LD1117S18CTR
- Mfr.Part #
- LD1117S18CTR
- Manufacturer
- STMicroelectronics
- Package / Case
- TO-261-4, TO-261AA
- Datasheet
- Download
- Description
- IC REG LINEAR 1.8V 800MA SOT223
- Stock
- 1,546
- In Stock :
- 1,546
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- STMicroelectronics
- Product Category :
- Voltage Regulators - Linear
- Mounting Type :
- Surface Mount
- Max Output Current :
- 1.3A
- Factory Lead Time :
- 8 Weeks
- Current - Output :
- 800mA
- Quiescent Current :
- 10mA
- Number of Regulators :
- 1
- Lifecycle Status :
- ACTIVE (Last Updated: 6 months ago)
- ECCN Code :
- EAR99
- Input Bias Current :
- 5mA
- Min Output Voltage :
- 1.8V
- Packing Method :
- TR, 7 INCH
- Terminal Finish :
- Matte Tin (Sn)
- Voltage Dropout (Max) :
- 1.3V @ 800mA
- Output Voltage Accuracy :
- 1 %
- Voltage - Input (Max) :
- 15V
- Width :
- 3.5mm
- Height :
- 1.8mm
- JESD-30 Code :
- R-PDSO-G4
- Number of Functions :
- 1
- Base Part Number :
- LD1117
- REACH SVHC :
- No SVHC
- Packaging :
- Tape and Reel (TR)
- Mount :
- Surface Mount
- JESD-609 Code :
- e3
- Nominal Output Voltage :
- 1.8V
- RoHS Status :
- ROHS3 Compliant
- Terminal Form :
- Gull wing
- Accuracy :
- 1 %
- Dropout Voltage :
- 1.1V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- PSRR :
- 75dB (120Hz)
- Output Voltage :
- 1.8V
- Pin Count :
- 4
- Radiation Hardening :
- No
- Output Type :
- FIXED
- Output Configuration :
- Positive
- Terminal Position :
- Dual
- Number of Outputs :
- 1
- Power Dissipation :
- 12W
- Length :
- 6.5mm
- Number of Pins :
- 3
- Operating Temperature :
- -40°C~125°C
- Protection Features :
- Over Current, Over Temperature
- Number of Terminations :
- 4
- Output Voltage 1 :
- 1.8V
- Lead Free :
- Lead Free
- Voltage Tolerance-Max :
- 2%
- Max Power Dissipation :
- 12W
- Package / Case :
- TO-261-4, TO-261AA
- Datasheets
- LD1117S18CTR

Voltage Regulators - Linear STMicroelectronics LD1117S18CTR Overview
Introducing the LD1117S18CTR, a high-performance linear voltage regulator meticulously crafted by STMicroelectronics, a leader in integrated circuits technology. Designed to meet the demands of modern electronic applications, this IC regulator stands out for its precision, reliability, and efficiency.
With a fixed output voltage of 1.8V and a maximum output current of 800mA, the LD1117S18CTR ensures stable power delivery, making it an ideal choice for a wide range of industrial and consumer electronics.
Whether you're powering microcontrollers, sensors, or other sensitive components, rest assured that the LD1117S18CTR will provide consistent and clean power, enabling optimal performance and longevity for your devices.
LD1117S18CTR Features
- Fixed output voltage of 1.8V
- Maximum output current of 800mA
- Low dropout voltage
- Thermal overload protection
- Short circuit current foldback
- High PSRR (Power Supply Rejection Ratio)
- Wide input voltage range
- Excellent line and load regulations
- Available in SOT223 package
LD1117S18CTR Applications
- Industrial automation: The LD1117S18CTR is perfect for providing stable power to industrial control systems, PLCs (Programmable Logic Controllers), and motor drivers, ensuring reliable operation in harsh environments.
- Consumer electronics: From handheld devices to home appliances, the LD1117S18CTR can be used in various consumer electronics applications, including smartphones, tablets, routers, and set-top boxes, delivering consistent power for optimal performance.
- Embedded systems: In embedded applications such as IoT (Internet of Things) devices, wearables, and data loggers, the LD1117S18CTR plays a vital role in regulating voltage to power microcontrollers, sensors, and communication modules, enabling seamless connectivity and functionality.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















