STMicroelectronics LDL1117S30R Microcontrollers
1.2 A High PSRR low dropout linear voltage regulator

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LDL1117S30R
Base Model
Detailed Description
1.2 A High PSRR low dropout linear voltage regulator
Package
TO-261-4, TO-261AA
Lifecycle Status
Active
Datasheet
LDL1117S30R Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics LDL1117S30R Microcontrollers technical specifications.
General
Package / Case
TO-261-4, TO-261AA
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Lifecycle Status
Active
Output Type
Fixed
Max Input Voltage
18V
Output Current
1.2A
Quiescent Current
500 µA
Output Configuration
Positive
Output Voltage
3V
Alternate Parts Comparison (LDL1117S30R vs LDL1117S50R vs LDL1117S33R vs LDL1117S15R)
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-261-4, TO-261AA | TO-261-4, TO-261AA | TO-261-4, TO-261AA | TO-261-4, TO-261AA |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Max Input Voltage | 18V | 18V | 18V | 18V |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 1.2A | 1.2A | 1.2A | 1.2A |
| Output Type | Fixed | Fixed | Fixed | Fixed |
| Output Voltage | 3V | 5V | 3.3V | 1.5V |
| Protection Features | Over Current, Over Temperature, Under Voltage Lockout (UVLO) | Over Current, Over Temperature, Under Voltage Lockout (UVLO) | Over Current, Over Temperature, Under Voltage Lockout (UVLO) | Over Current, Over Temperature, Under Voltage Lockout (UVLO) |
| PSRR | 87dB ~ 65dB (120Hz ~ 100kHz) | 87dB ~ 65dB (120Hz ~ 100kHz) | 87dB ~ 65dB (120Hz ~ 100kHz) | 87dB ~ 65dB (120Hz ~ 100kHz) |
| Quiescent Current | 500 µA | 500 µA | 500 µA | 500 µA |
| Action |
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