STMicroelectronics L4940V12 Linear Controllers
Linear Voltage Regulator IC Positive Fixed 1 Output 1.5A TO-220
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
L4940V12
Detailed Description
IC REG LINEAR 12V 1.5A TO220AB
Package
TO-220-3
Key Features
Package / Case: TO-220-3; Mounting Type: Through Hole
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
L4940V12 Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics L4940V12 Linear Controllers technical specifications.
General
Package / Case
TO-220-3
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 150°C
Lifecycle Status
Obsolete
PSRR
61dB (120Hz)
Output Type
Fixed
Quiescent Current
8 mA
Current Supply Max
50 mA
Output Current
1.5A
Output Configuration
Positive
Alternate Parts Comparison (L4940V12 vs L78S15CV vs L7885CV vs L7808CV-DG)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Operating Temperature | -40°C ~ 150°C | 0°C ~ 150°C | 0°C ~ 125°C | 0°C ~ 125°C |
| Max Input Voltage | 17V | 35V | 35V | 35V |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 1.5A | 2A | 1.5A | 1.5A |
| Output Type | Fixed | Fixed | Fixed | Fixed |
| Output Voltage | 12V | 15V | 8.5V | 8V |
| Protection Features | Over Temperature, Reverse Polarity, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Temperature, Short Circuit | Over Temperature, Short Circuit |
| PSRR | 61dB (120Hz) | 46dB (120Hz) | 56dB (120Hz) | 56dB (120Hz) |
| Quiescent Current | 8 mA | 8 mA | 8 mA | 8 mA |
| Voltage Dropout | 0.9V @ 1.5A | -- | 2V @ 1A (Typ) | 2V @ 1A (Typ) |
| Action |
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