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MB3891
8
(Ta = +25 °C, VBAT1 to VBAT4 = VCC-VSIM = 3.6 V)
(Continued)
Parameter Symbol
Pin
No.
Conditions
Value
Unit
Min. Typ. Max.
LDO1
(OUT1)
Output voltage V
O 12, 13 −50 µA > OUT1 > −120 mA 2.000 2.100 2.200 V
Line regulation Line 12, 13 3.1 V < VBAT1 < 5.5 V 10 mV
Load reguration Load 12, 13 −50 µA > OUT1 > −120 mA 30 mV
Ripple rejection
∆VBAT1/∆OUT1
R.R 12, 13 f = 217 Hz 45 dB
Dropout voltage V
DO 12, 13 OUT1 = −120 mA 500 mV
GND current at low load I
GND 19 OUT1 > −1 mA 30 µA
GND current at max. load I
GND 19 OUT1 = −120 mA 2mA
Output noise volt. (RMS) VNOVL 12, 13
f = 10 Hz to 1 MHz,
OUT1 = 1 µF
500 µV
XPOWER-
GOOD
(RESET)
Output voltage
V
OH 17
0.8 ×
OUT1
OUT1 V
V
OL 17 0
0.1 ×
OUT1
V
Hold time TXPG 17 DELAYCAP = 0.033 µF102540ms
LDO2
(OUT2)
Output voltage V
O 6, 7 −50 µA > OUT2 > −50 mA 2.700 2.800 2.900 V
Line regulation Line 6, 7 3.1 V < VBAT1 < 5.5 V 10 mV
Load regulation Load 6, 7 −50 µA > OUT2 > −50 mA 30 mV
Ripple rejection
∆VBAT1/∆OUT2
R.R 6, 7 f = 217 Hz 45 dB
Dropout voltage V
DO 6, 7 OUT2 = −50 mA 250 mV
GND current at low load I
GND 19 OUT2 > −1 mA 30 µA
GND current at max. load IGND 19 OUT2 = −50 mA 1mA
Output noise volt. (RMS) V
NOVL 6, 7
f = 10 Hz to 1 MHz,
OUT2 = 1 µF
350 µV
General
purpose
switches
Input/Output resistance
R
SW1 45, 46
SW1-INPUT = 2.8 V
(Gate/Source = 2.8 V)
4.0 Ω
RSW2 51, 52
SW2-INPUT = 2.8 V
(Gate/Source = 2.8 V)
7.0 Ω
R
SW3 47, 48
SW3-INPUT = 2.8 V
(Gate/Source = 2.8 V)
7.0 Ω