BCM20706 Data Sheet
Electrical Characteristics
VDDC LDO
Table 9: VDDC LDO Electrical Specifications
Parameter
Conditions
Min.
Typical
Max.
Unit
Input Voltage
–
–
1.62
–
3.3
1.2
3.6
V
V
Nominal Output
Voltage
DC Accuracy
Accuracy at any step, including bandgap –5
reference.
–
5
%
Output Voltage
Programmability
Range
Step Size
–
0.89
–
1.34
–
V
–
–
–
30
–
mV
mA
mV
Load Current
40
Dropout Voltage
I
= 40 mA
–
200
load
Line Regulation Vin from 1.62V to 3.6V, I
= 40 mA
–
–
–
0.2
%Vo/V
load
Load Regulation I
= 1 mA to 40 mA, Vout = 1.2V,
0.02
0.05
%Vo/mA
load
Package + PCB R = 0.3Ω
No load @Vin = 3.3V
Max load @Vin = 3.3V
Vin = 3.3V @25C
Quiescent
Current
–
–
–
–
–
18
23
μA
–
0.56 0.65 mA
Power down
Current
0.2
TBD
–
μA
Vin = 3.6 @80C
–
–
Output Noise
I
I
= 15 mA, 100 kHz
= 15 mA, 2 MHz
40
nV/sqrtHz
load
load
–
14
nV/sqrtHz
PSRR
Vin = 3.3, Vout = 1.2V,
= 40 mA
1 kHz
65
–
–
–
–
–
–
–
–
dB
dB
dB
mA
I
load
10 kHz
100 kHz
60
55
Over Current
Limit
–
100
Turn-on Time
VBAT = 3.3V, BG already on,
LDO OFF to ON, Co = 1 μF, 90% of Vout
–
–
–
–
–
–
100
60
μs
In-rush current
during turn-on
During start-up, Co = 1 μF
mA
mV
Transient
I
= 1 mA to 15 mA and
40
load
Performance
15 mA to 1 mA in 1 μs
I
= 15 mA to 40 mA and
–
–
25
–
load
40 mA to 15 mA in 1 μs
External Output Ceramic cap with ESR ≤0.5Ω
Capacitor
0.8
–
1
1
4.7
–
μF
μF
External Input
Capacitor
Ceramic, X5R, 0402, ±20%, 10V.
Broadcom®
Bluetooth SoC
May 19, 2016 • 20706-DS202-R
Page 33
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