LM78S40CN is Obsolete and no longer manufactured.
Available Substitutes:

Direct


Texas Instruments
In Stock: 576
Unit Price: £1.82000
Datasheet
Buck, Boost Switching Regulator IC Positive or Negative Adjustable 1.25V 1 Output 1.5A (Switch) 16-DIP (0.300", 7.62mm)
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LM78S40CN

DigiKey Part Number
LM78S40CN-ND
Manufacturer
Manufacturer Product Number
LM78S40CN
Description
IC REG BUCK BST ADJ 1.5A 16PDIP
Customer Reference
Detailed Description
Buck, Boost Switching Regulator IC Positive or Negative Adjustable 1.25V 1 Output 1.5A (Switch) 16-DIP (0.300", 7.62mm)
EDA/CAD Models
LM78S40CN Models
Product Attributes
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Category
Voltage - Output (Min/Fixed)
Mfr
Voltage - Output (Max)
40V (Switch)
Packaging
Tube
Current - Output
Part Status
Obsolete
Frequency - Switching
100Hz ~ 100kHz
Function
Step-Up, Step-Down
Synchronous Rectifier
No
Output Configuration
Positive or Negative
Operating Temperature
0°C ~ 70°C (TA)
Topology
Mounting Type
Through Hole
Output Type
Package / Case
Number of Outputs
1
Supplier Device Package
16-PDIP
Voltage - Input (Min)
2.5V
Base Product Number
Voltage - Input (Max)
40V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LM78S40CN/NOPBTexas Instruments576LM78S40CN/NOPB-ND£1.82000Direct
Obsolete
This product is no longer manufactured. View Substitutes