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STMicroelectronics · Other integrated circuits

L387AH

IC REG LIN 5V 500MA 5PENTAWATT

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L387AH component illustration
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L387AH specifications

Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.

ManufacturerSTMicroelectronics
Ordering codeL387AH
FamilyOther integrated circuits
PackagePentawatt-5 (Horizontal, Bent and Staggered Leads)
Product StatusObsolete
Output ConfigurationPositive
Output TypeFixed
Number of Regulators1
Voltage - Input (Max)26V
Voltage - Output (Min/Fixed)5V
Voltage - Output (Max)Not provided in source
Voltage Dropout (Max)0.8V @ 500mA
Current - Output500mA
Current - Quiescent (Iq)15 mA
Current - Supply (Max)180 mA
PSRRNot provided in source
Control FeaturesReset
Protection FeaturesOver Current, Over Temperature
Operating Temperature-40°C ~ 125°C
Mounting TypeThrough Hole
Package / CasePentawatt-5 (Horizontal, Bent and Staggered Leads)
Supplier Device Package5-PENTAWATT

Documents and evidence

L387AH ↗

Before sourcing L387AH

  1. Identify the firmware and board baseline
  2. Check flash, RAM and required peripherals
  3. Review pin assignment and supply limits
  4. Keep the full temperature and package suffix
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