ACT8796
Rev1, 10-Oct-08
STEP-DOWN DC/DC CONVERTERS
ELECTRICAL CHARACTERISTICS (REG2)
(VVP2 = 3.6V, TA = 25°C, unless otherwise specified.)
PARAMETER
TEST CONDITIONS
MIN
3.1
TYP
MAX
5.5
UNIT
V
VP2 Operating Voltage Range
VP2 UVLO Threshold
VP2 UVLO Hysteresis
Standby Supply Current
Shutdown Supply Current
Input Voltage Rising
Input Voltage Falling
2.9
3
3.1
V
80
mV
µA
µA
130
0.1
200
1
REG2 Disabled, VVP2 = 4.2V
c
V
NOM2 < 1.3V, IOUT2 = 10mA
-2.4%
-1.2%
VNOM2
VNOM2
0.15
0.0017
1.1
+1.8%
+1.8%
Output Voltage Regulation Accuracy
V
VNOM2 ≥ 1.3V, IOUT2 = 10mA
Line Regulation
Load Regulation
Current Limit
VVP2 = Max(VNOM2 + 1V, 3.2V) to 5.5V
OUT2 = 10mA to 750mA
%/V
%/mA
A
I
0.85
1.35
VOUT2 ≥ 20% of VNOM2
1.6
1.85
MHz
kHz
ꢀ
Oscillator Frequency
V
OUT2 = 0V
530
PMOS On-Resistance
NMOS On-Resistance
SW2 Leakage Current
Power Good Threshold
Minimum On-Time
I
SW2 = -100mA
SW2 = 100mA
0.28
0.20
0.50
0.35
1
I
ꢀ
V
VP2 = 5.5V, VSW2 = 5.5V or 0V
µA
94
70
%VNOM2
ns
c: VNOM2 refers to the nominal output voltage level for VOUT2 as defined by the Ordering Information section.
Innovative PowerTM
- 15 -
www.active-semi.com
ActivePMUTM is a trademark of Active-Semi.
I2CTM is a trademark of Philips Electronics.
Copyright © 2008 Active-Semi, Inc.
ACTIVE-SEMI [ ACTIVE-SEMI, INC ]
