STMicroelectronics L4938E Linear Controllers
Linear Voltage Regulator IC Positive Adjustable (Fixed) 2 Output 100mA, 400mA 16-PowerDIP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
L4938E
Detailed Description
IC REG LINEAR POS ADJ 16POWERDIP
Package
16-DIP (0.346", 8.80mm)
Key Features
Package / Case: 16-DIP (0.346", 8.80mm); Mounting Type: Through Hole
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
L4938E Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics L4938E Linear Controllers technical specifications.
General
Package / Case
16-DIP
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 150°C
Lifecycle Status
Obsolete
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 (L4938E vs L7805CV-DG vs L5150BNTR vs L78L05ACZ)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Mounting Type | Through Hole | Through Hole | Surface Mount | Through Hole |
| Operating Temperature | -40°C ~ 150°C | 0°C ~ 125°C | -40°C ~ 150°C | 0°C ~ 125°C |
| Max Input Voltage | 28V | 18 V | 31 V | 20 V |
| Number of Regulators | 2 | 1 | 1 | 1 |
| Output Current | 100mA, 400mA | 1.5 A | 150 mA | 100 mA |
| Output Type | Adjustable (Fixed) | Fixed | Fixed | Fixed |
| Output Voltage | 4.9V (5V) | 5 V | 5 V | 5 V |
| Voltage Dropout | 0.4V @ 100mA, 0.6V @ 400mA | 2 V | 500 mV | 1.7 V |
| Package / Case | 16-DIP | TO-220-3 | TO-261-4, TO-261AA | TO-226-3, TO-92-3 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Protection Features | Over Temperature | Over Temperature, Short Circuit | Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit |
| Number of Pins | -- | 3 | 4 | 3 |
| Action |
More Parts in Voltage Regulators - Linear
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
L78L05ABUTRSTMicroelectronicsLinear Voltage Regulator, Fixed, Positive Output, 30 V, 5 V, 100 mA, 3 Pins, SOT-89
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L7805CV-DGSTMicroelectronicsLinear Voltage Regulator, Fixed, 10V to 35V Input, 5V/1.5A Out, TO-220-3
L7812CVSTMicroelectronicsLinear Voltage Regulator, Fixed, Positive Output, 35 V, 12 V, 1.5 A, 3 Pins, TO-220