LD1117AS33TR
LDO Regulator with 3.3V Positive Voltage Output and 1.2A Current Capacity in 4-Pin SOT-223 Package
| Quantity | Unit Price(USD) | Ext. Price |
|---|---|---|
| 5 | $0.288 | $1.44 |
| 50 | $0.233 | $11.65 |
| 150 | $0.210 | $31.50 |
| 500 | $0.180 | $90.00 |
| 2500 | $0.168 | $420.00 |
| 5000 | $0.159 | $795.00 |
Inventory:8,053
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Part Number : LD1117AS33TR
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Package/Case : SOT-223
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Brands : ST
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Components Categories : Voltage Regulators - Linear
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Datesheet : LD1117AS33TR DataSheet (PDF)
Overview of LD1117AS33TR
The LD1117AS33TR is a low-dropout (LDO) linear voltage regulator designed for applications requiring stable and reliable voltage regulation. It offers a fixed output voltage of 3.3V and is capable of delivering up to 800mA of output current, making it suitable for a wide range of low-power applications.
Pinout
(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)
- Pin 1: GND (Ground)
- Pin 2: VOUT (Output Voltage)
- Pin 3: VIN (Input Voltage)
Circuit Diagram
Incorporate a circuit diagram that illustrates the connections and operation of the LD1117AS33TR IC for a more visual representation.
Key Features
- Fixed Output Voltage: The LD1117AS33TR provides a fixed output voltage of 3.3V, eliminating the need for external voltage regulation components.
- Low Dropout Voltage: Despite its high output current capability, this LDO regulator has a low dropout voltage, ensuring efficient operation.
- Thermal Shutdown and Current Limit Protection: The LD1117AS33TR includes thermal shutdown and current limit protection features, ensuring safe operation under fault conditions.
- Wide Operating Temperature Range: This IC can operate over a wide temperature range, making it suitable for use in various environmental conditions.
Note: For detailed technical specifications, please refer to the LD1117AS33TR datasheet.
Application
- Battery-Powered Devices: The LD1117AS33TR is ideal for battery-powered devices requiring stable voltage regulation.
- Embedded Systems: This IC can be used in embedded systems and microcontroller applications where a stable power supply is essential.
- Consumer Electronics: The LD1117AS33TR is suitable for various consumer electronics applications requiring low-power voltage regulation.
Functionality
The LD1117AS33TR is a low-dropout linear voltage regulator designed for stable and reliable voltage regulation. It provides a fixed output voltage of 3.3V and is capable of delivering up to 800mA of output current.
Usage Guide
- Power Supply: Connect VIN (Pin 3) to the input voltage source and GND (Pin 1) to ground.
- Output Voltage: Connect VOUT (Pin 2) to the load requiring regulated voltage.
Frequently Asked Questions
Q: What is the maximum output current of the LD1117AS33TR?
A: The LD1117AS33TR is capable of delivering up to 800mA of output current, making it suitable for low-power applications.
Q: How does the LD1117AS33TR achieve low dropout voltage?
A: The LD1117AS33TR uses a PNP pass transistor to regulate the output voltage, minimizing the dropout voltage and ensuring efficient operation.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Operating Range | Commercial | Operating Temp Min Celsius | 0.0 |
| Operating Temp Max Celsius | 125.0 | ECCN US | EAR99 |
| ECCN EU | NEC | Packing Type | Tape And Reel |
| RoHs compliant | Ecopack3 | Grade | Industrial |
| Package Name | SOT-223 |
Equivalent Parts
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
LD1117AS33TR Equivalent Parts
For the LD1117AS33TR component, you may consider these replacement and alterative parts.
| Models | Manufacturer | Package/Case | Description |
|---|---|---|---|
| LM1117 | Texas Instruments & STMicroelectronics | TO-220, SOT-223 | A similar LDO regulator with different output voltage options, suitable for various voltage regulation requirements. |
| MCP1700 | Microchip Technology | SOT-23-5, SOT-89-3, TO-92-3 | Another alternative offering similar performance characteristics for low-power voltage regulation applications. |
Warranty & Returns
Warranty, Returns, and Additional Information
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QA & Return Policy
Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.
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