LP3891ET-1.2
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- Mfr.Part #
- LP3891ET-1.2
- Manufacturer
- National Semiconductor
- Package / Case
- TO-220-5 Formed Leads
- Datasheet
- Download
- Description
- IC REG LINEAR FIXED LDO REG
- Stock
- 5,283
- In Stock ：
- 5,283
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- Manufacturer :
- National Semiconductor
- Product Category :
- Voltage Regulators - Linear
- Dropout Voltage :
- 100mV
- Output Type :
- FIXED
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Output Voltage 1 :
- 1.216V
- RoHS Status :
- ROHS3 Compliant
- PSRR :
- 80dB ~ 65dB (120Hz ~ 1kHz)
- Number of Terminations :
- 5
- Number of Outputs :
- 1
- Output Configuration :
- Positive
- Voltage - Input (Max) :
- 5.5V
- Operating Temperature :
- -40°C~125°C
- Mount :
- Through Hole
- Dropout Voltage1-Nom :
- 0.1V
- Output Voltage :
- 1.2V
- Terminal Position :
- Zig-Zag
- Base Part Number :
- LP3891
- Number of Pins :
- 5
- JESD-609 Code :
- e3
- Mounting Type :
- Through Hole
- Current - Supply (Max) :
- 8mA
- Current - Output :
- 800mA
- Number of Functions :
- 1
- Control Features :
- Enable
- Protection Features :
- Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
- Number of Regulators :
- 1
- Lead Free :
- Lead Free
- Packaging :
- Tube
- Current - Quiescent (Iq) :
- 30µA
- Packing Method :
- Rail
- Qualification Status :
- Not Qualified
- Package / Case :
- TO-220-5 Formed Leads
- Terminal Finish :
- Matte Tin (Sn)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Peak Reflow Temperature (Cel) :
- 260
- Voltage Dropout (Max) :
- 0.4V @ 800mA
- Input Voltage Absolute-Max :
- 6V
- ECCN Code :
- EAR99
- Datasheets
- LP3891ET-1.2
Voltage Regulators - Linear National Semiconductor LP3891ET-1.2 Overview
The Voltage Regulators - Linear National Semiconductor LP3891ET-1.2 is a state-of-the-art low-dropout (LDO) linear regulator designed for fixed output voltage operation with a minimal dropout voltage of 1.2V. Crafted by National Semiconductor, this regulator ensures reliable performance in a range of applications, thanks to its robust thermal management and high accuracy. Its capacity to maintain stable voltage levels under varying load and input conditions makes it an indispensable component for critical electronic systems. With its low dropout feature, it significantly enhances power efficiency, making it an ideal choice for energy-sensitive applications.
LP3891ET-1.2 Features
- Fixed output voltage of 1.2V, minimizing the need for external components.
- High efficiency with a low dropout voltage, improving overall system performance.
- Robust thermal performance and reliability under varying environmental conditions.
- Compatible with a variety of capacitors, which increases design flexibility and decreases overall cost.
- Over-current and over-temperature protection to ensure longevity and stable operation.
LP3891ET-1.2 Applications
- Computing Systems: Utilized to provide stable voltage to processors and memory units, enhancing system stability and performance.
- Telecommunications: Helps in powering sensitive telecom hardware, ensuring reliable operation even under fluctuating power conditions.
- Medical Devices: Critical in maintaining consistent power in medical equipment, thereby ensuring accuracy and reliability in medical readings and diagnostics.
- Portable Electronics: Ideal for use in portable devices due to its efficiency and low power consumption, extending battery life.
- Industrial Applications: Serves as a reliable power solution in harsh industrial environments, offering stability against power irregularities.
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