MAX1586A_08 Datasheet, PDF (10/30 Pages) Maxim Integrated Products – High-Efficiency, Low-IQ PMICs with Dynamic Core for PDAs and Smart Phones

High-Efficiency, Low-I_Q PMICs with
Dynamic Core for PDAs and Smart Phones
Typical Operating Characteristics
(Circuit of Figure 6, V_IN = 3.6V, T_A = +25°C, unless otherwise noted.)
REG1 3.3V OUTPUT EFFICIENCY
vs. LOAD CURRENT
100
V_IN = 3.6V
90
V_IN = 4.0V
80
V_IN = 5.0V
70
60
50
40
0.1
1
10 100 1000 10,000
LOAD CURRENT (mA)
REG2 2.5V OUTPUT EFFICIENCY
vs. LOAD CURRENT
100
90
V_IN = 3.6V
80
V_IN = 4.0V V_IN = 5.0V
70
60
50
40
0.1
1
10
100
1000
LOAD CURRENT (mA)
REG3 1.3V OUTPUT EFFICIENCY
vs. LOAD CURRENT
100
90
V_IN = 3.6V
80
V_IN = 4.0V V_IN = 5.0V
70
60
50
40
0.1
1
10
100
1000
LOAD CURRENT (mA)
REG3 1.3V OUTPUT EFFICIENCY
vs. LOAD CURRENT
100
90
V_IN = 3.6V
80
70
60
V_IN = 5.0V
50
40
V_IN = 4.0V
30
20
10
0.1
MAX1586C
MAX1587C
L3 = 4.7μH
C17 = 44μF
1
10
100
1000
LOAD CURRENT (mA)
REG3 1.3V OUTPUT WITH FORCED-PWM
EFFICIENCY vs. LOAD CURRENT
100
90
V_IN = 3.6V
80
V_IN = 5.0V
70
60
V_IN = 4.0V
50
40
0.1
1
10
100
1000
LOAD CURRENT (mA)
REG3 1.3V OUTPUT WITH FORCED-PWM
EFFICIENCY vs. LOAD CURRENT
100
L3 = 4.7μH
90 C17 = 44μF
V_IN = 3.6V
80 _MAX1586C
70 ^MAX1587C
60
V_IN = 5.0V
50
40
30
V_IN = 4.0V
20
10
0.1
1
10
100
1000
LOAD CURRENT (mA)
REG1 SLEEP LDO 3.3V OUTPUT
EFFICIENCY vs. LOAD CURRENT
100
V_IN = 4.0V
90
V_IN = 3.6V
80
V_IN = 5.0V
70
60
50
40
0.1
1
10
LOAD CURRENT (mA)
REG2 SLEEP LDO 2.5V OUTPUT
EFFICIENCY vs. LOAD CURRENT
90
80
V_IN = 3.6V V_IN = 4.0V
70
60
50
40
30
0.1
V_IN = 5.0V
1
10
LOAD CURRENT (mA)
QUIESCENT CURRENT
vs. SUPPLY VOLTAGE
220
200 ^{BKBT BIASED AT 3.6V}
180
160 ^{V1, V2, AND V3 ON}
140
V1 AND V2 ON
120
100
V1 ON
80
60 ^{V1 AND V2 SLEEP}
40
V1 SLEEP
20 ^{ALL BUT V7 OFF}
0
0
1
2
3
4
5
INPUT VOLTAGE (V)
10 ______________________________________________________________________________________