|
BCM4356XKUBGT Datasheet, PDF (166/195 Pages) Cypress Semiconductor – Single-Chip 5G WiFi IEEE 802.11ac 2×2 MAC/ Baseband/Radio with Integrated Bluetooth 4.1, FM Receiver, and Wireless Charging | |||
|
◁ |
BCM4356 Advance Data Sheet
LNLDO
LNLDO
Table 48: LNLDO Specifications
Specification
Notes
Min. Typ. Max. Units
Input supply voltage, Vin Min. = 1.2Vo + 0.15V = 1.35V dropout
1.3 1.35 1.5 V
voltage requirement must be met under
maximum load.
Output Current
â
0.1 â
150 mA
Output Voltage, Vo
Programmable in 25 mV steps.
Default = 1.2V
1.1 1.2 1.275 V
Dropout Voltage
At maximum load
â
â
150 mV
Output Voltage DC Accuracy Includes line/load regulation
â4 â
+4 %
Quiescent current
No load
â
44 â
μA
Max. load
â
970 990 μA
Line Regulation
Vin from (Vo + 0.1V) to 1.5V, max. load â
â
5
mV/V
Load Regulation
Load from 1 mA to 150 mA
â
0.02 0.05 mV/mA
Leakage Current
Power-down
â
â
10
μA
Output Noise
@30 kHz, 60â150 mA load Co = 2.2 μF â
â
60 nV/rt Hz
@100 kHz, 60â150 mA load Co = 2.2 μF
35 nV/rt Hz
PSRR
@ 1kHz, Input > 1.35V, Co= 2.2 μF,
Vo = 1.2V
20 â
â
dB
LDO Turn-on Time
LDO turn-on time when rest of chip is up â
140 180 μs
External Output Capacitor, Total ESR (trace/capacitor):
Co
5 mâ¦â240 mâ¦
0.5a 2.2 4.7 μF
External Input Capacitor Only use an external input capacitor at the â
1
2.2 μF
VDD_LDO pin if it is not supplied from
CBUCK output.
Total ESR (trace/capacitor): 30 mâ¦â200 mâ¦
a. Minimum capacitor value refers to the residual capacitor value after taking into account the partâtoâpart
tolerance, DCâbias, temperature, and aging.
Broadcom®
May 8, 2015 ⢠4356-DS103-R
BROADCOM CONFIDENTIAL
Page 165
|
▷ |