ACT8712QLEHA-T View Datasheet(PDF) - Active-Semi, Inc
Part Name
Description
MFG CO.
ACT8712QLEHA-T
Active-Semi, Inc
'ACT8712QLEHA-T' PDF : 36 Pages View PDF
ACT8712
Rev0, 25-Feb-08
STEP-DOWN DC/DC CONVERTERS
TYPICAL PERFORMANCE CHARACTERISTICS
(ACT8712QLEHA, VVP1 = VVP2 = 3.6V, L = 3.3µH, CVP1 = CVP2 = 2.2µF, COUT1 = COUT2 = 10µF, TA = 25°C, unless otherwise specified.)
REG1 Efficiency vs. Load Current
95
VOUT1 = 1.8V
90
3.6V
85
4.2V
80
75
70
65
60
55
50
1
10
100
1000
Output Current (mA)
REG2 Efficiency vs. Load Current
100
VOUT2 = 3.0V
90
3.6V
4.2V
80
70
60
50
1
10
100
1000
Output Current (mA)
0.666
0.444
OUT1 Regulation Voltage
IOUT1 = 35mA
0.222
0.0
-0.222
-0.444
-0.666
-40
-20
0
20
40
60
85
Temperature (°C)
OUT2 Regulation Voltage
0.545
IOUT2 = 35mA
0.363
0.181
0.0
-0.181
-0.363
-0.545
-40
-20
0
20
40
60
85
Temperature (°C)
600
550
500
450
400
350
300
250
200
150
100
50
0
3.0
REG1 MOSFET Resistance
PMOS
NMOS
3.5
4.0
4.5
5.0
5.5
VP1 Voltage (V)
500
450
400
350
300
250
200
150
100
50
0
3
REG2 MOSFET Resistance
PMOS
NMOS
3.5
4.0
4.5
5.0
5.5
VP2 Voltage (V)
Innovative Products. Active Solutions.
ActivePMUTM is a trademark of Active-Semi.
I2CTM is a trademark of Philips Electronics.
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www.active-semi.com
Copyright © 2008 Active-Semi, Inc.
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