LP3991TL-1.3
- Mfr.Part #
- LP3991TL-1.3
- Manufacturer
- National Semiconductor
- Package / Case
- 4-WFBGA, DSBGA
- Datasheet
- Download
- Description
- IC REG LINEAR 1.3V 300MA 4DSBGA
- Stock
- 43,777
- In Stock :
- 43,777
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- National Semiconductor
- Product Category :
- Voltage Regulators - Linear
- Control Features :
- Enable
- Mount :
- Surface Mount
- Operating Temperature :
- -40°C~85°C
- Max Output Current :
- 300mA
- Packaging :
- Tape and Reel (TR)
- Input Voltage Absolute-Max :
- 6.5V
- PSRR :
- 65dB (1kHz)
- Pbfree Code :
- yes
- Dropout Voltage1-Nom :
- 0.075V
- Mounting Type :
- Surface Mount
- Terminal Finish :
- Tin/Silver/Copper (Sn/Ag/Cu)
- Thickness :
- 675μm
- Output Voltage 1 :
- 1.3V
- Terminal Position :
- BOTTOM
- Lead Free :
- Lead Free
- Min Input Voltage :
- 1.65V
- Dropout Voltage :
- 75mV
- Packing Method :
- TR
- Protection Features :
- Over Temperature, Short Circuit
- Radiation Hardening :
- No
- Voltage Dropout (Max) :
- 0.16V @ 300mA
- Package / Case :
- 4-WFBGA, DSBGA
- Base Part Number :
- LP3991
- Output Configuration :
- Positive
- Quiescent Current :
- 100μA
- Height :
- 675μm
- Terminal Form :
- Ball
- Voltage Tolerance-Max :
- 3%
- Number of Terminations :
- 4
- Voltage - Input (Max) :
- 4V
- Accuracy :
- 1 %
- Output Type :
- FIXED
- Output Voltage :
- 1.3V
- Output Voltage Accuracy :
- 1 %
- Number of Pins :
- 4
- Number of Outputs :
- 1
- Width :
- 1.3mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Factory Lead Time :
- 35 Weeks
- Current - Supply (Max) :
- 225μA
- JESD-609 Code :
- e1
- ECCN Code :
- EAR99
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Pitch :
- 0.5mm
- RoHS Status :
- ROHS3 Compliant
- Lifecycle Status :
- ACTIVE (Last Updated: 6 days ago)
- Length :
- 1.5mm
- Number of Regulators :
- 1
- Datasheets
- LP3991TL-1.3

Voltage Regulators - Linear National Semiconductor LP3991TL-1.3 Overview
The Voltage Regulators - Linear National Semiconductor LP3991TL-1.3 is a premier choice for designers requiring a compact, high-efficiency linear voltage regulator. Developed by the reputable National Semiconductor, this regulator is engineered to deliver a stable 1.3V output from a higher input voltage, supporting up to 300 mA of output current. Its small 4DSBGA package is ideal for space-constrained applications, making it a versatile solution across various high-performance platforms. The LP3991TL-1.3 is designed to meet the stringent demands of modern electronic devices, ensuring reliable performance and energy efficiency. Its ability to maintain a low dropout voltage enhances its efficiency, making it particularly suited for battery-powered devices where extending battery life is crucial.
LP3991TL-1.3 Features
- Stable 1.3V output with a low dropout voltage, ideal for tight power supply conditions.
- Supports up to 300 mA output current, suitable for moderate to high power applications.
- Ultra-small 4DSBGA package, perfect for use in portable and space-restricted devices.
- High-efficiency design, ensuring minimal energy loss during power regulation, which is critical for battery-driven equipment.
- Thermal overload protection and overcurrent protection, which safeguard the device under extreme conditions.
LP3991TL-1.3 Applications
- Smartphones and Tablets: Used to provide precise power regulation, ensuring stable operation and extended battery life in compact mobile devices.
- Wearable Technology: Powers wearable devices, providing consistent voltage to maintain performance and reliability in a tiny form factor.
- Portable Gaming Consoles: Ensures smooth and stable voltage supply for gaming devices, enhancing user experience by maintaining optimal performance during extended use.
- Wireless Communication Devices: Delivers reliable voltage regulation for devices such as wireless routers and IoT devices, crucial for maintaining uninterrupted service and connectivity.
- Medical Monitoring Equipment: Applied in medical devices that require consistent and reliable power supply for accurate monitoring and recording of health data.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















