Schematics

FCC ID: 2ADM5-HP0363

Schematics

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FCCID_4474807

             6                                                                                                       5                                    4                                                                3                                                   2                                                   1
                                                                                                                                                                                                                                                                                                                          REVISION RECORD

                                                                                                                                                                                                                                                                                                                LTR   ECO NO:                    APPROVED:   DATE:




                                                       Main chip Part                                                                                                MIC part
                                                                                                                                                                                                                                                    DM2    1        DACR




                                                        NC
                                                                                   BT_OSC1                                                                                                                                                                 1      VCMBUF
                                                              C1                                                                                                                                                                                    DM1
D                                                                                                                                                                                                                                                                                                                                                                    D




                                                              1Y




                                                                                                                                                                                      OI DDV
                                                                         Z H M62
                                                                                    BT_OSC0                                                                                                                                                         DM4    1            DACL
                                                        NC    C7




                          VCMBUF                                                                                                                                                                                                                    DM3    1       VCMBUF




                                                                                                                                                                          3 R K8. 6
                                                             U1    AB5337B
                    CHRG-LED                   1                                         16
                                                    VCMBUF                       DACL                                DACL
                                               2                                         15
                                                    VDDDAC                       DACR                                DACR
                                               3                                         14                                                                                                                          MIC
                                                    AGND            IR/ADC10/MICL/PF2                                MIC                                                                            C2   104
                              C3    NC   VUSB 4                                          13
                                                                                                                     BLUE_LED
                                                    VUSB              ADC5/USB_DP/PB3
                              C4   104   VDDIO 5
                                                    VDDIO                    BT_OSCO
                                                                                         12
                                                                                                                     BT_OSC0
                                                                                                                                                                                                                                           Speaker Point




                                                                                                                                          4T NA
                              C5   105    BAT 6                                          11                                         RA1                                                             C8   NC
                                                    VBAT                      BT_OSCI                                BT_OSC1
                                               7                                         10




                                                                                                                                                                                  1
                                                    DGND                        BTANT
                                   105   VDDBT 8                                         9                           PWRKEY
                                                    VDDBT                    PWERKEY
                                    C6




                                                                                                                                                                     1M
                                                                                                                               R2         R1




                                                                                                                                                                                  2
                                           BAT




C                                                                                                                                                                                                                                                                                                                                                                    C


                                                                                                                                                  LED drived by internal 300Ω chip inside
    Charge circuit                                                                                                                                                                             D1         BLUE
                                                                                                                                                               BLUE_LED                        1                 2

                                                                                                                                                                                               D2         RED
                                                                                                                                                              CHRG-LED                         1                 2



                                                                                                                                                                                                                                                    Key circuit                     S6
                                                                                                                                                                                                                                                                               POWER/PP/PHONE
                                                                                                                                                                                                                                                  PWRKEY                       2            1
                                                                                                                                                                                                                                                                               4            3


                                                                                                                                          AGND should be close to BATT-
     6


                   8
           1J




                             1               VUSB
                    VBUS
                             2
                       D-
                             3
                      D+                    BLUE_LED              BAT
                             4
          7 1 DNG/ MF

              4 DNG/ MF




                       ID
                             5
                     GND
                                                                                          2




                                 USB-MICRO5P
          9/ MF
     2 DNG/ MF

     3 DN G




                                                                        BATT+ 1
                                                                                              2 N OC
                                                                                                       m m0. 2/ P2
                                                                                          1




                                                                         BATT- 1


B                                                                                                                                                                                                                                                                                                                                                                    B

                                                                         NC        RP2




                                                                                                                                                                                                                                                                                   COMPANY:


                                                                                                                                                                                                                                                                                                                                                                     A
A                                                                                                                                                                                                                                                                                  TITLE:
                                                                                                                                                                                                                                                                                                        BT-02-AB5337B_V1.0
                                                                                                                                                                                                                               DRAWN:                          DATED:




                                                                                                                                                                                                                               CHECKED:                        DATED:
                                                                                                                                                                                                                                                                                                CODE:   SIZE:             DRAWING NO:                        REV:



                                                                                                                                                                                                                               QUALITY CONTROL:                DATED:
                                                                                                                                                                                                                                                                                                         C
                                                                                                                                                                                                                               RELEASED:                       DATED:
                                                                                                                                                                                                                                                                                   SCALE:                                         SHEET:    1
                                                                                                                                                                                                                                                                                                                                            OF         1



Document Created: 2019-10-11 03:36:32
Document Modified: 2019-10-11 03:36:32

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