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78L09 AI Analysis:
Specs, Applications & Alternatives

AI summary

78L09 product

78L09

Power Management (PMIC)

Linear Regulator9V OutputSOT89-3

The 78L09 is a 9V fixed linear voltage regulator capable of 100mA output, designed for general-purpose power management in industrial and consumer electronics.

Best for

  • General purpose 9V power rails
  • Instrumentation power supplies
  • Motherboard auxiliary power

Avoid if

  • High current applications exceeding 100mA
  • Applications requiring ultra-low dropout voltage

Check before use

  • Thermal dissipation requirements
  • Input voltage stability

Key specifications

Output Voltage
9 V
Max Output Current
100 mA
Input Voltage Range
10.5 V - 35 V

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

InstrumentationPower Management

Datasheet

7b3a0a4fb78cac1259880934cf295197_2207271730_GUOXIN-JIAPIN-SEMICONDUCTOR-78L09_C2992576.pdf

800 KB

Datasheet AI

CAD Models

EDA symbol, PCB footprint, and 3D model for this component. Supported tools include Altium, KiCad, Eagle, and more.

EDA Symbol
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

The 78L09 is a three-terminal positive linear voltage regulator that provides a fixed 9V output. It is designed to handle input voltages between 10.5V and 35V and supports output currents up to 100mA.