MAX8660AETL+T Maxim Integrated Products, MAX8660AETL+T Datasheet - Page 14
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MAX8660AETL+T
Manufacturer Part Number
MAX8660AETL+T
Description
IC POWER MANAGE XSCALE 40-TQFN
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX8661ETLT.pdf
(44 pages)
Specifications of MAX8660AETL+T
Applications
Processor
Voltage - Supply
2.6 V ~ 6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
40-TQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Supply
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
High-Efficiency, Low-I
Voltage Management for Mobile Applications
(Circuit of Figure 3, V
14
1.44
1.43
1.42
1.41
1.40
1.39
1.38
1.37
1.36
90
85
80
75
70
65
60
55
50
I
V3
V3
0.01
______________________________________________________________________________________
0
V
10mA
IN
200 400 600 800 1000 1200 1400 1600
EFFICIENCY vs. LOAD CURRENT
= 3.6V
0.1
REG3 LOAD REGULATION
REG3 LOAD TRANSIENT
FORCED-PWM
NORMAL
LOAD CURRENT (mA)
V
LOAD CURRENT (mA)
900mA
IN
1
V
= 3.6V
IN
20µs/div
= 4.2V
REG3
IN
10
= 3.6V, T
100
V3 = 1.4V
L3 = 1.2µH
(TOKO DE2812C)
FORCED-PWM
NORMAL
1000 10,000
A
MAX8660 toc30
= +25°C, unless otherwise noted.)
50mV/div
500mA/div
1.45
1.44
1.43
1.42
1.41
1.40
1.39
1.38
1.37
1.36
1.35
1.50
1.48
1.46
1.44
1.42
1.40
1.38
1.36
1.34
1.32
1.30
V
LX3
REG3 HEAVY-LOAD SWITCHING WAVEFORMS
V3
I
L3
Typical Operating Characteristics (continued)
REG3 OUTPUT VOLTAGE vs. TEMPERATURE
2.5
-40
I
LOAD
3.0
= 1000mA
-15
Q
REG3 OUTPUT VOLTAGE
vs. INPUT VOLTAGE
3.5
, PMICs with Dynamic
INPUT VOLTAGE (V)
TEMPERATURE (°C)
10
4.0
400ns/div
4.5
35
I
LOAD
1500mA LOAD
5.0
= 1000mA
60
MAX8660 toc31
5.5
6.0
85
2V/div
2mV/div
1A/div
0A
FALLING
RISING
V
V
LX3
V3
V3
V3
V3
I
REG3 LIGHT-LOAD SWITCHING WAVEFORMS
L3
IN
= 56kΩ
0.725V
ACTIVE RAMP-DOWN ENABLED
R
= 56kΩ
REG3 VOLTAGE CHANGE RESPONSE
R
1.8V
RAMP
RAMP
3.6V
REG3 LINE TRANSIENT
5.0V
100µs/div
40µs/div
2µs/div
800mA LOAD, V3 = 1.4V
R
RAMP
R
RAMP
30mA LOAD
= 248kΩ
= 248kΩ
MAX8660 toc26
MAX8660 toc29
MAX8660 toc32
0.725V
1.8V
1V/div
50mV/div
500mV/div
500mV/div
2V/div
20mV/div
200mA/div
0A