MAX8662ETM+ Maxim Integrated Products, MAX8662ETM+ Datasheet - Page 11

• Manufacturer Part Number: MAX8662ETM+
• Description: IC POWER MANAGE 48-TQFN-EP
• Manufacturer: Maxim Integrated Products

Specifications of MAX8662ETM+

• Applications: Handheld/Mobile Devices
• Current - Supply: 900µA
• Voltage - Supply: 4.1 V ~ 8 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

V
V
OUT1
EN1
I
DC
(Circuit of Figure 1, V
V
0.068μF, C
unless otherwise noted.)
PEN2
OUT1 ENABLE AND DISABLE RESPONSE
= 5V, C
AC-COUPLED
REF
OUT1
= C
V
V
400µs/div
I
OUT1
OUT1
OUT1
V
Single-Cell, Li+ Battery-Operated Devices
V
LX
LX
I
I
L
VL
L
= 2 x 10μF, C
______________________________________________________________________________________
DC
= 0.1μF, R
R
= 5V, R
OUT1 REGULATOR LIGHT-LOAD
OUT1
V
SWITCHING WAVEFORMS
OUT1 REGULATOR LOAD-
CEN
TRANSIENT RESPONSE
MAX8662 toc29
= 33I
= V
THM
V
I
PWM = 0
PSET
L
OUT1
OUT2
BAT
20μs/div
40μs/div
= 10mA TO 1200mA TO 10mA
= 4.0V
= 10kΩ, L1 = 3.3μH, L2 = 4.7μH, L3 = 22μH, V
2V/div
200mA/div
2V/div
= 1.5kΩ, R
= 2 x 10μF, C
V
I
OUT1
BAT
MAX8662/63 toc25
MAX8662/63 toc27
PWM = 0
= 4.0V
= 10mA
Typical Operating Characteristics (continued)
ISET
100
90
80
70
60
50
40
30
20
10
0
OUT3
0.1
= 3kΩ, V
2V/div
50mV/div
200mA/div
5V/div
1A/div
1A/div
100mV/div
Power-Management ICs for
= 0.1μF, C
OUT2 REGULATOR EFFICIENCY
V
BAT
V
1
OUT1
= 3.6V
vs. LOAD CURRENT
BAT
LOAD CURRENT (mA)
AC-COUPLED
= 4.2V
= 3.3V, V
OUT4
10
V
V
V
OUT1
OUT1
V
V
SYS
LX
LX
I
I
= 4.7μF, C
L
L
V
V
BAT
BAT
PWM = 0
PWM = 1
OUT2
V
100
V
I
OUT1
OUT1
BAT
4V
OUT1 REGULATOR HEAVY-LOAD
= 4.2V
= 3.6V
= 4.2V
= 1200mA
= 3.3V
SWITCHING WAVEFORMS
OUT1 REGULATOR LINE-
= 1.3V, SL1 = SL2 = open, V
TRANSIENT RESPONSE
I
PWM = 0
OUT5
OUT1
GND
1000
= 10mA
100μs/div
= V
= 1μF, C
1μs/div
PG1
5V
1.32
1.31
1.30
1.29
1.28
1.27
1.26
= V
0.1
OUT6
OUT2 REGULATOR LOAD REGULATION
PG2
MAX8662/63 toc26
MAX8662/63 toc28
V
= 2.2μF, C
BAT
1
= V
= 4.2V
LOAD CURRENT (mA)
PG3
V
500mA/div
10
10mV/div
2V/div
1V/div
50mV/div
5V/div
BAT
200mA/div
CEN
= 0V, T
= 3.6V
OUT7
100
= 0V, V
= 1μF, CT =
A
= +25°C,
1000
PEN1
10,000
11
=