STMicroelectronics L4957AD2.5 Linear Controllers
Linear Voltage Regulator IC Positive Fixed 1 Output 5A D2PAK
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
L4957AD2.5
Detailed Description
IC REG LINEAR 2.5V 5A D2PAK
Package
TO-263-3, D²Pak (2 Leads + Tab), TO-263AB
Key Features
Package / Case: TO-263-3, D²Pak (2 Leads + Tab), TO-263AB; Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
L4957AD2.5 Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics L4957AD2.5 Linear Controllers technical specifications.
General
Package / Case
TO-263-3, D²Pak
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 125°C
Lifecycle Status
Obsolete
Output Type
Fixed
Max Input Voltage
14V
Output Current
5A
Quiescent Current
2 mA
Output Configuration
Positive
Output Voltage
2.5V
Alternate Parts Comparison (L4957AD2.5 vs LD1086D2T33TR vs LM217D2T-TR vs LM317D2T)
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-263-3, D²Pak | TO-263-3, D²Pak | TO-263-3, D²Pak | TO-263-3, D²Pak |
| Operating Temperature | 0°C ~ 125°C | -40°C ~ 125°C | -25°C ~ 150°C | 0°C ~ 125°C |
| Max Input Voltage | 14V | 30V | 40V | 40V |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 5A | 1.5A | 1.5A | 1.5A |
| Output Type | Fixed | Fixed | Adjustable | Adjustable |
| Output Voltage | 2.5V | 3.3V | 1.2V | 1.2V |
| Protection Features | Over Temperature, Short Circuit | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature, Short Circuit |
| PSRR | 75dB (120Hz) | 79dB (120Hz) | 80dB ~ 65dB (120Hz) | 80dB ~ 65dB (120Hz) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Action |
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