memory modules, and communication interfaces.
- Consumer Electronics: From handheld devices to smart home appliances, the LP3990MFX-3.3 enhances the performance and longevity of various consumer electronics by delivering a consistent and clean power supply.
- Telecommunications: In telecommunications equipment such as routers, switches, and base stations, the LP3990MFX-3.3 ensures uninterrupted operation by delivering a regulated voltage despite fluctuations in input power.
- Medical Devices: Critical medical devices rely on stable power supplies to ensure accurate measurements and safe operation. The LP3990MFX-3.3 provides the precision and reliability necessary for medical equipment such as patient monitors, infusion pumps, and diagnostic devices.
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