L4938EPD - ST Microelectronics

The pictures are for reference only, and the specific specifications can be found in the product manual.

Part No

L4938EPD
Manufacturer

ST Microelectronics
ChipWorker Part#

CW150748184
Category

Voltage Regulator
Package

PowerSO-20
Description

Standard Regulator Pos 5V 0.1A/0.4A 20Pin PowerSO Tube
Documentation

Datasheet

L4938EPD Global Supplier

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L4938EPD Specifications

Attribute	Attribute Value

Part Number	L4938EPD
Manufacturer	ST Microelectronics
ChipWorker Part#	CW150748184
Category	Voltage Regulator
Documentation	Datasheet
Mounting Style	Surface Mount
Number of Pins	20 Pin
Case/Package	PowerSO-20
Number of Outputs	2 Output
Output Voltage	5 V
Power Dissipation	875 mW
voltage rating	0.1V @10mA,0.2V @100mA,0.3V @400mA
Input Voltage (Max)	28 V
Input Voltage (Min)	6 V
Operating Temperature (Max)	150 ℃
Operating Temperature (Min)	-40 ℃
Power Dissipation (Max)	875 mW
Accuracy	±2 %
Input Voltage	28V ~ 6V
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Operating Temperature	-40℃ ~ 150℃
Product Lifecycle Status	Active
Packaging	Tube
RoHS	Compliant with Exemption
Lead-Free Status	Contains Lead
ECCN Code	EAR99

Product 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.
**Key Features**
Output 2 voltage 5 V ± 2% with 400 mA current capability (ADJ wired to VOUT2 )
High precision standby output voltage 5 V ± 1% with 100 mA current capability
Output 2 disable function for standby mode
Enable and sense inputs (EN, SI) protected against negative transients down to -5 V
Extremely low quiescent current, 65 μA (less than 90 μA) in standby mode
Reset threshold adjustable from 3.8 V to 4.7 V
Operating transient supply voltage up to 40 V
Output 2 voltage adjustable by external voltage divider
Operating DC supply voltage range 5 V - 28 V

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