SUMSUNG U608原理图

SGH-U600 schematic1

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A

A

B

RFS100 KMS-512
G G C A

F100 ANT100 RC1005J1ROCS

VBAT

B

R119 0

L102 3PF

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1

ANT VBAT PAM100 SKY77331 PAC_EN
C105 5.6pF 1 ENA 2 DCS|PCS_IN 3 BS 4 VSUP 5 VBATT COUP_OUT 16 GND 15 DCS|PCS_OUT 14 GND 13 GSM_OUT 12 GND 11 GND 10 GND 9 GND 17 C117 470PF R102 24 C100 22pF L100 39nH ANT101

R100 1

L101 18nH

C101 NC

TX_FB
R101 220 R103 220 L103 10nH C106 10nF C107 2.2UF C102 100nF C108 22pF C103 10UF 10V C109 100PF C104 100nF C

DCS74138_OUT
C

BAND_SEL

R105

2.7nH

VPC GSM74138_OUT SAT_DET

R106 C112 R107

2.2K,1% 15pF 0

6 VPC 7 GSMIN 8 RSVD

8 ANT L105 10nH 850_RX 850_RX EGSM_RX EGSM_RX DCS_RX DCS_RX PCS_RX PCS_RX 18 19 16 17 14 15 12 13 C115 0.75PF

C114 0.5pF

C110 NC

GSM_TX_EN DCS_TX_EN

6 VC1 21 VC2

L106 10nH L107 6.2nH

2 3