MAX8661ETL+ Maxim Integrated Products, MAX8661ETL+ Datasheet - Page 15

• Manufacturer Part Number: MAX8661ETL+
• Description: IC POWER MANAGE XSCALE 40-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX8661ETL+

• 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

(Circuit of Figure 3, V
1.44
1.43
1.42
1.41
1.40
1.39
1.38
1.37
1.36
95
90
85
80
75
70
65
60
55
50
I
V4
V4
0.01
0
V
REG4 LOAD TRANSIENT RESPONSE
IN
EFFICIENCY vs. LOAD CURRENT
= 3.6V
10mA
0.1
REG4 LOAD REGULATION
100
(TOKO DE2812C)
FORCED-PWM
NORMAL
Voltage Management for Mobile Applications
L4 = 4.7µH
High-Efficiency, Low-I
LOAD CURRENT (mA)
LOAD CURRENT (mA)
V
IN
1
= 3.6V
V
20µs/div
IN
REG4
______________________________________________________________________________________
IN
200
= 4.2V
= 3.6V, T
350mA
10
V4 = 1.4V
FORCED-PWM
NORMAL
300
100
MAX8660 toc39
A
= +25°C, unless otherwise noted.)
1000
400
50mV/div
200mA/div
1.42
1.41
1.40
1.39
1.38
1.37
1.36
1.35
1.50
1.45
1.40
1.35
1.30
1.25
1.20
V
LX4
REG4 HEAVY-LOAD SWITCHING WAVEFORMS
I
V4
L4
Typical Operating Characteristics (continued)
REG4 OUTPUT VOLTAGE vs. TEMPERATURE
2.5
-40
I
400mA LOAD
LOAD
3.0
= 300mA
-15
REG4 OUTPUT VOLTAGE
vs. INPUT VOLTAGE
3.5
INPUT VOLTAGE (V)
TEMPERATURE (°C)
10
4.0
400ns/div
4.5
35
Q
200mA LOAD
5.0
, PMICs with Dynamic
60
MAX8660 toc40
5.5
6.0
85
2V/div
2mV/div
200mA/div
0A
FALLING
RISING
V
V
V4
V4
V4
LX4
REG4 LIGHT-LOAD SWITCHING WAVEFORMS
V4
I
IN
L4
200mA LOAD, V5 = 1.4V
= 56kΩ
0.725V
ACTIVE RAMP-DOWN ENABLED
R
REG4 VOLTAGE CHANGE RESPONSE
= 56kΩ
1.8V
R
RAMP
RAMP
3.6V
REG4 LINE TRANSIENT
100µs/div
40µs/div
2µs/div
5.0V
R
RAMP
R
RAMP
18mA LOAD
= 248kΩ
= 248kΩ
MAX8660 toc35
MAX8660 toc38
MAX8660 toc41
0.725V
1.8V
1V/div
10mV/div
500mV/div
500mV/div
2V/div
20mV/div
200mA/div
0A
15