BCM88335L2CUBGT Datasheet, PDF (118/140 Pages) Cypress Semiconductor – Single-Chip 5G Wi-Fi IEEE 802.11ac MAC/Baseband/ Radio with Integrated Bluetooth 4.1 for Automotive Applications

BCM88335 Data Sheet
LNLDO
LNLDO
Table 41: LNLDO Specifications
Specification
Notes
Min. Typ. Max. Units
Input supply voltage, Vin Min. = 1.2V_o + 0.15V = 1.35V dropout
1.3
voltage requirement must be met under
maximum load.
Output current
–
0.1
Output voltage, V_o
Programmable in 25 mV steps.
1.1
Default = 1.2V
Dropout voltage
At maximum load
–
Output voltage DC accuracy Includes line/load regulation
–4
Quiescent current
No load
–
Max. load
–
Line regulation
V_in from (V_o + 0.1V) to 1.5V, max load –
Load regulation
Load from 1 mA to 150 mA
–
Leakage current
Power-down
–
Output noise
@30 kHz, 60–150 mA load C_o = 2.2 µF –
@100 kHz, 60–150 mA load C_o = 2.2 µF
PSRR
@ 1kHz, Input > 1.35V, C_o= 2.2 µF, V_o = 20
1.2V
LDO turn-on time
LDO turn-on time when rest of chip is up –
External output capacitor, C_o Total ESR (trace/capacitor):
0.5^a
5 mΩ–240 mΩ
External input capacitor
Only use an external input capacitor at the –
VDD_LDO pin if it is not supplied from
CBUCK output.
Total ESR (trace/capacitor): 30 mΩ–200 mΩ
1.35
–
1.2
–
–
44
970
–
0.02
–
–
–
140
2.2
1
1.5 V
150 mA
1.275 V
150 mV
+4
%
–
µA
990 µA
5
mV/V
0.05 mV/mA
10
µA
60
nV/rt Hz
35
nV/rt Hz
–
dB
180 µs
4.7 µF
2.2 µF
a. Minimum capacitor value refers to the residual capacitor value after taking into account the part-to-part
tolerance, DC-bias, temperature, and aging.
Broadcom^®
September 23, 2015 • 88335-DS100-R
BROADCOM CONFIDENTIAL
Page 117