BCM4339XKWBGT Datasheet, PDF (155/183 Pages) Cypress Semiconductor – Single-Chip 5G WiFi IEEE 802.11ac MAC/Baseband/Radio with Integrated Bluetooth 4.1 and FM Receiver

BCM4339 Preliminary Data Sheet
CLDO
CLDO
Table 48: CLDO Specifications
Specification
Notes
Min. Typ. Max. Units
Input supply voltage, V_in
Output current
Output voltage, V_o
Dropout voltage
Output voltage DC accuracy
Quiescent current
Line regulation
Load regulation
Leakage current
PSRR
Start-up time of PMU
LDO turn-on time
External output capacitor, C_o
External input capacitor
Min. = 1.2 + 0.15V = 1.35V dropout voltage 1.3 1.35
requirement must be met under maximum
load.
–
0.2 –
Programmable in 25 mV steps.
Default = 1.2.V
1.1 1.2
At max. load
–
–
Includes line/load regulation
–4 –
No load
–
24
300 mA load
–
2.1
V_in from (V_o + 0.15V) to 1.5V, maximum load –
–
Load from 1 mA to 300 mA
–
0.02
Power down
–
–
Bypass mode
–
1
@1 kHz, Vin ≥ 1.35V, C_o = 4.7 µF
20 –
VIO up and steady. Time from the REG_ON –
–
rising edge to the CLDO reaching 1.2V.
LDO turn-on time when rest of the chip is up –
140
Total ESR: 5 mΩ–240 mΩ
1.32^{a 4.7}
Only use an external input capacitor at the –
1
VDD_LDO pin if it is not supplied from
CBUCK output.
1.5 V
300 mA
1.275 V
150 mV
+4 %
–
µA
–
mA
5
mV/V
0.05 mV/mA
20 µA
3
µA
dB
700 µs
180 µs
–
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^®
November 17, 2014 • 4339-DS106-R
Page 154