Motorola CDM Series Detailed Service Manual page 595

VHF (136–174 MHz) 25–45 W LDMOS PCB 8471234L02, Schematics, and Parts Lists
PASUPVLTG_VHF_PA_1
FSWB2
G
FSWB
R3515
R3510
PASUPVLTG
L3402 100K
0 R3511
57R01
100
A+
C3405 C3406
470pF 470pF
R3512
100K
9V3_VHF_PA_1
G
9V3 9V3FLT
L3421
57R01
C3421
R3513 C3511 R3514
.033uF
100K 1000pF 100K
NU NU
U_PREDRIVER
C3403
C3402 33pF L3403
.022uF 68nH
L3401
4.22nH
C3404
33pF
C3400 R3400
470
330pF
TP3401
C3401
TXINJ_VHF_PA_1 330pF
G 16
TXINJ RFIN RFOUT1
1 7
VCNTRL RFOUT2
R3402
14 2
15 VD1 VG1
11 U3401 3
G2 VG2
5185130C65
R3401 R3403
8
300 300
NC1
9
NC2
10
NC3
R3405 15
C3413
NC4
100 .022uF
NU
C3410
.022uF
C3415
.022uF
A+
Q3411
PA_SWB
INT_SWB_VHF_PA_1
C3428
G
INT_SWB 2200pF
MOSBIAS_2_VHF_PA_1
G
MOSBIAS_2
R3404
47K
R3408
47K
C3575
R3566 120pF
Q4452
100K
A+
R3567
2.7K
A+
U_PREDRIVER
R3444
2.7
U3503-2
6 8 LM6142
R3445
7 2.4K
5
4 U3402-1
4
LM6142
3
1
8 2
PA_SWB
C3440
1000pF
A+
A+
R3407 C3437
5.1 .033uF
2 8
1
C3436
3 V_SENSE
10uF
4
T3409
U3503-1
Q1503
LM6142
C3512
C3513
1000pF
C3514 C3515 R3517
1000pF
.01uF NU 2200pF 3.6K
C3438
470pF
C3419
L3411
330pF
68nH
L3412 L3414
C3411 C3412
12nH 7.66nH
C3417
.022uF 330pF
47pF C3423
1uF
L3413
C3420 L3422
11.03nH 330pF 13.85nH
C3418
NU
33pF
A+
C3424
R3581 R3578 470pF
57R01 R3576
100K 100K
L3450 100K
NU R3414
120
Q3421
Q4455
Q4457 R3415 R3416
C3578
36 36
120pF
1
R3577
100K R3579
2.7K
C3414
330pF R3411
1
6.8K
TP3408
NU
C3425 C3426
R3582 330pF
.022uF
Q4456
100K A+
R3424 2.7
2.7
R3425
C3416 R3412 U_DRIVER
330pF 5.6K
R3426 2.7
R3422
R3428
2.2K R3427 2.7
2.4K
4
5
R3421
7
39K
R3560
6 8
0
LM6142
R3423 PA_SWB
U3402-2
TP3406 39K
C3427
2200pF
Q3422
R3406
100K
S3440
SWITCH
1 2
9V3FLT
R3442 R3440
0
2.2K
NU
R3441
39K
Q3442
R3443
39K
C3544 C3545 C3546
A+ 0.1uF .01uF 1uF
L3436 FSWB2
57R01
R3518
L3437
.01
17nH
FSWB
R3562
1MEG
Q3441
C3439
R3525
470pF
2.7 R3563
GND1 1MEG C3525
120pF
R3526 GND2
2.7
NU
G
U_DRIVER
R3527 2.7
C3422
RT3501
330pF
50K
C3523
9V3FLT
1000pF
C3431
110pF
R3556
220K TP3403
1.542x4
C3432
56pF
R3561
0.8x25
NU 820K
C3569
2200pF
R3431 R3432
51 51
C3433
POS
56pF
R3454
M3421
39K
HEATSINK
R3455
C3434 C3435
100K
.01uF
330pF
R3564
100K C3574
120pF
Q4451
R3565
2.7K
R3429
220
D3473
NU NU
R3417
1K
R3418
22K
9V3FLT
R3568
Q4453 C3576
100K
120pF
C3508
A+ 470pF
2200pF
R3569
2.7K C3501
TP3402
R3446
0
C3543
43pF
C3570
91pF
L3443
width = 2.032
18nH
C3561
D3471
470pF
C3529
C3526 C3527 C3528 C3530 C3531 R3461
L3500
91pF R3544
120pF 62pF 62pF 6.2pF 6.2pF
18nH 62
NU 0
L3510
NU Reverse: 0.254 x 23.91
1.2uH
Center: 1.905 x 29.03
Forward: 0.254 x 22.674 C3560
R
16pF
C NU
F
Spacing: 0.254
C3550
L3506
C3555
1000pF L3505
120nH
1000pF
150nH
NU
NU
R3460
0
D3451
C3552
4.7pF
C3453
R3450
470pF NU
A+ 120
R3541
C3551
16pF
0
R3540
1K
R3475
10K
L3471
D3472
R3474
3
1.2uH
51
2
R3473
NC_VR3471_2
VR3471 51
C3471
C3476 C3477 C3466
1
.022uF
150pF 150pF 1000pF
TP3404
R3471
470 Q3472
C3509
470pF
NU
Q3471
MOSBIAS_1
CLK_VHF_PA_1 GND2
R3504
G 25
CLK CLK
26
10K
DATA_VHF_PA_1 9V3FLT BPOS
G 27
DATA DATA
G 28
CSX CEX
29
CSX_VHF_PA_1 TEMP
30
RSET
31
ANO
32
R3508
TP3405 100K
R3507
20K
2
VOUT 9V3FLT
R3501
6.8K
R3502 R3509
39K 1K
C3502
U3502 C3507
2200pF
LM50 100pF
C3510
470pF
VHF (136–174 MHz) Power Amplifier 25–45 W
Section 11: 4-15
L3515
L3514
51nH 48nH
C3566 C3567 C3568
L3513
C3562 C3563
43pF 36pF 9.1pF
150pF 130pF 51nH
NU
L3511
48nH
L3512
51nH
C3564 C3565
13pF 39pF
J3401
D3452
R3545 R3580
47K 47K
V_SENSE
R3555
D3402 10K
RXIN_VHF_PA_1
G
RXIN
C3451
1000pF C3475
18pF
K9V1_VHF_PA_1
G
K9V1
RESET_VHF_PA_1
G
RESET
FECNTL_1_VHF_PA_1
G
FECNTL_1
FECNTL_2_VHF_PA_1
G
FECNTL_2
C3505
V45
16
VG
NC_U3501_15
15 1uF
V10 9V3FLT
14
U3501 CQX
NC_U3501_13
13
H99S-4
CQ
NC_U3501_12
12
Q 2200pF
NC_U3501_11
11
C3506
QX
NC_U3501_10
10
F168
NC_U3501_9
9
.01uF
C3504
PA_PWR_SET_VHF_PA_1
G
PA_PWR_SET
R3505
300K
CNTLVLTG_VHF_PA_1
G
CNTLVLTG
R3413
3.3K
R3506
10K
C3503
NU
470pF
TEMPSENSE_VHF_PA_1
G
TEMPSENSE
6881091C63-F