MAX8588 Maxim Integrated Products, MAX8588 Datasheet - Page 11

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

(Circuit of Figure 6, V
V
1040
1000
Dynamic Core for PDAs and Smartphones
960
920
880
LX1
300
250
200
150
100
V1
I
50
L1
0
______________________________________________________________________________________
2.5
IN
0
= 3.6V, T
REG1 SWITCHING WAVEFORMS
200
3.0
SWITCHING FREQUENCY
vs. SUPPLY VOLTAGE
WITH 800mA LOAD
DROPOUT VOLTAGE
vs. LOAD CURRENT
T
LOAD CURRENT (mA)
INPUT VOLTAGE (V)
400
A
3.5
A
= +25°C
= +25°C, unless otherwise noted.)
400ns/div
REG1 3.3V OUTPUT
600
4.0
High-Efficiency, Low-I
T
T
A
A
= -40°C
= +85°C
800
4.5
Typical Operating Characteristics (continued)
1000
MAX8588 toc12
5.0
1200
5.5
10mv/div
AC-COUPLED
2V/div
0
0
500mA/div
1.265
1.260
1.255
1.250
1.245
1.240
1.235
1.230
1.225
-100
V
200
150
100
-50
LX1
50
V1
I
L1
0
-40
0
V
IN
= 3.6V
REG1 SWITCHING WAVEFORMS
CHANGE IN OUTPUT VOLTAGE
200
REG1 3.3V OUTPUT
REG2 2.5V OUTPUT
REG3 1.3V OUTPUT
-15
REFERENCE VOLTAGE
vs. LOAD CURRENT
vs. TEMPERATURE
WITH 10mA LOAD
LOAD CURRENT (mA)
400
TEMPERATURE ( ° C)
10
20µs/div
600
Q
35
800
PMIC with
60
1000
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MAX8588 toc13
1200
85
50mv/div
AC-COUPLED
2V/div
0
500mA/div
0
11