APPLICATON NOTE PT8A996S/201S DEMO BOARD SW1 A1 B1 M1 M2 J1 B1: SW1: A1: J1: R28: R27: M2: M1: SPECIFICATION NO.: PS-1008 R28 R27 Power Supply Switch Antenna FC Port Servo Feedback Adjust Steering corner Steering Motor Driver Speed motor Driver REV.: -- Page 1 of 6 APPLICATON NOTE PT8A996S/201S DEMO BOARD Instruction B1: Power Supply 7.2V or 9.6V Battery- packs Black wire is ground SW1: Switch To right is OFF, another side is ON A1: Antenna 50 cm wire J1: FC port Output 75Hz pulse signal, the positive pulse width is from 0.85ms to 1.66ms. R28: Servo Feedback Connect to Servo Feedback The voltage should be increased when steering move leftward and the voltage should be reduced while steering move rightward. The input voltage rang: 3/8 VDD ~ 5/8 VDD (1.23V ~ 2.07V) R27: Adjust steering corner The original steering corner can be adjusted via this variable resistor M2: Steering motor driver To Steering motor M1: Speed motor driver To speed motor, the supply current less then 3A. Output Current 2A 3A VDD1 is voltage of battery SPECIFICATION NO.: PS-1008 Output Voltage VDD1-1.0V VDD1-1.5V REV.: -- Page 2 of 6 APPLICATON NOTE PT8A996S/201S DEMO BOARD 1 2 3 4 VCC R3 120 D D2 1N60 L3 2uH L1 5.1u C5 0.01u R1 6.8k D3 1N60 C6 10p C7 680p C4 1000p T2 R4 510 VT1 9018 C3 27p C8 0.047u R2 2.7k 1 IC1 RFI NC 14 2 NC DET 13 3 OFFSET1 VDD 12 4 OFFSET2 VDD 11 5 OSC IFI 10 6 MIXO NC 9 GND AGC PT8A201W 8 7 L2 2.2u C G2 27M C23 3-10p C15 0.1u VCC T1 C9 180p C2 0.1u VCC VCC1 C FL1 C19 0.1u VT14 B772 R24 100 SRV R27 5k B SI C12 4700p 1 F2 20 F2 Back 2 BACKWD F1 19 F1 Right 3 RIGHT PC 18 Left 4 LEFT SRV 17 VCC SRV 5 GND OSCI 16 6 VT2 OSCO 15 7 VT1 VDD 14 F1 R7 10K R12 10M C13 0.01u 1K IC2 FORWD For VT R29 M2A VT7 8050 R28 3 2 1 to Servo Feedback VT15 B772 8 VO2 SI 13 9 VI2 FC 12 10 VO1 PT8A996 VI1 11 R25 100 FC R8 VT9 D882 Right C1 150p B VCC1 DET 0.1u R6 For R13 C17 0.1u VT10 B772 R14 100 2k M1A A F2 J1 3 2 1 CON3 1K LED2 1 SPECIFICATION NO.: M1B R15 100 M1A M1B VT5 8050 R18 2k VT3 D882 M1 1 2 to Speed Motor Back FC VCC1 2 PS-1008 VT11 B772 VT4 8050 VT2 D882 R30 M2 1 2 to Steering Motor R26 2k Left C14 10K M2A M2B VT6 8050 VCC SI 2.2M LED1 C10 150p M2B VT8 D882 R23 2k G1 455k D D4 431 3 2 R5 1.5k C20 470U R11 10k DET B1 1 2 to Power SW1 Switch R10 3.3k C21 3.3u VCC VCC C22 100u C16 0.1u C11 0.015u D1 1N5817 VCC1 R9 200 VCC 1 A1 VT R22 C18 47u 1.3k 3 REV.: -- A R16 0.22 4 Page 3 of 6 APPLICATON NOTE PT8A996S/201S DEMO BOARD SPECIFICATION NO.: PS-1008 REV.: -- Page 4 of 6 APPLICATON NOTE PT8A996S/201S DEMO BOARD Bill of Material Used Part Type Designator ==== ========= ================================ 1 1 2 1 6 2.2M 0.015u 0.01u 0.047u 0.1u 1 1 1 1 1 3 1 1 1 2 1 2 1 2 1 1 1 1 1 4 1 1 1 4 1 1 1 1 1 1 1 1 1 1 1 1 0.22 .3k 1.5k 1000p 100u 10k 10M 10p 120 150p 180p 1K 1N5817 1N60 2.2u 2.7k 200 27M 27p 2k 2uH 3.3k 3.3u 100 3-10p 431 455k 4700p 470U 47u 5.1u 510 5k 6.8k 680p 7.2v SPECIFICATION NO.: PS-1008 R6 C11 C13 C5 C8 C14 C15 C16 C17 C19 C2 R16 R22 R5 C4 C22 R11 R7 R8 R12 C6 R3 C1 C10 C9 R29 R30 D1 D2 D3 L2 R2 R9 G2 C3 R13 R18 R23 R26 L3 R10 C21 R14 R15 R24 R25 C23 D4 G1 C12 C20 C18 L1 R4 R27 R1 C7 B1 REV.: -- Page 5 of 6 APPLICATON NOTE PT8A996S/201S DEMO BOARD Used Part Type Designator ==== ========= ============================== 4 1 4 1 4 1 1 1 SPECIFICATION NO.: 8050 9018 B772 CON3 D882 PT8A201W PT8A996 Servo Feedback PS-1008 VT4 VT5 VT6 VT7 VT1 VT10 VT11 VT14 VT15 J1 VT2 VT3 VT8 VT9 IC1 IC2 R28 REV.: -- Page 6 of 6