MAX8903AETI+T Maxim Integrated Products, MAX8903AETI+T Datasheet - Page 25

• Manufacturer Part Number: MAX8903AETI+T
• Description: IC DC/DC CHARGER LI+ 28-TQFN
• Manufacturer: Maxim Integrated Products
• Series: Smart Power Selector™r

Specifications of MAX8903AETI+T

• Function: Charge Management
• Battery Type: Lithium-Ion (Li-Ion)
• Voltage - Supply: 4.1 V ~ 16 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

The MAX8903_ is available in several options designat-
ed by the first letter following the root part number. The
basic architecture and functionality of the
MAX8903A–MAX8903E/MAX8903G/MAX8903Y are the
Table 7. Selector Guide
Minimum SYS
Regulation
Voltage
(V
SYS Regulation
Voltage
(V
SYS Load
Minimum SYS
Output
Capacitor
BAT Regulation
Voltage
(V
BAT Prequal
Threshold
(V
Top-Off Timer
VL Output
Power-Enable
on Battery
Detection
PARAMETER
SYSMIN
SYSREG
BATREG
BATPQ
)
)
)
)
MAX8903A MAX8903B
15s (fixed)
40mV/A
______________________________________________________________________________________
10μF
1mA
3.0V
4.4V
4.2V
No
3V
2A 1-Cell Li+ DC-DC Chargers for USB
25mV/A
132min
4.325V
10mA
22μF
3.0V
4.2V
2.5V
Yes
Selector Guide
MAX8903C MAX8903D MAX8903E
15s (fixed)
40mV/A
10μF
3.4V
4.4V
4.2V
1mA
No
3V
15s (fixed)
40mV/A
10μF
3.4V
4.4V
4.1V
1mA
No
3V
same. Their differences lie in certain electrical and
operational parameters. Table 7 outlines these differ-
ences.
25mV/A
132min
4.325V
10mA
22μF
3.0V
4.1V
2.5V
Yes
and Adapter Power
MAX8903G
25mV/A
132min
4.325V
10mA
22μF
3.0V
4.2V
2.5V
Yes
MAX8903Y
15s (fixed)
40mV/A
4.15V
10μF
3.0V
4.4V
1mA
No
3V
—
—
—
—
Typical values.
See the Electrical
Characteristics
table for min/max
values
Typical values.
See the Electrical
Characteristics
table for min/max
values
For the
MAX8903B and
MAX8903E
versions, this
timing can be
changed by
varying the
capacitor C
Note that this
also changes the
timing for the
prequal and fast-
charge timers.
—
See the Power-
Enable on
Battery Detection
section for
details.
COMMENTS
CT
.
25