10-37 Chapter 10: Digrams and Parts Lists:
December 6, 2004 68P81083C20-D
Figure 10-23. Controller, Power Control Schematic Diagram
PA_DIS!-!EUROPEAN!VERSION
PA_DIS!-!US!VERSION
Connected!to!ground!by!NTC!thermistor!0680149M02,!100k@25C,!9.7k@85C
R0554!IS!LOCATED!IN!THE!AUDIO/REGULATOR!SCHEMATIC
NOT!PLACED
N/P
N/P
N/P
R0554!connects!VFWD_BUF!and!VSUM
PARTS!USED!FOR!EUROPEAN!TRANSMITTER!RISE/FALL!TIME!REQUIREMENTS
4.65V
PARTS!NOT!PLACED!FOR!DOMESTIC!MODELS
N/P!DOMESTIC
TEMPERATURE!PROTECTION
CURRENT!LIMIT
POWER!CONTROL!D/A
FORWARD!POWER
DETECT!BUFFER
POWER!CONTROL!AMPLIFIER
POWER!RANGE!CONTROL
POWER!CONTROL!SUMMING!NODE
N/P!DOMESTIC
N/P!DOMESTIC
N/P!DOMESTIC
N/P!DOMESTIC
NOT!PLACED
*R0583*
237K
100K
R0555
U0550-2
MC3403
6
5
7
4
11
9.3V
Q0553
270
R0528
9.3V
10K
R0572
1uF
C0569
47K
R0550
*R0573*
8.2K
100K
R0588
Q0555
Q0554
C0555
R0558
100pF
47.5K
47.5K
R0567
R0597
TP0402
1
0
U0202-1
MC3403
2
3
1
4
11
Q0556
3.3K
R0594
Q4
3
R1
5
R2
12
R3
14
R4
16
VDD
D_OUT
EN
6
GND
7
NC
8
NC1
9
2
Q1
4
Q2
11
Q3
13
U0551
MC144111
CLK
10
1
D_IN
15
4.7K
R0580
4.7K
R0568
100pF
C0566
100
R0571
R0579
TP0406
1
4.7K
4.7K
R0595
C0230
R0570
0.1uF
SW_B+
1K
100pF
C0551
U0550-3
MC3403
9
10
8
4
11
4.7K
R0581
15K
R0561
*R0577*
100K
4.7K
R0578
1K
R0585
TP0407
1
9.3V
SW_B+
100K
R0599
C0562
U0550-4
MC3403
13
12
14
4
11
100pF
C0554
100pF
0
R0548
R0556
0.1uF
C0231
9.3V
1K
TP0403
1
1K
R0586
10K
R0559
SW_B+
9.3V
0
R0598
C0570
R0576
0.1uF
47.5K
100K
R0562
*R0587*
6.8K
0
R0565
*R0552*
27K
Q0552
SW_B+
3.3K
R0592
CR0550
100pF
C0553
47.5K
R0551
47.5K
R0569
*R0557*
10K
R0566
Q0551
10K
*R0547*
22K
2
3
1
4
11
9.3V
U0550-1
MC3403
237K
R0549
*R0546*
4.7K
0.1uF
C0552
*R0582*
47.5K
*R0553*
100K
237K
R0589
TP0400
1
4.7K
R0591
22K
R0590
0.1uF
C0568
0
R0596
R0560
47.5K
CR0553
30K
R0564
9.3V
R0574
10K
CR0551
C0559
100pF
C0557
43pF
*R0563*
+5V
8.2K
47K
R0584
C0572
0.1uF
22K
R0593
PA_PWR_SET
RX_CNTL1
RX_CNTL1
PA_DIS
PA_CNTL_LIM
PA_CNTL_LIM
PA_CNTL
VFWD_BUF
VSUM
CURRENT_SENSE-
VDRIVE
PA_TEMP
K9.1V
TEMP_GND
V_FORWARD
CUR_LIM_SET
CURRENT_SENSE+
PWR_RANGE
DA_SEL
SPI_TX_DATA
CLK
TEMP
K9.1_ENB
47K
47K
47K
47K
MAEPF-28109-O
To Next Page
Loading...
