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LM1117SX-3.3
+Nomenclature-
FabricantTexas Instruments
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Pièce fabricant #LM1117SX-3.3
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Package D2PAK-3
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En stock7347
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Spécifications
| Attribut | Valeur |
| Series | LM1117 |
| Packaging | Reel |
| Brand | Texas Instruments |
| Product Type | LDO Voltage Regulators |
| Factory Pack Quantity | 500 |
| Subcategory | PMIC - Power Management ICs |
| Minimum Operating Temperature | 0 C |
| Maximum Operating Temperature | + 125 C |
| Output Voltage | 3.3 V |
| Load Regulation | 1 mV |
| Current - Output | 800 mA |
| Number of Outputs | 1 Output |
| Input Voltage - Max | 15 V |
| Ib - Input Bias Current | 5 mA |
| Polarity | Positive |
| Current - Quiescent (Iq) | 10 mA |
| Output Type | Fixed |
| Dropout Voltage | 1.2 V |
| Voltage Dropout (Max) | 1.2 V at 100 mA, 1.25 V at 500 mA, 1.3 V at 800 mA |
| Line Regulation | 1 mV |
| Mounting Type | SMD/SMT |
| Unit Weight | 2 g |
| Voltage Regulation Accuracy | 1 % |
| Delivery Restrictions | Mouser does not sell this product in your region. |
| Package / Case | D2PAK-3 (TO-263-3) |
Présentation
Description
The LM1117SX-3.3 includes built-in overcurrent protection and thermal shutdown capabilities, ensuring reliable operation and protection against faults. It is available in several package types, including TO-220 and SOT-223, facilitating easy integration into various electronic designs.
Common applications include microcontroller power supply, portable devices, and telecommunications equipment. The regulator requires minimal external components, typically just a couple of capacitors for stability. Its simplicity, performance, and reliability make the LM1117SX-3.3 a popular choice for designers seeking an efficient and easy-to-use voltage regulation solution.
Equivalent
Features
1. Input Voltage Range: Typically 4.75V to 20V, allowing flexibility in various applications.
2. Output Current: Capable of supplying up to 800mA of continuous output current.
3. Low Dropout Voltage: With a dropout voltage of approximately 1.2V at full load, it is efficient for battery-powered devices.
4. Thermal Protection: Features built-in thermal shutdown and current limiting to prevent damage under fault conditions.
5. Compact Package: Available in surface-mount and TO-220 packages, suitable for space-constrained designs.
6. Stable Operation: Requires only a small output capacitor (typically 10µF) for stability.
7. Wide Operating Temperature: Designed to operate effectively across a wide temperature range, ensuring reliability.
These features make the LM1117SX-3.3 ideal for various applications, including consumer electronics, power management, and embedded systems.
Pinout
Pin Configuration:
1. Input (Vin): This pin is connected to the input power supply. It accepts a voltage range typically from 4.75V to 15V.
2. Output (Vout): This pin provides the regulated output voltage of 3.3V.
3. Ground (GND): This pin is connected to the ground reference of the circuit.
The LM1117 is widely used in various applications where a stable voltage is crucial, including microcontrollers, sensors, and other electronic devices. Its low dropout voltage enables it to operate efficiently even with minimal voltage difference between the input and output.
Manufacturer
Application
1. Power management for microcontrollers and microprocessors.
2. Power supply for sensors and communication devices.
3. Regulating voltage in embedded systems.
4. Supplying power to portable electronic devices.
5. Providing a stable voltage source for battery-powered applications.
6. Supporting analog and digital circuits that require 3.3V.
Its versatility makes it suitable for consumer electronics, automotive systems, and industrial applications.