In the adrenaline-pumping world of drone racing, every gram and millimeter counts. That’s why the Raptor Slim, an ultra-narrow single Electronic Speed Controller (ESC), is turning heads and propellers alike in the drone community. Weighing in at a featherlight 9g and sporting a slender 10mm width, this ESC is the dream come true for racing drones with slim arm designs. Let’s dive into the nitty-gritty of what makes the Raptor Slim a must-have for any serious drone racer.

Features That Make Your Drone Zoom

Powerhouse Performance in a Slim Package

The Raptor Slim isn’t just about its sleek dimensions. It’s packed with features that ensure your drone flies like a champion:

• EFM8BB21F16G MCU: At the heart of the Raptor Slim lies the EFM8BB21F16G microcontroller unit (MCU), based on the pipelined 8-bit C8051 core, buzzing at a maximum frequency of 50MHz. This little powerhouse ensures that your drone responds swiftly and efficiently, making those tight turns and high-speed maneuvers with ease.
• Silky Smooth Startups: Thanks to its dedicated high-frequency driver, your drone gets a smoother start, eliminating jitters and providing a seamless takeoff experience. Plus, with a max speed of 500k eRPM, your drone will be zipping through the course with the grace of a gazelle on a caffeine buzz.
• BLHeli_S Firmware: Designed specifically for the high demands of multirotors, the BLHeli_S firmware brings to the table hardware-generated motor PWM. This means smoother throttle response and quieter operation, letting you sneak up on your competition like a ninja in the night.
• Damped Light & Regenerative Braking: The Raptor Slim isn’t just fast; it’s smart. With damped light technology, it offers regenerative braking, providing rapid motor retardation and active freewheeling. This feature is like having ABS for your drone, ensuring you maintain control when decelerating from breakneck speeds.
• Signal Support & Detection: Whether you’re a fan of traditional PWM, Oneshot, or Multishot, the Raptor Slim has got you covered. It automatically detects the input signal upon power-up, making setup a breeze. Plus, with support for Dshot150, Dshot300, and Dshot600, you get a robust digital signal with excellent anti-interference capabilities.
• Enhanced Throttle Cable: The throttle signal cable comes with a silicone twisted-pair design, enhancing its durability and reducing crosstalk. This means more stable flights and a reduced chance of your drone throwing a tantrum mid-air.

Specifications:

• Power Input: 2-4S Lipo
• Continuous Current: 40A
• Instantaneous Current: 50A
• BEC: Nope, none here.
• MCU: EFM8BB21F16G
• Operating Frequency: Up to a whopping 50MHz
• Firmware: BLHeli_S C-H-40
• Dimensions: 35x10x7mm – Yes, it’s that slim!
• Weight: 9.1g – Lighter than a packet of crisps!

Includes

• 1x Raptor Slim 40A ESC