STMicroelectronics L4938EPD Linear Controllers
IC REG LINEAR POS ADJ POWERSO20
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
L4938EPD
Detailed Description
IC REG LINEAR POS ADJ POWERSO20
Package
20-SOIC (0.433", 11.00mm Width) Exposed Pad
Key Features
Package / Case: 20-SOIC (0.433", 11.00mm Width) Exposed Pad; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
L4938EPD Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics L4938EPD Linear Controllers technical specifications.
General
Package / Case
20-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 150°C
Lifecycle Status
Active
Output Type
Adjustable (Fixed)
Max Input Voltage
28V
Output Current
100mA, 400mA
Control Features
Enable, Reset
Output Configuration
Positive
Output Voltage
4.9V (5V)
Alternate Parts Comparison (L4938EPD vs L7805CV-DG vs L78L05ACZ vs L78L08ACD13TR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Mounting Type | Surface Mount | Through Hole | Through Hole | Surface Mount |
| Operating Temperature | -40°C ~ 150°C | 0°C ~ 125°C | 0°C ~ 125°C | 0°C ~ 125°C |
| Max Input Voltage | 28V | 18 V | 20 V | 23 V |
| Number of Regulators | 2 | 1 | 1 | 1 |
| Output Current | 100mA, 400mA | 1.5 A | 100 mA | 100 mA |
| Output Type | Adjustable (Fixed) | Fixed | Fixed | Fixed |
| Output Voltage | 4.9V (5V) | 5 V | 5 V | 8 V |
| Voltage Dropout | 0.4V @ 100mA, 0.6V @ 400mA | 2 V | 1.7 V | 1.7 V |
| Package / Case | 20-SOIC | TO-220-3 | TO-226-3, TO-92-3 | 8-SOIC |
| Output Configuration | Positive | Positive | Positive | Positive |
| Protection Features | Over Temperature | Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit |
| Number of Pins | -- | 3 | 3 | 8 |
| Action |
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