DA9560.001
20 January, 2005
ELECTRICAL CHARACTERISTICS IN LDO MODE
◆ Integrated LDO Characteristics
LSVDD = VBAT = 3.6V, EPVDD = HPVDD = VLDO = 2.86V (LDO-mode), -40°C ≤ TA ≤ +85°C, , typical values at TA = +27°C,
IOUT = 1.0 mA, CIN_LDO = 1.0 µF, CL_LDO = 1.0 µF, CBP_LDO = 10 nF, unless otherwise noted
Parameter
Pin
Conditions
Min
Nom
Max
Unit
Name
Output Voltage
VLDO Operational Mode
2.75
2.86
2.86
2.95
V
Standby Mode, LDO not
bypassed
Standby Mode, LDO bypassed
VBAT
0
Zero Power Mode, LDO not
bypassed
Zero Power Mode, LDO bypassed
VBAT
Dropout Voltage
VLDO
VLDO
mV
mA
I
OUT = 1 mA
1.7
70
IOUT = 50 mA
IOUT = 150 mA
200
Continuous Output
Current
Short Circuit Current
Peak Output Current
Line Regulation
0
150
675
VLDO
VLDO
VLDO
RL = 0 Ω
200
450
410
0.7
mA
mA
mV
VOUT > 95%* VOUT(NOM)
3.6 V < VBAT < 5.3 V,
IOUT = 60 mA
Load Regulation
VLDO
mV
IOUT = 1 mA to 50 mA
IOUT = 1 mA to 150 mA
300 Hz < f < 50 kHz
5
10
Output Noise Voltage
VLDO
µVrms
C
BP_LDO = 10 nF
w/o CBP_LDO
20
110
100
nV
Hz
Noise Density
PSRR
VLDO
VLDO
IOUT = 50 mA,
f = 1 kHz
f = 1 kHz
67
65
48
dB
f = 10 kHz
f = 100 kHz
IOUT = 30mA
CBP_LDO = 10 nF
w/o CBP_LDO
w/o CBP_LDO
Rise Time (10%… 90%)
VLDO
4
16
3
ms
µs
%
Overshoot
Start-up Delay
VLDO
VLDO
10
w/o CBP_LDO
17
µs
(From the time LDO is
enabled via register until
VLDO is 90% of the
nominal VOUT
)
Thermal Protection/
Threshold High
145
135
160
150
175
165
°C
°C
Thermal Protection/
Threshold Low
The hysteresis of 10°C prevents the device from turning on too soon after thermal shut-down.
8 (25)
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