MAX8588 Maxim Integrated Products, MAX8588 Datasheet - Page 10

• Manufacturer Part Number: MAX8588
• Description: High-Efficiency Low-IQ PMIC
• Manufacturer: Maxim Integrated Products

High-Efficiency, Low-I
Dynamic Core for PDAs and Smartphones
(Circuit of Figure 6, V
10
100
90
80
70
60
50
40
______________________________________________________________________________________
0.1
V
IN
REG1 3.3V OUTPUT EFFICIENCY
= 3.6V
1
100
90
80
70
60
50
40
vs. LOAD CURRENT
90
80
70
60
50
40
30
LOAD CURRENT (mA)
0.1
REG3 1.3V OUTPUT WITH FORCED-PWM
0.1
V
10
IN
IN
= 4.0V
EFFICIENCY vs. LOAD CURRENT
EFFICIENCY vs. LOAD CURRENT
REG2 SLEEP LDO 2.5V OUTPUT
= 3.6V, T
V
IN
100
1
= 3.6V
V
LOAD CURRENT (mA)
LOAD CURRENT (mA)
IN
= 5.0V
1000
A
V
10
= +25°C, unless otherwise noted.)
IN
V
1
= 3.6V
IN
10,000
V
= 4.0V
IN
V
= 5.0V
IN
= 4.0V
100
V
IN
= 5.0V
100
90
80
70
60
50
40
1000
0.1
10
V
REG2 2.5V OUTPUT EFFICIENCY
IN
= 3.6V
1
Q
vs. LOAD CURRENT
LOAD CURRENT (mA)
PMIC with
V
10
IN
= 4.0V
Typical Operating Characteristics
100
V
IN
= 5.0V
100
220
200
180
160
140
120
100
90
80
70
60
50
40
80
60
40
20
1000
0
0
0.1
V1, V2, AND V3 ON
BKBT BIASED AT 3.6V
V1 AND V2 SLEEP
ALL BUT V7 OFF
EFFICIENCY vs. LOAD CURRENT
REG1 SLEEP LDO 3.3V OUTPUT
V1 AND V2 ON
V
IN
1
V1 SLEEP
100
= 3.6V
QUIESCENT CURRENT
vs. SUPPLY VOLTAGE
90
80
70
60
50
40
V1 ON
LOAD CURRENT (mA)
INPUT VOLTAGE (V)
0.1
2
REG3 1.3V OUTPUT EFFICIENCY
V
IN
V
V
1
IN
= 5.0V
IN
3
= 3.6V
= 4.0V
1
vs. LOAD CURRENT
LOAD CURRENT (mA)
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4
V
10
IN
= 4.0V
5
10
100
V
IN
= 5.0V
1000