LP3878

Features: ` Standard output voltage: 1.00V` Custom voltages available from 1.0V to 1.2V (50 mV increments)` Input voltage: 2.2 to 6.0V` 1% initial output accuracy` Guaranteed 800 mA continuous output current` Designed for use with low ESR ceramic capacitors` Very low output noise with external cap...

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LP3878 Picture
SeekIC No. : 004398825 Detail

LP3878: Features: ` Standard output voltage: 1.00V` Custom voltages available from 1.0V to 1.2V (50 mV increments)` Input voltage: 2.2 to 6.0V` 1% initial output accuracy` Guaranteed 800 mA continuous outpu...

floor Price/Ceiling Price

Part Number:
LP3878
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/12/22

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Product Details

Description



Features:

` Standard output voltage: 1.00V
` Custom voltages available from 1.0V to 1.2V (50 mV increments)
` Input voltage: 2.2 to 6.0V
` 1% initial output accuracy
` Guaranteed 800 mA continuous output current
` Designed for use with low ESR ceramic capacitors
` Very low output noise with external capacitor
` Sense option improves load regulation
` 8 Lead LLP surface mount package
` <2.0 A quiescent current in shutdown
` Low ground pin current at all loads
` High peak current capability (1200 mA typical)
` Overtemperature/overcurrent protection
` 0°C to +125°C junction temperature range



Application

· ASIC Power Supplies In:
- Desktops, Notebooks and Graphic Cards
- Set Top Boxes, Printers and Copiers
· DSP and FPGA Power Supplies
· SMPS Post-Regulator



Pinout

  Connection Diagram


Specifications

If Military/Aerospace specified devices are required,please contact the National Semiconductor Sales Office/ Distributors for availability and specifications.
Storage Temperature Range .......................−65°C to +150°C
Operating Junction Temperature Range .......-40°C to +125°C
Lead Temperature (Soldering, 5 seconds)..................... 260°C
ESD Rating (Note 2) ............................................................2 kV
Power Dissipation (Note 3)............................ Internally Limited
Note 2: ESD testing was performed using Human Body Model, a 100 pF capacitor discharged through a 1.5 k resistor. The ESD rating of pin 8 is 1kV.
Note 3: The maximum allowable power dissipation is a function of the maximum junction temperature, TJ(MAX), the junction-to-ambient thermal resistance, J−A,




Description

The LP3878 is a 800 mA fixed-output voltage regulator designed to provide high performance and low noise in applications requiring output voltages between 1.0V and 1.2V.

Output noise can be reduced to 18V (typical) by connecting an external 10 nF capacitor to the bypass pin.Using an optimized VIP™ (Vertically Integrated PNP) process,the LP3878 delivers superior performance:
Ground Pin Current: Typically 5 mA @ 800 mA load, and 180 A @ 100 A load.
Sleep Mode: The LP3878 draws less than 2.0 A quiescent current when shutdown pin is pulled low.
Precision Output: Guaranteed output voltage accuracy is 1% at room temperature.




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