Hc-sr04 Ultrasonic Moduletowerpro Sg90 9g Servo Motor Rc Robot Smart Car Control

US $9.88

  • DONGGUAN, GUANGDONG, China
  • Jan 29th
Welcome to our store! The part number: 1101-0004 SG90 9G micro small servo motor   Dimension: 23mm x 12.2mm x 29mm  Net Weight: 9 grams  Operating speed: 0.12second/ 60degree ( 4.8V no load)  Stall Torque (4.8V): 17.5oz /in (1kg/cm)  Temperature range: -30 to +60  Dead band width: 7usec  Operating voltage: 3.0V~7.2V  Fit for ALL kind of R/C Toys     HC-SR04 Ultrasonic Module Description: Module main technical parameters: 1.Working Voltage : 5V(DC) 2.Static current: Less than 2mA. 3.Output signal: Electric frequency signal, high level 5V, low level 0V. 4.Sensor angle: Not more than 15 degrees. 5.Detection distance: 2cm-450cm. 6.High precision: Up to 0.3cm  7.Input trigger signal: 10us TTL impulse 8.Echo signal : output TTL PWL signal Mode of connection: 1.VCC 2.trig(T) 3.echo(R) 4.GND   How Module works:     (1) using IO trigger distance, the high signal to at least 10us;     (2) module automatically sends eight 40khz square wave, automatically detects whether a signal return;     (3) a signal back, through the IO output a high electrical  level, high electrical  level duration is: the ultrasound time from launch to return. Test distance = (time of the high  electrical level * speed of sound (340M / S)) / 2;   Package list: 1* HC-SR04 Ultrasonic Module 1* SG90 9G micro small servo motor 3* fastener All necessary screws and nuts

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