MAX8660ETL+T Maxim Integrated Products, MAX8660ETL+T Datasheet - Page 12

• Manufacturer Part Number: MAX8660ETL+T
• Description: IC POWER MANAGE XSCALE 40-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX8660ETL+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
12
(Circuit of Figure 3, V
3.40
3.38
3.36
3.34
3.32
3.30
3.28
3.26
3.24
3.22
3.20
100
95
90
85
80
75
70
65
60
55
50
I
V1
V1
______________________________________________________________________________________
0.01
0
REG1 EFFICIENCY vs. LOAD CURRENT
V
10mA
0.1
IN
200
= 3.8V
V
REG1 LOAD REGULATION
REG1 LOAD TRANSIENT
IN
NORMAL
FORCED-PWM
V
= 3.6V
IN
LOAD CURRENT (mA)
LOAD CURRENT (mA)
400
1
= 4.2V
40µs/div
800mA
IN
10
600
= 3.6V, T
100
V1 = 3.3V
L1 = 1.2µH
(TOKO DE2812C)
800
FORCED-PWM
NORMAL
-1.5%/A
V1 = 3.3V
3.8V INPUT
1000 10,000
1000
A
MAX8660 toc12
= +25°C, unless otherwise noted.)
1200
100mV/div
500mA/div
3.40
3.38
3.36
3.34
3.32
3.30
3.28
3.26
3.24
3.22
3.20
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
V
REG 1 HEAVY-LOAD SWITCHING WAVEFORMS
LX1
Typical Operating Characteristics (continued)
V1
I
REG1 OUTPUT VOLTAGE vs. INPUT VOLTAGE
REG1 OUTPUT VOLTAGE vs. TEMPERATURE
L1
-40
2.5
DROPOUT
3.0
-15
Q
3.5
, PMICs with Dynamic
TEMPERATURE (°C)
INPUT VOLTAGE (V)
10
4.0
400ns/div
I
LOAD
4.5
I
= 1000mA
35
LOAD
3.3V OUTPUT
600mA LOAD
5.0
= 10mA
4.2V INPUT
1A LOAD
60
MAX8660 toc13
5.5
6.0
85
2V/div
2mV/div
1A/div
0A
300
250
200
150
100
V
V
50
V1
LX1
IN
REG1 DROPOUT VOLTAGE vs. LOAD CURRENT
0
V1
I
REG1 LIGHT-LOAD SWITCHING WAVEFORMS
L1
0
THE NOMINAL ESR OF TOKO'S 1.2 µH
DE2812C INDUCTOR IS 44mΩ. THE NOMINAL
p-CHANNEL RESISTANCE OF THE REG1 IS
120mΩ. THE SLOPE OF THIS LINE SHOWS THAT
THE TOTAL REG1 DROPOUT RESISTANCE OF AN
AVERAGE PART, BOARD, INDUCTOR
COMBINATION IS 172mΩ.
200
3.6V
REG1 LINE TRANSIENT
LOAD CURRENT (mA)
3.8V INPUT, 20mA LOAD
400
40µs/div
2µs/div
600
5.0V
800
600mA LOAD,
V1 = 3.3V
1000
MAX8660 toc08
MAX8660 toc14
1200
2V/div
20mV/div
200mA/div
0A
1V/div
100mV/div