LD1117V33
3.3V LDO Regulator
Quantity | Unit Price(USD) | Ext. Price |
---|---|---|
1 | $0.399 | $0.40 |
10 | $0.319 | $3.19 |
50 | $0.281 | $14.05 |
100 | $0.251 | $25.10 |
500 | $0.227 | $113.50 |
1000 | $0.215 | $215.00 |
Inventory:8,573
- 90-day after-sales guarantee
- 365 Days Quality Guarantee
- Genuine Product Guarantee
- 7*24 hours service quarantee
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Part Number : LD1117V33
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Package/Case : TO-220
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Manufacturer : STMicroelectronics NV
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Components Classification : Voltage Regulators , Linear, Low Drop Out Regulators
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Datesheet : LD1117V33 DataSheet (PDF)
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Series : LD1117
Overview of LD1117V33
The LD1117V33 is a low-dropout voltage regulator optimized for high-performance and low-voltage operations. It provides excellent performance for various applications, including power supplies, voltage regulators, battery chargers, and DC-DC converters.
Pinout
The LD1117V33 pinout refers to the configuration and function of each pin in its TO-220 package. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the LD1117V33 has a specific role such as power supply input, ground connection, or signal interface. The pinout details are crucial for integrating this component into a circuit as they ensure correct connections for optimal device performance. Designers and engineers must refer to the datasheet provided by the manufacturer to get accurate information regarding each pin's function and electrical characteristics.
Features
- Fixed Output Voltage of 3.3V: The LD1117V33 has a fixed output voltage of 3.3V, making it suitable for various applications that require a stable and regulated output voltage.
- 1300 mA Maximum Output Current: The device can handle up to 1300 mA of maximum output current, making it suitable for high-power applications.
- 1.2V Dropout Voltage at 800mA: The LD1117V33 has a dropout voltage of 1.2V at 800mA, which means that the device can operate with a low input-to-output voltage differential.
- Thermal Shutdown and Current Limit Protection: The device features thermal shutdown and current limit protection to prevent damage from overheating or overcurrent conditions.
- TO-220 Package: The LD1117V33 is available in a TO-220 package, which provides a compact and reliable form factor for the device.
Applications
- Power Supplies: The LD1117V33 can be used as a voltage regulator in power supplies to provide a stable and regulated output voltage.
- Voltage Regulators: The device is suitable for use as a voltage regulator in various applications, including battery chargers and DC-DC converters.
- Battery Chargers: The LD1117V33 can be used to regulate the output voltage of a battery charger to ensure safe and efficient charging of batteries.
- DC-DC Converters: The device is suitable for use in DC-DC converters to provide a stable and regulated output voltage.
Equivalents
For similar functionalities, consider these alternatives to the LD1117V33:
- STMicroelectronics LM1117: The LM1117 is a low-dropout voltage regulator with a fixed output voltage of 3.3V and a maximum output current of 800mA.
- National Semiconductor LM317: The LM317 is a programmable voltage regulator that can be used to provide a stable and regulated output voltage.
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 | Tube |
RoHs compliant | Ecopack2 | Grade | Industrial |
Package Name | TO-220 |
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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Shipping and Package ?
Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.
Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.
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Payment ?
For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.
If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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LD1117V33
3.3V LDO Regulator
Inventory:
8,573
Warranty & Returns
After Sales Service
What after-sales service can be provided?
We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:
·Initiate the request within 90 days after the item's shipment date.
·Coordinate the return or exchange with our team.
·Keep the items in their original condition as delivered.
·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.
Shipping
What channels of transportation of goods does the website support?
We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.







Package
How to ensure that the parts will be intact during transportation?
The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.




Payment
Which payment methods can be used to pay for goods
Accepted payment methods commonly encompass VISA, MasterCard, UnionPay, Western Union, PayPal, and various other options.
Should you have a particular payment preference or wish to seek information on rates and other specifics, please feel free to reach out to us.




