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LD1117S12
The LD1117S12 is a voltage regulator chip with a fixed output voltage of 12VLD1117S12
The LD1117S12 is a voltage regulator chip with a fixed output voltage of 12V
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Manufacturer Part # : LD1117S12
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Package/Case: SOT223
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Brand: STMicroelectronics
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Product Categories : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
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LD1117S12 DataSheet
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Details
The LD1117S12 is a voltage regulator integrated circuit (IC) manufactured by STMicroelectronics. It belongs to the LD1117 series of low dropout (LDO) linear voltage regulators. The "S12" in its name signifies that it regulates a fixed output voltage of 12 volts.With a dropout voltage of around 1.2 volts at full load, it can regulate input voltages up to 15 volts, making it suitable for a wide range of applications where a stable 12-volt power supply is needed. Its maximum output current is approximately 800 mA.This regulator IC offers thermal shutdown and current limit protections, ensuring reliable operation even under adverse conditions. It comes in various package options, including TO-220, DPAK, and SO-8, providing flexibility for different PCB layouts and heat dissipation requirements.
Key Features
- Low dropout voltage (1.2V)
- Output current of 800mA
- Fixed output voltage of 12V
- Wide input voltage range (up to 15V)
- Low quiescent current
- Thermal overload protection
Application
- Regulating voltage in low power applications
- Powering microcontrollers, sensors, and other low voltage devices
- Battery-powered devices
- Automotive electronics
- LED lighting systems
- Computer peripherals
- Industrial control systems
- Electronic appliances
- Communications equipment
- Medical devices
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Pbfree Code | Yes | Rohs Code | Yes |
| Part Life Cycle Code | Active | Part Package Code | SOT-223 |
| Pin Count ! | 4 | Reach Compliance Code | not_compliant |
| ECCN Code | EAR99 | HTS Code ! | 8542.39.00.01 |
| Adjustability | FIXED | Dropout Voltage1-Max | 1.2 V |
| Dropout Voltage1-Nom | 1.1 V | Input Voltage Absolute-Max | 15 V |
| Input Voltage-Max | 15 V | JESD-30 Code | R-PDSO-G4 |
| JESD-609 Code | e3 | Length | 6.5 mm |
| Line Regulation-Max | 0.0024% | Load Regulation-Max | 0.0048% |
| Moisture Sensitivity Level | 1 | Number of Functions | 1 |
| Number of Outputs | 1 | Number of Terminals | 4 |
| Operating Temperature TJ-Max | 125 °C | Operating Temperature TJ-Min | |
| Output Current1-Max | 1.3 A | Output Voltage1-Max | 1.26 V |
| Output Voltage1-Min | 1.14 V | Output Voltage1-Nom | 1.2 V |
| Package Body Material | PLASTIC/EPOXY | Package Code | SOP |
| Package Equivalence Code | SOT-223 | Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE | Peak Reflow Temperature (Cel) | 260 |
| Qualification Status ! | Not Qualified | Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Seated Height-Max | 1.9 mm | Surface Mount ! | YES |
| Technology | BIPOLAR | Terminal Finish | MATTE TIN |
| Terminal Form ! | GULL WING | Terminal Pitch ! | 2.3 mm |
| Terminal Position | DUAL | Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Tolerance-Max | 5% | Width | 3.5 mm |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
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