{"product_id":"pololu-3440-feetech-mini-servo-ft1117m-fb-with-position-feedback","title":"Pololu 3440 FEETECH Mini Servo FT1117M-FB with Position Feedback","description":"\u003cmeta name=\"description\" content=\"Buy Pololu 3440 FEETECH Mini Servo FT1117M-FB with Position Feedback online in India at best price from The Tech Depot, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\n\u003ch1\u003ePololu 3440 FEETECH Mini Servo FT1117M-FB with Position Feedback\u003c\/h1\u003e\n\n\u003cp\u003eThe Pololu 3440 FEETECH Mini Servo FT1117M-FB is a compact digital servo motor with integrated position feedback capability, designed for precision robotic applications requiring real-time angular position monitoring. Roboticists, automation engineers, and embedded systems developers rely on this servo for projects demanding accurate closed-loop control and feedback verification in space-constrained environments. This servo solves the critical challenge of confirming actual servo position versus commanded position, eliminating uncertainty in multi-joint robotic systems and enabling intelligent error correction algorithms.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe FT1117M-FB represents FEETECH's advanced mini servo technology, featuring a digital control architecture with analog position feedback through a dedicated feedback pin. Unlike standard servos that only accept commands, this model continuously outputs the current shaft position as an analog voltage proportional to the servo angle, enabling microcontrollers and flight controllers to verify movement execution in real-time. The servo utilizes a metal-geared transmission system with a coreless DC motor, delivering consistent torque output while maintaining the compact form factor essential for aerial platforms, robotic arms, and autonomous vehicles.\u003c\/p\u003e\n\n\u003cp\u003eThe integrated feedback mechanism operates independently of the control signal, allowing simultaneous command reception and position reporting without signal interference. This dual-channel operation makes the FT1117M-FB ideal for applications requiring servo health monitoring, position verification, and adaptive control strategies. The servo's digital protocol compatibility with standard PWM controllers combined with analog feedback output provides flexibility for both legacy systems and modern microcontroller implementations, making it a versatile solution for educational robotics, commercial drone systems, and industrial automation projects.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDigital Mini Servo with Analog Position Feedback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eFEETECH by Pololu\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7 days on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping\u003c\/td\u003e\n\u003ctd\u003e1-5 days from Bengaluru\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDelivery\u003c\/td\u003e\n\u003ctd\u003e7-8 days across India\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003e24\/7 via Email and WhatsApp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e4.8V to 6.0V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStall Torque at 6V\u003c\/td\u003e\n\u003ctd\u003e1.8 kg-cm (17.6 mN-m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Speed at 6V\u003c\/td\u003e\n\u003ctd\u003e0.16 seconds per 60 degrees\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFeedback Output Range\u003c\/td\u003e\n\u003ctd\u003e0.5V to 2.5V proportional to position\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Protocol\u003c\/td\u003e\n\u003ctd\u003eStandard PWM (1000-2000 microseconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e23 x 12 x 30 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e9 grams\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003e3-pin servo connector plus feedback wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIntegrated Analog Position Feedback: Dedicated feedback output pin provides real-time servo position as analog voltage, enabling closed-loop control verification and error detection without additional sensors\u003c\/li\u003e\n\u003cli\u003eCompact Mini Form Factor: At just 23x12x30mm and 9 grams, fits into weight-critical applications including quadcopters, hexacopters, and miniature robotic systems\u003c\/li\u003e\n\u003cli\u003eMetal Gear Construction: Durable metal gears withstand continuous operation and higher load conditions compared to plastic alternatives, ensuring reliability in professional applications\u003c\/li\u003e\n\u003cli\u003eStandard PWM Compatibility: Accepts conventional servo control signals (1000-2000 microseconds), integrating seamlessly with Arduino, Raspberry Pi, flight controllers, and commercial servo controllers\u003c\/li\u003e\n\u003cli\u003eDual-Channel Operation: Command and feedback channels operate independently, allowing simultaneous control input and position monitoring without signal conflicts\u003c\/li\u003e\n\u003cli\u003eWide Operating Voltage Range: Functions reliably from 4.8V to 6.0V, compatible with standard battery packs and regulated power supplies used in robotics projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eQuadcopter and Drone Control: Position feedback enables precise gimbal stabilization and camera mount control, with real-time verification that servo reached commanded angle before processing next frame\u003c\/li\u003e\n\u003cli\u003eRobotic Arm Joints: Multi-axis robotic manipulators utilize feedback for joint angle verification, enabling adaptive grip force control and collision detection through unexpected position deviations\u003c\/li\u003e\n\u003cli\u003eAutonomous Vehicle Steering: Self-driving platforms employ feedback for steering wheel position confirmation, detecting mechanical failures or steering linkage issues through position monitoring\u003c\/li\u003e\n\u003cli\u003eEducational Robotics Projects: Students develop intelligent control algorithms using feedback data, learning closed-loop control principles and servo diagnostics in hands-on STEM environments\u003c\/li\u003e\n\u003cli\u003eAnimatronic and Puppet Control: Character animation systems use feedback to synchronize multiple servo movements, ensuring coordinated motion across distributed servo networks\u003c\/li\u003e\n\u003cli\u003eIndustrial Valve Actuators: Automated systems monitor valve position feedback for process verification, detecting stuck valves or actuator failures in critical control applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003cp\u003eConnect the servo using the standard 3-pin connector: signal wire to your microcontroller PWM output pin, power wire to 4.8-6.0V supply, and ground to common ground. Additionally, connect the feedback wire (typically a separate thin wire) to an analog input pin on your microcontroller. Configure your PWM output to generate standard servo pulses between 1000-2000 microseconds, where 1500 microseconds represents the neutral 90-degree position. The feedback output will vary linearly from approximately 0.5V at minimum angle to 2.5V at maximum angle, allowing you to read the analog voltage and calculate actual servo position using simple linear mapping formulas.\u003c\/p\u003e\n\n\u003cp\u003eImplement closed-loop control by comparing the commanded position with the feedback voltage. If feedback indicates the servo has not reached the commanded position after the expected movement time, your control algorithm can increase drive power, retry the command, or trigger an error alert. For applications requiring high precision, use a microcontroller's analog-to-digital converter with appropriate resolution (10-bit minimum recommended) to capture feedback voltage accurately. Always include current-limiting resistors on feedback lines if routing through long cables, and consider adding small capacitors (0.1 microfarad) across feedback lines to filter electrical noise in electrically noisy environments like drone platforms or industrial machinery.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between feedback voltage and servo position angle?\u003c\/summary\u003e\n\u003cp\u003eThe feedback voltage varies linearly with servo shaft angle. At minimum position (typically 0 degrees), output is approximately 0.5V. At maximum position (typically 180 degrees), output is approximately 2.5V. The relationship is linear, so you can calculate actual angle using the formula: Angle = (Feedback_Voltage - 0.5V) \/ (2.0V) × 180 degrees. Always calibrate your specific servo unit to account for manufacturing tolerances in feedback voltage endpoints.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use this servo with standard Arduino servo libraries?\u003c\/summary\u003e\n\u003cp\u003eYes, the servo accepts standard PWM control signals compatible with Arduino servo libraries. However, to utilize position feedback, you must additionally read the analog feedback pin using analogRead() function and implement your own feedback processing logic. The servo library alone only handles command output, not feedback input. You will need to write custom code to read the feedback voltage and compare it against commanded positions for closed-loop verification.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the maximum current draw and power consumption?\u003c\/summary\u003e\n\u003cp\u003eAt 6V supply with no load, the servo draws approximately 50-100 milliamps during normal operation. Under stall conditions (maximum torque), current can reach 500-700 milliamps. For multi-servo systems, calculate total current demand and ensure your power supply can deliver peak current without voltage sagging below 4.8V minimum. A typical 2S LiPo battery (7.4V nominal) with a voltage regulator set to 5.5V can reliably power 4-6 of these servos simultaneously with adequate filtering capacitors.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs the feedback output isolated from the control signal?\u003c\/summary\u003e\n\u003cp\u003eYes, the feedback output is completely independent of the control signal. The feedback pin provides a continuous analog voltage representing shaft position, regardless of whether control signals are being received. This allows you to monitor servo position even when not actively commanding movement, useful for detecting external forces acting on the servo shaft or verifying servo health during system initialization routines.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eOrders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return and warranty policy?\u003c\/summary\u003e\n\u003cp\u003eWe offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eWhy Buy from The Tech Depot\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Products: Sourced directly from authorized distributors with authentication\u003c\/li\u003e\n\u003cli\u003eExpert Team: Our technical team validates every product before listing\u003c\/li\u003e\n\u003cli\u003eFast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse\u003c\/li\u003e\n\u003cli\u003ePan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata\u003c\/li\u003e\n\u003cli\u003ePayment Options: COD, UPI, credit\/debit cards, net banking, EMI available\u003c\/li\u003e\n\u003cli\u003eTechnical Support: 24\/7 expert guidance via email and WhatsApp\u003c\/li\u003e\n\u003cli\u003eReturns: 7-day return policy on manufacturing defects only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuy Pololu 3440 FEETECH Mini Servo FT1117M-FB with Position Feedback Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003ePololu 3440 FEETECH Mini Servo FT1117M-FB with Position Feedback\u003c\/strong\u003e online at \u003ca href=\"https:\/\/thetechdepot.in\"\u003eThe Tech Depot\u003c\/a\u003e, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003ePololu 3440 FEETECH Mini Servo FT1117M-FB with Position Feedback\u003c\/strong\u003e with fast shipping and expert support.\u003c\/p\u003e\n\u003cp\u003eOur team in Bengaluru is available 24\/7 to support your journey from product selection to project completion.\u003c\/p\u003e","brand":"The Tech Depot","offers":[{"title":"Default Title","offer_id":48743653835009,"sku":"TTD-8489","price":1347.26,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/1577\/3185\/files\/67ee6d4192b7e16195ebaf07dc8dd828.jpg?v=1778061073","url":"https:\/\/techdepot.in\/products\/pololu-3440-feetech-mini-servo-ft1117m-fb-with-position-feedback","provider":"Tech Depot India","version":"1.0","type":"link"}