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Specifications
Part NumberLD1117
ManufacturerSTMicroelectronics
TypeLDO Linear Regulator
Input VoltageUp to 15 V
Output Voltage1.2–15 V adj / 3.3 V / 5 V fixed
Output Current800 mA
Dropout Voltage1.1 V at 800 mA
PackageSOT-223 / TO-252 / TO-220
Operating Temp0°C to +125°C
RoHSYes
VinUp to 15 V
Vout3.3 or 5 V fixed / adj
Iout800 mA
Quiescent5 mA
PSRR60 dB at 120 Hz
Input capacitor10µF ceramic/tantalum
Output cap10µF required for stability
Adj pinResistor divider for adjustable version
Part NumberLD1117
Orderable Qty1 pcs – 10,000+ pcs
Price (1–9 pcs)Contact for quote
Price (10–99 pcs)Contact for quote
Price (100–499 pcs)Contact for quote
Price (500+ pcs)Best pricing available
Lead Time (stock)3–7 business days
PackagingTray / Tape & Reel (T&R)
Export ControlEAR99 (No license required)
Product Description

The LD1117 is a LDO Regulator · 800mA · SOT-223 · 3.3V/5V Fixed from STMicroelectronics, widely used in UAV and drone applications.

This component is a popular choice among drone engineers for its reliability, performance, and industry ecosystem support. UAVCHIP maintains stock of LD1117 for rapid global fulfillment.

Key Features

  • Part Number: LD1117
  • Manufacturer: STMicroelectronics
  • Type: LDO Linear Regulator
  • Input Voltage: Up to 15 V
  • Output Voltage: 1.2–15 V adj / 3.3 V / 5 V fixed
  • Output Current: 800 mA
UAV Applications
3.3V Rail
Low-noise 3.3V for SPI flash/sensor in FC design
USB MCU Power
STM32/GD32 VDD power from 5V USB
IMU Supply
Clean supply for MEMS sensor
EEPROM
Quiet regulated power for EEPROM writes
Similar Products (Power Management IC)

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