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L4945
STMicroelectronicsRoHS 
RoHS compliant
RoHS compliantPackage TO-220-3
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - Linear
Description
L4945 Tube Through Hole Over Temperature Over Voltage Reverse Polarity Short Circuit voltage regulator linear 400mV 2.54mm 500mA -40C~125C
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Inventory: 5059
Minimum: 1
Total Price: USD $0.58
Unit Price: USD $0.580545
≥1 USD $0.580545
≥10 USD $0.476805
≥100 USD $0.461843
≥500 USD $0.44688
≥1000 USD $0.431918
≥3000 USD $0.38703
Technical Details
Physical
Mount Through Hole
Mounting Type Through Hole
Package / Case TO-220-3
Compliance
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Technical
Operating Temperature -40°C~125°C
Packaging Tube
JESD-609 Code e0
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 3
ECCN Code EAR99
Terminal Finish Tin/Lead (Sn/Pb)
Subcategory Other Regulators
Technology BIPOLAR
Terminal Position SINGLE
Number of Functions 1
Terminal Pitch 2.54mm
Base Part Number L4945
Pin Count 3
JESD-30 Code R-PSFM-T3
Current - Supply (Max) 180mA
Number of Outputs 1
Voltage - Input (Max) 26V
Output Voltage 5V
Output Type Fixed
Max Output Current 500mA
Output Configuration Positive
Quiescent Current 10mA
Accuracy 4 %
Output Voltage 1 5V
Number of Regulators 1
Min Input Voltage 6V
Protection Features Over Temperature, Over Voltage, Reverse Polarity, Short Circuit
Current - Quiescent (Iq) 13mA
Voltage Dropout (Max) 0.75V @ 500mA
PSRR 60dB (120Hz)
Dropout Voltage 400mV
Dropout Voltage1-Nom 0.75V
Voltage Tolerance-Max 4%
Input Bias Current 5mA
Alternative Model
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