Specification	LM3940LD-3.3/NOPB

Current - Output	1 A
Mounting Type	Surface Mount
Number of Regulators	1
Operating Temperature (Max)	125 °C
Operating Temperature (Min)	-40 °C
Output Configuration	Positive
Output Type	Fixed
Package / Case	8-WDFN Exposed Pad
Package Length	4 mm
Package Name	8-WSON
Package Width	4 mm
Protection Features	Short Circuit, Over Temperature
Voltage - Input (Max)	7.5 V
Voltage - Output (Min/Fixed)	3.3 V
Voltage Dropout (Max)	0.2 V

LM3940 Series

1-A, low-dropout voltage regulator for 5-V to 3.3-V conversion

Part	Protection Features	Voltage - Input (Max)	Package Name	Mounting Type	Voltage - Output (Min/Fixed)	Number of Regulators	Voltage Dropout (Max)	Output Type	Output Configuration	Package / Case	Operating Temperature (Max)	Operating Temperature (Min)	Current - Output	Package Length	Package Width
Texas Instruments LM3940IS-3.3	Over Temperature Short Circuit	7.5 V	TO-263 (DDPAK-3)	Surface Mount	3.3 V	1	0.2 V	Fixed	Positive	D2PAK (3 Leads + Tab) TO-263-4 TO-263AA	125 °C	-40 °C	1 A
Texas Instruments LM3940ISX-3.3	Over Temperature Short Circuit	7.5 V	TO-263 (DDPAK-3)	Surface Mount	3.3 V	1	0.2 V	Fixed	Positive	D2PAK (3 Leads + Tab) TO-263-4 TO-263AA	125 °C	-40 °C	1 A
Texas Instruments LM3940IT-3.3	Over Temperature Short Circuit	7.5 V	TO-220-3	Through Hole	3.3 V	1	0.2 V	Fixed	Positive	TO-220-3	125 °C	-40 °C	1 A
Texas Instruments LM3940LDX-3.3	Over Temperature Short Circuit	7.5 V	8-WSON	Surface Mount	3.3 V	1	0.2 V	Fixed	Positive	8-WDFN Exposed Pad	125 °C	-40 °C	1 A	4 mm	4 mm
Texas Instruments LM3940IT-3.3/NOPB	Over Temperature Short Circuit	7.5 V	TO-220-3	Through Hole	3.3 V	1	0.2 V	Fixed	Positive	TO-220-3	125 °C	-40 °C	1 A
Texas Instruments LM3940IS-3.3/NOPB	Over Temperature Short Circuit	7.5 V	TO-263 (DDPAK-3)	Surface Mount	3.3 V	1	0.2 V	Fixed	Positive	D2PAK (3 Leads + Tab) TO-263-4 TO-263AA	125 °C	-40 °C	1 A
Texas Instruments LM3940LD-3.3/NOPB	Over Temperature Short Circuit	7.5 V	8-WSON	Surface Mount	3.3 V	1	0.2 V	Fixed	Positive	8-WDFN Exposed Pad	125 °C	-40 °C	1 A	4 mm	4 mm
Texas Instruments LM3940IMP-3.3/NOPB	Over Temperature Short Circuit	7.5 V	SOT-223-4	Surface Mount	3.3 V	1	0.2 V	Fixed	Positive	TO-261-4 TO-261AA	125 °C	-40 °C	1 A
Texas Instruments LM3940IMPX-3.3	Over Temperature Short Circuit	7.5 V	SOT-223-4	Surface Mount	3.3 V	1	0.2 V	Fixed	Positive	TO-261-4 TO-261AA	125 °C	-40 °C	1 A
Texas Instruments LM3940ISX-3.3/NOPB	Over Temperature Short Circuit	7.5 V	TO-263 (DDPAK-3)	Surface Mount	3.3 V	1	0.2 V	Fixed	Positive	D2PAK (3 Leads + Tab) TO-263-4 TO-263AA	125 °C	-40 °C	1 A

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