MAX8677CETG+T Maxim Integrated Products, MAX8677CETG+T Datasheet - Page 7

• Manufacturer Part Number: MAX8677CETG+T
• Description: IC USB/AC ADP CHARGER 24-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX8677CETG+T

• Function: Charge Management
• Battery Type: Lithium-Ion (Li-Ion)
• Voltage - Supply: 4.1 V ~ 6.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(T
A
= +25°C, unless otherwise noted.)
V
V
I
I
I
SYS
USB
I
BAT
SYS
BAT
6.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
I
DC
DC
1.5A Dual-Input USB/AC Adapter Charger
0
_______________________________________________________________________________________
CHARGE PROFILE —1400mAh BATTERY
0
DC CONNECT WITH USB CONNECTED
ADAPTER INPUT—1A CHARGE
DC DISCONNECT WITH NO USB
BATTERY
CHARGER
SOFT-START
50
(R
(R
SYS
SYS
TIME (min)
200μs/div
20μs/div
NEGATIVE BATTERY CURRENT
FLOWS INTO THE BATTERY
THE BATTERY (CHARGING)
= 25Ω)
= 25Ω)
100
CURRENT FLOWS INTO
NEGATIVE BATTERY
C
V
SYS
BAT
I
BAT
CHARGING
(CHARGING)
Typical Operating Characteristics (continued)
MAX8677C toc20
MAX8677C toc18
MAX8677C toc22
150
1.2
1.0
0.8
0.6
0.4
0.2
0
2V/div
500mA/div
500mA/div
500mA/div
500mA/div
500mA/div
and Smart Power Selector
V
V
V
V
V
V
I
I
CHG
I
BAT
SYS
BAT
USB
USB
UOK
5.0
4.5
4.0
3.5
2.5
2.0
1.5
1.0
0.5
I
SYS
BAT
DC
0
CHARGE PROFILE —1400mAh BATTERY
0
BATTERY
CHARGER SOFT-START
20
BATTERY
CHARGER
SOFT-START
USB INPUT—500mA CHARGE
DC CONNECT WITH NO USB
USB CONNECT WITH NO DC
40
60
(R
(R
SYS
TIME (min)
C
SYS
400μs/div
200μs/div
SYS
80
THE BATTERY (CHARGING)
= 25Ω)
= 20Ω)
CHARGING
100
CURRENT FLOWS INTO
NEGATIVE BATTERY
C
120 140 160
SYS
CHARGING
V
BAT
I
MAX8677C toc19
BAT
MAX8677C toc21
MAX8677C toc23
180
500mA/div
500mA/div
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
10V/div
500mA/div
5V/div
5V/div
500mA/div
7