ACT8897Q4I11C-T View Datasheet(PDF) - Active-Semi, Inc
Part Name
Description
MFG CO.
'ACT8897Q4I11C-T' PDF : 32 Pages View PDF
ACT8897
Rev 2, 05-Sep-13
STEP-DOWN DC/DC ELECTRICAL CHARACTERISTICS
(VVP1 = VVP2 = VVP3 = 3.6V, TA = 25°C, unless otherwise specified.)
PARAMETER
CONDITIONS
MIN
TYP
Operating Voltage Range
2.7
UVLO Threshold
Input Voltage Rising
2.5
2.6
UVLO Hysteresis
Input Voltage Falling
100
Quiescent Supply Current
Regulator Enabled
65
Shutdown Current
Output Voltage Accuracy
Line Regulation
Load Regulation
Power Good Threshold
Power Good Hysteresis
Oscillator Frequency
Soft-Start Period
VVP = 5.5V, Regulator Disabled
VOUT ≥ 1.2V, IOUT = 10mA
VOUT < 1.2V, IOUT = 10mA
VVP = Max(VNOM1 +1, 3.2V) to 5.5V
IOUT = 10mA to IMAX2
VOUT Rising
VOUT Falling
VOUT ≥ 20% of VNOM
VOUT = 0V
0
-1%
VNOM
-2%
VNOM
0.15
0.0017
93
2
1.8
2
500
400
Minimum On-Time
75
REG1
Maximum Output Current
1.1
Current Limit
1.55 1.80
PMOS On-Resistance
NMOS On-Resistance
SW1 Leakage Current
REG2
ISW1 = -100mA
ISW1 = 100mA
VVP1 = 5.5V, VSW1 = 0 or 5.5V
0.16
0.16
0
Maximum Output Current
1.1
Current Limit
1.55 1.80
PMOS On-Resistance
NMOS On-Resistance
SW2 Leakage Current
REG3
ISW2 = -100mA
ISW2 = 100mA
VVP2 = 5.5V, VSW2 = 0 or 5.5V
0.16
0.16
0
Maximum Output Current
1.2
Current Limit
1.55 1.80
PMOS On-Resistance
ISW3 = -100mA
0.16
NMOS On-Resistance
ISW3 = 100mA
0.16
SW3 Leakage Current
VVP3 = 5.5V, VSW3 = 0 or 5.5V
0
: VNOM refers to the nominal output voltage level for VOUT as defined by the Ordering Information section.
2: IMAX Maximum Output Current.
MAX
5.5
2.7
90
1
1%
2%
2.2
2.05
1
2.05
1
2.05
1
UNIT
V
V
mV
µA
µA
V
%/V
%/mA
%VNOM
%VNOM
MHz
kHz
µs
ns
A
A
Ω
Ω
µA
A
A
Ω
Ω
µA
A
A
Ω
Ω
µA
Innovative PowerTM
- 14 -
Active-Semi Proprietary―For Authorized Recipients and Customers
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I2CTM is a trademark of NXP.
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