STMicroelectronics L4949E Linear Controllers
Linear Voltage Regulator IC Positive Fixed 1 Output 100mA
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
L4949E
Detailed Description
IC REG LINEAR 5V 100MA 8DIP
Package
8-DIP (0.300", 7.62mm)
Key Features
Package / Case: 8-DIP (0.300", 7.62mm); Mounting Type: Through Hole
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
L4949E Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics L4949E Linear Controllers technical specifications.
General
Package / Case
8-DIP
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 125°C
Lifecycle Status
Obsolete
Output Type
Fixed
Max Input Voltage
28V
Current Supply Max
5 mA
Output Current
100mA
Quiescent Current
300 µA
Control Features
Reset
Alternate Parts Comparison (L4949E vs L7805CV-DG vs L78M15ABDT-TR vs L78M05CDT-TR)
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 | Surface Mount |
| Operating Temperature | -40°C ~ 125°C | 0°C ~ 125°C | -40°C ~ 125°C | 0°C ~ 150°C |
| Max Input Voltage | 28V | 18 V | 30 V | 25 V |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Output Current | 100mA | 1.5 A | 500 mA | 500 mA |
| Output Type | Fixed | Fixed | Fixed | Fixed |
| Output Voltage | 5V | 5 V | 15 V | 5 V |
| Quiescent Current | 300 µA | 8 mA | 6 mA | 6 mA |
| Voltage Dropout | 0.5V @ 100mA | 2 V | 2 V | 2 V |
| Package / Case | 8-DIP | TO-220-3 | TO-252-3, DPak | TO-252-3, DPak |
| Output Configuration | Positive | Positive | Positive | Positive |
| Protection Features | Over Temperature, Short Circuit | Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit |
| 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
L78M05CDT-TRSTMicroelectronicsLinear Voltage Regulator, Fixed, Positive Output, 35 V, 5 V, 500 mA, 3 Pins, TO-252 (DPAK)
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