Motorola Commercial Series Informasi Layanan - Halaman 30
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Halaman Cetak
3-8
J301
POS
NEG
DATA
BATT_CHARGE
C302
390pF
TP302
1
VOLUME
ON_OFF
DC Regulation Schematic Diagram (UHF3)
F301
VR301
MMBZ5250B
3A
D301
C301
NC
47pF
20V
VR302
MMBZ5250B
C305
C306
NC
100pF
.01uF
20V
D3_3V
R506
S444
100
SWITCH
HIGH
4
3
2
R508
1
5
100K
SWB+
LOW
R507
100
6
7
Q494
R510
6
1
330K
2
3
4
DC Regulation
USWB+
U310
TK71750S
1 VIN
5
VOUT
3
4 CTRL
C303
C304
BYPASS
GND
.01uF
33uF
2
C310
.01uF
D3_3V
R313
10K
RX_ENA
TX_ENA
Q493
2
3
R509
1
100K
U320
LP2986
4
5
INPUT
OUTPUT
8
SHUTDOW N
7
3
NC
SENSE
ERROR
6
2
NC
TAP
FEEDBACK
GND
1
U330
TK71730S
1
VIN VOUT 5
3
CTRL
4
BYPASS
GND
C331
2
.01uF
C312
C311
C313
.018uF
.01uF
10uF
Q311
C314
R310
100K
1200pF
R312
Q313
20K
C315
1200pF
Q312
R311
100K
C316
1200pF
C323
150pF
R322
100K
D3_3V
C321
C322
C320
R320
.01uF
330K
10uF
.018uF
1%
R321
200K
1%
C334
C333
.01uF
10uF
Controller Schematics
5V
5R
5T
RESET
D3_3V
3V