ACT8796
Rev1, 10-Oct-08
STEP-DOWN DC/DC CONVERTERS
TYPICAL PERFORMANCE CHARACTERISTICS
(ACT8796QLCIA, VVP1 = VVP2 = VVP3 = 3.6V, L = 3.3µH, CVP1 = CVP2 = CVP3 = 2.2µF, COUT1 = COUT2 = COUT3 = 10µF, TA = 25°C, unless
otherwise specified.)
REG3 Efficiency vs. Load Current
95
VOUT2 = 1.8V
3.6V
90
85
80
75
70
60
4.2V
65
55
50
10
100
1
1000
Output Current (mA)
OUT3 Regulation Voltage
0.666
0.444
0.222
0.0
IOUT1 = 35mA
-0.222
-0.444
-0.666
-40
-20
0
20
40
60
85
Temperature (°C)
REG3 MOSFET Resistance
500
450
400
350
300
250
200
150
100
PMOS
NMOS
50
0
3
3.5
4.0
4.5
5.0
5.5
VP3 Voltage (V)
Innovative PowerTM
- 22 -
www.active-semi.com
ActivePMUTM is a trademark of Active-Semi.
Copyright © 2008 Active-Semi, Inc.
I2CTM is a trademark of Philips Electronics.
ACTIVE-SEMI [ ACTIVE-SEMI, INC ]
