XC9140 (De XCL303/XCL304Series ■TEST CIRCUITS < Test Circuit No.① > < Test Circuit No.② > Wave Form Measur e Point L2 L1 L2 L1 CE LX CE LX VIN FB VIN FB CIN CIN A A GND VREF GND VREF RLX CVREF CV V REF < Test Circuit No.③ > < Test Circuit No.④ > V Wave Form Measur e Point L2 L1 Wave Form Measur e Point L2 L1 CE L L X CE X RFB1 V V IN FB IN C FB C IN IN RFB2 R GND CL L V GND V R EF R EF CVREF IS CVREF < Test Circuit No.⑤ > < Test Circuit No.⑥ > L2 L1 L2 L1 L CE LX CE X V V IN IN FB C FB C IN IN A GND V GND VREF R EF A CV CVREF REF A 5/24