Motorola ATS 3000

9.1-22 VHF Schematics, Board Overlays, and Parts Lists
February 14, 2012 6816985H01-F
Figure 9.1-21. PMLD4303A/ PMLD4303D/ PMLD4264B/ PMLD4264E Receiver Schematic (Regulators) – Sheet 4 of 4
1uF
C513 C510
0.1uF
.01uF
NC
C523
C521
.01uF
.01uF
C522
C518
10uF
U502
4
BYPASS
2
DNG
VEN
3
1
VIN
5
VOUT
2
DNG
VEN
3
1
VIN
5
VOUT
U501
4
BYPASS
D513
D512
C527
D510
910pF
C526
910pF
C528
910pF
0
R528
1uF
C517
1uF
C506
1uF
C516
1uF
C514
R521
0
0
R524
ERROR
7
DNG
3
INPUT
4
2
NC
OUTPUT
5
SENSE
6
SHUTDOWN
8
*U500*
1
BYPASS
L502
100uH
C511
0.1uF
C512
0.1uF
R520
330K
0
D511
R527
ANA_3V
VSW1
POR
ABACUS_3V
RESET_OUT
RFSW_B+
ANA_5V