L4938 Series

Advanced Voltage Regulator

Catalog

Advanced Voltage Regulator

Part	Package Name	Output Type	Voltage - Output (Mode)	Voltage - Output (Min/Fixed)	Voltage Dropout (Max) (Alt)	Voltage Dropout (Max)	Operating Temperature (Max)	Operating Temperature (Min)	Output Configuration	Current - Output (Max)	Current - Output (Min)	Mounting Type	Number of Regulators	Control Features	Package Length	Package Features	Package Width	Protection Features	Voltage - Input (Max)	Voltage - Output (Max)	Voltage - Output (Fixed Options)	Voltage - Output (Min)
STMicroelectronics L4938NPD	20-SOIC PowerSO-20	Adjustable (Fixed)	Tracking	5 V	0.6 V	0.4 V	125 °C	-40 °C	Positive	500 mA	50 mA	Surface Mount	2	Enable Reset	0.433 in	Exposed Pad	11 mm	Over Temperature Short Circuit	25 V
STMicroelectronics L4938E	16-DIP 16-PowerDIP	Adjustable (Fixed)			0.6 V	0.4 V	150 °C	-40 °C	Positive	400 mA	100 mA	Through Hole	2	Enable Reset	0.346 in 20 mm		7.1 mm 8.8 mm	Over Temperature	28 V	5.1 V	5V	4.9 V
STMicroelectronics L4938ED	20-SO 20-SOIC	Adjustable (Fixed)			0.6 V	0.4 V	150 °C	-40 °C	Positive	400 mA	100 mA	Surface Mount	2	Enable Reset	0.295 in		7.5 mm	Over Temperature	28 V	5.1 V	5V	4.9 V
STMicroelectronics L4938ED013TR	20-SO 20-SOIC	Adjustable (Fixed)			0.6 V	0.4 V	150 °C	-40 °C	Positive	400 mA	100 mA	Surface Mount	2	Enable Reset	0.295 in		7.5 mm	Over Temperature	28 V	5.1 V	5V	4.9 V
STMicroelectronics L4938EPD	20-SOIC PowerSO-20	Adjustable (Fixed)			0.6 V	0.4 V	150 °C	-40 °C	Positive	400 mA	100 mA	Surface Mount	2	Enable Reset	0.433 in	Exposed Pad	11 mm	Over Temperature	28 V	5.1 V	5V	4.9 V
STMicroelectronics L4938ND013TR	20-SO 20-SOIC	Adjustable (Fixed)	Tracking	5 V	0.6 V	0.4 V	125 °C	-40 °C	Positive	500 mA	50 mA	Surface Mount	2	Enable Reset	0.295 in		7.5 mm	Over Temperature Short Circuit	25 V
STMicroelectronics L4938EPD13TR	20-SOIC PowerSO-20	Adjustable (Fixed)			0.6 V	0.4 V	150 °C	-40 °C	Positive	400 mA	100 mA	Surface Mount	2	Enable Reset	0.433 in	Exposed Pad	11 mm	Over Temperature	28 V	5.1 V	5V	4.9 V

Catalog

Advanced Voltage Regulator

Description

The L4938ED and L4938EPD are monolithic integrated dual voltage regulators with two very low dropout outputs and additional functions such as power-on reset and input voltage sense. They are designed for supplying microcomputer controlled systems especially in automotive applications.