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STMicroelectronics · Other integrated circuits

LE45ABD

IC REG LINEAR 4.5V 100MA 8SO

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LE45ABD component illustration
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LE45ABD specifications

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

ManufacturerSTMicroelectronics
Ordering codeLE45ABD
FamilyOther integrated circuits
Package8-SOIC (0.154", 3.90mm Width)
Product StatusObsolete
Output ConfigurationPositive
Output TypeFixed
Number of Regulators1
Voltage - Input (Max)18V
Voltage - Output (Min/Fixed)4.5V
Voltage - Output (Max)Not provided in source
Voltage Dropout (Max)0.5V @ 100mA
Current - Output100mA
Current - Quiescent (Iq)1 mA
Current - Supply (Max)3 mA
PSRR77dB ~ 60dB (120Hz ~ 10kHz)
Control FeaturesEnable
Protection FeaturesOver Current, Over Temperature
Operating Temperature-40°C ~ 125°C
Mounting TypeSurface Mount
Package / Case8-SOIC (0.154", 3.90mm Width)
Supplier Device Package8-SOIC

Documents and evidence

LE45ABD ↗

Before sourcing LE45ABD

  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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