MT6631 Schematic design notice of 51_CONNECTIVITY_CONSYS_MT6631 [1.0 ed.]

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5

4

3

2

1

C5027 1

AVDD18_WBT

BT_DATA

BT_DATA

BT_CLK C / 100 / nF / 6.3V C5005 D_GND

[13]

2

1

BT_CLK

WF_CTRL0

2 WF_CTRL1

C / 100 / pF / 50V

[13]

WF_CTRL0

[13]

WF_CTRL1

[13]

WF_CTRL2

[13]

D_GND WF_CTRL2

31

7

D_GND

M5028 L / 1.4 / nH

2

50 Ohm

COM

HB

6

1

2

50 Ohm

GND

5

M5027 3 GND L / NC / 0201

D_GNDM5029 L / NC / 0201

GND

2

1

C5006 C / 4.7 / uF / 6.3V 1 2

D_GND

21 WF_CTRL2

23

22 WF_CTRL1

BT_CLK

WF_CTRL0

24

25 BT_DATA

26 AVDD18_WBT

27 AVDD18_WBT

WF_IN

33

C5009 C / 100 / pF / 50V 1 2

34

AVDD33_WBT

WF_QP

WF_RF_5G

WF_QN

2 50 Ohm

35

D_GND

FM_AVDD28 M5011 L / NC / 0201 C5011 C / 10 / nF / 10V 1 2 D_GND

M5010 L / NC / 0201

20

WF_IP

19

WF_IN

18

WF_QP

17

WF_QN

16

BT_IP

15

BT_IN

14

BT_QP

13

BT_QN

12

GPS_I

WF_IP

[13]

WF_IN

[13]

WF_QP

[13]

WF_QN

[13]

36

WF_AUX_5G

BT_IP

MT6631N

AVDD28_FM

BT_IN

BT_IP

[13]

BT_IN

[13]

Note: 51-4

D_GND

37

D_GND

FM_LANT_N

BT_QP

FM_LANT_P

BT_QN

GPS_RFIN

GPS_IP

AVDD18_GPS

GPS_IN

2

38

L / 82 / nH

2

5

C / 18 / pF / 50V

PON

D_GND

AO GND

[13]

3

GPS_ANT

1

50 Ohm

[13]

CONN_HRST_B

CONN_TOP_DATA

CONN_TOP_DATA

D_GND [13]

CONN_TOP_CLK

CONN_TOP_CLK

[13]

1 2

1

GPS_QP 10

GPS_QN 9

XO_IN 8

7

NC

CEXT 6

WB_PTA

GPS_Q

2 GPIO_GPS_LNA_EN

GPIO_GPS_LNA_EN

GPS_Q

[13]

CONN_HRST_B

CONN_WB_PTA

CONN_WB_PTA

R5014 M5023 C / NC / 0201

MT6631

D_GND

C / 10 / nF / 10V 2 VCC

U / BGA824N6

M5014 C / NC / 0201

11

2

2

1

AI

6

[13]

C5018

1

GNDRF

GPS_I

C / 100 / pF / 50V

2

[13]

1

1

2

4

2 3 5

G G G

OUT

4

D_GND

D_GND

C5014

U5005 M5013 L / 5.6 / nH 1

M5012

D_GND

C / 1 / uF / 6.3V C5017 2 1

matching value depends on D_GND LNA selected

1 L / 56 / nH L0201

5

GPS xLNA

2

1

VCN28_PMU

CONN_TOP_CLK

DVSS

4

41

L5002

CONN_TOP_DATA

C5013 C / 4.7 / nF / 25V

3

2

D_GND

CONN_HRST_B

40

2

2

1

39 C5030 50 Ohm AVDD18_GPS C0201

1

C / NC / 0201

2

D_GND

IN

BT_QN

C

1 R / 0 / ohm 2

C / NC / 0201 2

C5029

1

R5010 R / 0 / ohm / NC 2

R5009 R / 0 / ohm / NC

U5006 BPF / SAFFB1G56AC0F0A SAWFILTER/SMD/SAFFB1G56AC0F0A

[13]

R5011

AVDD28_FSOURCE

1

FM_ANT_P 1

[62]

C

Close to ANT

BT_QP

L5001

1

M5019 C / 18 / pF / 50V

D_GND D_GND FM_ANT_N

[62]

1

C0201

GPS_RF_LNA1

WIFI_VDET_5G

NC

2

2

2

C / NC / 0201

50 Ohm

50 Ohm

28

29

WF_IP

4

C5026

2

C0201

1

1 2

D_GND

C5025

GND

LB

3

D_GND

50 Ohm

WB_RF_2G

Note: 51-3

2

2 L / 1.4 / nH

1

1

R / 0 / ohm

D_GND

M5009 L / 1.4 / nH

HPF HPF / DEA105150HT-8044A1 4 1 Output Input

1

GND

1

2

D_GND

1

8 MB

GND

5

3 6

4

2

WBG_ANT

1

D_GND

32

D_GND AVDD33_WBT

D_GND

U5002 TRPX / TP2012-A1255DAT/LF

M5018

C / NC / 0201

[36]

CON5001 M5024 Car_Kit / MM8130-2600 2 1 1

D

2

2

D_GND

D_GND D_GND

WB_VDET_2G

M5006 L / 9.1 / nH

WIFI_AUX_2G

M5004 L / 8.2 / nH

WB_ANT 50 Ohm M5007 L / NC / 0201

U5003 U / MT6631N/AJCB-PGVA-L

2

M5003 L / NC / 0201

2

1

1

G G G

M5005 R / 0 / ohm 1 2

5 3 2

1

1

RF_WBT 50 Ohm

U5004 BPF / SAFQA2G45MA0G0A BPF / QM22547 4 1 OUT IN

M5002 R / 0 / ohm 1 2

D

30

Close to Antenna

[13]

R / 0 / ohm

D_GND

B

B

D_GND

BEAD5001 VCN28_PMU C5019 C / 1 / uF / 6.3V

2

FB / BLM03AG121SN1

1

FM_AVDD28

U5001 D_GND 1

2

1

R / 0 / ohm

2

3

OUT

VCC

4

R / 0 / ohm / NC GND

GND

1

2

2

1

2

AVDD18_GPS

D_GND

PMIC R5016/R5017 NC, R5003/R8005 0ohm

Schematic design notice of "51_CONNECTIVITY_CONSYS_MT6631" Note 51-1:

1

2

VCN18_PMU

R5012 R / 0 / ohm

R5003

R / 0 / ohm

R5008 R / 0 / ohm 2

C5028 C / 10 / pF / 50V AVDD18_WBT

1

1

VCN28_PMU

R / 0 / ohm / NC

2

CONN_XO_IN_BB

R5017

C5012 C / 1 / uF / 6.3V

1

[13]

TCXO / KT2016K26000ZAW18T5S / NC

R5016

1

R5018

D_GND

D_GND 2

PMIC_CLK_WCN

[22]

Note: 51-1

TCXO R5016/R5017 0ohm, R5003/R8005 NC

AVDD33_WBT

1

2

VCN33_EXT

R5015 R / 0 / ohm

Note: 51-2

For R5015 size, please select 0402 size or larger one

A

A

Note 51-2:

1

Please refer to MT6762 Baseband design notice for VCN33 LDO selection guide

2

VCN33_PMU

R5019 R / 0 / ohm / NC

Note: 51-5

Note 51-3:

If WiFi 5G not support, connect pin 34(WF_RF_5G) to GND

Note 51-4:

Pin 36 (AVDD28_FM) must be connected to VCN28 even if FM not support

Note 51-5:

If WiFi 5G were no need, VCN33 could be chosen from PMIC output (VCN33_PMU)

Title

51_CONNECTIVITY_CONSYS_MT6631 Size C Date:

5

4

3

2

MTK Confidential Monday, April 08, 2019

Sheet 1

51

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