User's Manual

SC14CVMDECT SF Cordless Voice Module
© 2012 Dialog Semiconductor B.V. 38 July 1, 2014 v1.6
6.9 RF POWER SUPPLY
Table 25: Requirements for linear supply regulator
PARAMETER DESCRIPTION CONDITIONS MIN TYP MAX UNIT
VBAT IN Voltage at VBAT SW Unloaded V
B
Loaded V
B
-V
1
-V
2
-V
3
2.1 3 3.45 V
V
1
Settling time I = 50 mA 20 mV
V
2
Receive period I = 130 mA 100 mV
V
2
Transmit period I = 550 mA 200 mV
V
3
Drop during transmit 25 mV
Figure 35 RF power supply
B