Product Summary
The LM3940IS-3.3 is a high-performance 1A Low Dropout Regulator for 5V to 3.3V Conversion.
Parametrics
LM3940IS-3.3 Parametrics:
Packaging
Tube
Regulator Topology
Positive Fixed
Voltage - Output
3.3V
Current - Output
1A
Voltage - Dropout (Typical)
0.5V @ 1A
Number of Regulators
1
Voltage - Input
Up to 7.5V
Current - Limit (Min)
-
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
TO-263-4, D2Pak (3 Leads + Tab), TO-263AA
Supplier Device Package
DDPAK/TO-263-3
Dynamic Catalog
3.1V to 3.3V
Other Names
LM3940IS33
Features
LM3940IS-3.3 Features:
? Requires only one external component
? Built-in protection against excess temperature
? Short circuit protected
? Specified 1A output current
? Excellent load regulation
? Output voltage specified over temperature
Diagrams
Image | Part No | Mfg | Description | Pricing (USD) |
Quantity | |||||||||||||
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LM3940IS-3.3 |
National Semiconductor (TI) |
Low Dropout (LDO) Regulators |
Data Sheet |
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LM3940IS-3.3/NOPB |
National Semiconductor (TI) |
Low Dropout (LDO) Regulators 1A LDO REG |
Data Sheet |
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