返回目录 上电时序图 信号脚 量测点对 应序号 二极 体 电压 KPD_PWR_N or PON_1 (KYPD_PWR_N_CON MBG_EN (BBCLK_MSM_EN) UVLO_ON VREG_S4 (VREG_S4_2P05) VREG_S3 (VREG_S3_1P3) GPIO4 VREG_L3 (VREG_L3_1P15) VREG_S2 (VREG_S2_1P15) VREG_S5 (VREG_S5_S6_1P1 5) MPP1 1 2 3 4 5 6 7 8 9 TP3035 1.51V 1.8V 1 / / / / / / C535 0.44V 2.05V C531 0.41V 1.3V / / / C621 0.34V 实际 1.3V C516 0.31V 1.17V C519 0.35V 1.15V 2 (VDD_PX_BIAS_MP 10 C1207 0.59V 1.25V P) VREG_L5 (VREG_L5_1P8) VREG_L7 (VREG_L7_1P8) VREG_L2 (VREG_L2_1P2) VREF_L13 11 12 13 C613 0.31V 1.8V C614 0.32V 1.79V C620 0.27V 1.2V (VREG_L13_3P075 14 C617 0.59V 3.07V 实物点测图 0.59V 1.25V 10 0.43V 1.8V 19 U801 0.34V 1.3V 14 7 0.59V 3.07V 0.27V 1.2V 13 0.32V 1.79V 11 18 0.31V 1.8V 0.75V 0.79V U201 0.6V 2.95V 16 4 0.44V 2.05V 12 0.45V 2.9V 15 17 0.7V 2.95V ) VREG_L8 (VREG_L8_2P9) VREG_L12 (VREG_L12_SDC) VREG_L11 (VREG_L11_SDC) BBCLK1 (BB_CLK) PON_RESET_N 15 16 17 18 C622 0.45V 2.9V C645 0.6V 2.95V C624 0.7V 2.95V 1 1.51V 1.8V J2402 R201 0.75V 0.79V (PM_PON_RESET_N 19 C807 0.43V 1.8V ) PS_HOLD 20 / / / 返回目录 全景图 TOP面 1 BOTTOM面 2 U1501 5 0.41V 1.3V 0.35V 1.15V 0.31V 1.17V 9 8