AN78L18 is Obsolete and no longer manufactured.
Available Substitutes:

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Texas Instruments
In Stock: 4.040
Unit Price: 0,55000 €
Datasheet
Linear Voltage Regulator IC Positive Fixed 1 Output 100mA 3-SSIP
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Linear Voltage Regulator IC Positive Fixed 1 Output 100mA 3-SSIP
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

AN78L18

DigiKey Part Number
AN78L18-ND
Manufacturer
Manufacturer Product Number
AN78L18
Description
IC REG LINEAR 18V 100MA 3-SSIP
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 100mA 3-SSIP
Datasheet
 Datasheet
Product Attributes
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Category
Current - Output
Mfr
Current - Quiescent (Iq)
3.5 mA
Packaging
Bulk
PSRR
46dB (120Hz)
Part Status
Obsolete
Protection Features
Over Current, Over Temperature
Output Configuration
Operating Temperature
0°C ~ 125°C
Output Type
Mounting Type
Through Hole
Number of Regulators
1
Package / Case
TO-226-3, TO-92-3 (TO-226AA)
Voltage - Input (Max)
40V
Supplier Device Package
3-SSIP
Voltage - Output (Min/Fixed)
18V
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LM78L15ACZ/NOPBTexas Instruments4.040LM78L15ACZ/NOPB-ND0,55000 €Similar
Obsolete
This product is no longer manufactured. View Substitutes