Figure 17: Rf Power Distribution: Typical Currents - Nokia NSB-5 Series Technical Documentation Manual

NSB-5
System Module
VCXOEN
VR1
VR5
RXPWR
VR3
SYNPWR
VR4
VR2
V5V
150mA
VR7
External
transistor
battery
TXP
Page 52
0.7mA
VCTCXO buffer
1.0mA
VVCXO
VCTCXO
31mA
Receiver
VRX
3.3mA
LNA
11mA
RX mixer UHF
18mA
VHF buffer + mix2
9.4mA
VHF predivider
10mA
VSYN_D
UHF predivider
1.0mA
Dredividers
20mA
UHF VCO
7.6mA
VSYN_A
VHF VCO
9.0mA
UHF buffer RX+TX
VDET 1.6mA
detector / temp
0.5mA
V5V
charge pump
0.5mA
charge pump
49mA
TX upconverter
VTX
33.5mA
Transmitter
2.4mA
Pwrcntrl opamp
14mA
TX buffer
70mA
PA gaincontrol
1.1 A
VBAT
TX PA

Figure 17: RF power distribution: typical currents

Nokia Mobile Phones Ltd.
PAMS Technical Documentation
SUMMA (VRX)
CRFU2a (V_RX)
CRFU2a (V_RX)
CRFU2a (V_VHF)
SUMMA (VP1)
SUMMA (VP2)
SUMMA (VDD)
CRFU2a (V_UHF)
SUMMA (VCE1)
SUMMA (VCE2)
CRFU2a (V_TX)
SUMMA (VTX)
SUMMA (VOP)
PA 45%
max. output
(32.5dBm)
Vbat=3.6V
Issue 1 03/01