Panasonic KX-TG3411BXH Service Manual page 69

(MAX500mA) +1.8V
Q2
(1)
GND
(2)
(3)
POWER
S1
1 2
(4)
C38 NC
CP+3.0V
CP3V
C52 K10u
C53 K10u
C54
D10p
(5)
(6)
(7)
GND
40
CP_C1y
39
CP_C2x
38
CP_C1x
37
ULP_XTAL
36
DP0/PAOUTn/P3_0
35
VDD_PA
34
DP1/PAOUTp/P3_1
33
P1_7/CHARGE
CHARGE_CTRL
32
CHARGE_CTRL
R46
31
0
SOCn
30
SOCp
29
L47
NTC/ADC2
28
ADC1/INT0/P1_0
GND
27
ADC0/P3_3
26
LDO_CTRL
25
AVD
24
LSRn
23
LSRp
22
VREFm
21
MICh
C17 D10p R215
(8)
0
(9)
C18 D10p
GND
VREFm
(10)
(11)
(12)
VREFm
(13)
IC5
81 GND2
82 GND3
83 GND4
84 GND5
85 GND6
86 GND7
GND
1.8V
RF BLOCK
VBAT
GND GND
CHARGE
SOCn
SOCp
COL0
LDO_CTRL
LSRn
LSRp
Handset TX
MICp
MICn
92
GND13
91
GND12
90
GND11
89
GND10
88
GND9
87
GND8
GND
ANT-Short
ANT-Short-GND
GND
ANT1_TP
GND
for 3fo for 4fo
W=0.2mm W=0.2mm
W 0.35mm
L 11.5mm
angle=75deg angle=75deg
1st layer
L=3.8mm L=3.0mm
angle angle
L L
W W
1.2pF
2.6 2.6mm
GND GND
W 0.15mm BPF W 0.15mm
L 4.0mm L 5.0mm
1st layer 1st layer
Handset RX
GND GND GND GND
R73 82
R74 82
VREFm VREFm
KX-TGA341 SCHEMATIC DIAGRAM (Handset_Main)
69
KX-TG3411BX/KX-TG3412BX/KX-TG3419BX/KX-TGA341BX
W 0.15mm
L 8.8mm
3rd layer
R807
220
GND GND
D801
C826 L826
4.7n
10p
GND
W 0.15mm
GND GND
VBAT
L 2.6mm
GND
Gap 0.125mm
1st layer
Pre-matching
GND
GND
W 0.35mm
L 10.0mm
3rd layer
C812
GND
10p
L803
Open-Stab 8.2n
W 0.5mm
Balun
L 2.0mm
3rd layer
GND
R806
220
W 0.15mm
L 7.0mm
3rd layer
GND
RCV+
+
RECEIVER
-
RCV-
1
MICAP1
2
*RF-SHIELD
GND
NC: No Components
TXON
L863
RF_RXn
1.5n
RF_RX
L864
RF_RXp
1.5n
RF_TXp
RF_TX
GND
RF_TXn
GND
TXON
GND