Fixed positive single output LDO regulator, offering a nominal 3.3V output with a maximum output current of 1A. Features a 1V maximum dropout voltage and a tight output voltage tolerance of ±5.2%. Operates with an input voltage range of 4.5V to 5.5V, with an absolute maximum input of 7.5V. Housed in a 3-terminal TO-263 package (R-PSSO-G3) with a maximum operating temperature of 125°C. Achieves excellent line and load regulation with maximums of 0.04% and 0.08% respectively.
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Technical Specifications
National Semiconductor LM3940IS-3.3 technical specifications.
General
Number of Terminals
3
Terminal Position
SINGLE
JEDEC Package Code
R-PSSO-G3
Width
8.635
Length
10.16
Number of Functions
1
Number of Outputs
1
Input Voltage-Max
5.5
Input Voltage-Min
4.5
Output Voltage1-Min
3.13
Output Voltage1-Max
3.47
Output Current1-Max
1
Voltage Tolerance-Max
5.2
Adjustability
FIXED
Operating Temperature TJ-Max
125
Dropout Voltage1-Nom
0.5
Output Voltage1-Nom
3.3
Operating Temperature TJ-Min
-40
Input Voltage Absolute-Max
7.5
Line Regulation-Max
0.04
Load Regulation-Max
0.08
Dropout Voltage1-Max
1
Compliance
RoHS
No
Eccn Code
EAR99
HTS Code
8542.39.00.01
REACH
not_compliant
Military Spec
False
Datasheet
National Semiconductor LM3940IS-3.3 Datasheet
Download the complete datasheet for National Semiconductor LM3940IS-3.3 to view detailed technical specifications.
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