MAX8903JETI+ Maxim Integrated, MAX8903JETI+ Datasheet - Page 26

• Manufacturer Part Number: MAX8903JETI+
• Description: Battery Management 2A 1-Cell Li+ DC-DC USB/Adapter Charger
• Manufacturer: Maxim Integrated
• Series: MAX8903A, MAX8903B, MAX8903C, MAX8903D, MAX8903E, MAX8903G, MAX8903H, MAX8903J, MAX8903Yr

Specifications of MAX8903JETI+

• Rohs: yes
• Battery Type: Li-Ion
• Output Voltage: 5 V
• Output Current: 1 mA
• Operating Supply Voltage: 4.1 V to 16 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Charge Safety Timers: Yes
• Maximum Power Dissipation: 1666.7 mW
• Operating Supply Current: 2.3 mA
• Product Type: Charge Management
• Temperature Monitoring: Yes
• Uvlo Start Threshold: 3.2 V

2A 1-Cell Li+ DC-DC Chargers
for USB and Adapter Power
MAX8903A–E/G/H/J/N/Y
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
Table 6. Selector Guide
Note 5: Typical values. See the Electrical Characteristics table for min/max values.
Note 6: Note that this also changes the timing for the prequal and fast-charge timers.
Note 7: See the Power Enable on Battery Detection section for details.
Note 8: The MAX8903H is a newer version of the MAX8903C that is a recommended for new designs.
26
Minimum SYS
Regulation
Voltage
(V SYSMIN )
SYS Regulation
Voltage
(V SYSREG )
Minimum
Allowable
Inductor
Switching
Frequency
SYS Load
Regulation
Mi ni mum SY S
Outp ut
Capaci tor ( C
BAT Regulation
Voltage
(V BATREG )
(Note 5)
BAT Prequal
Threshold
(V BATPQ )
(Note 5)
Top-Off Timer
(Note 6)
VL Output
Current Rating
Power-Enable
On Battery
Detection
(Note 7)
Comments
PARAMETER MAX8903A MAX8903B MAX8903C MAX8903D MAX8903E MAX8903G MAX8903H MAX8903J MAX8903N MAX8903Y
SYS
)
15s (fixed)
40mV/A
2.2µH
4MHz
10µF
1mA
3.0V
4.4V
4.2V
3V
No
—
25mV/A
132min
4.325V
2.2µH
4MHz
10mA
22µF
3.0V
4.2V
2.5V
Yes
—
15s (fixed) 15s (fixed)
40mV/A
Selector Guide
2.2µH
4MHz
10µF
1mA
3.4V
4.4V
4.2V
No
3V
—
40mV/A
2.2µH
4MHz
10µF
3.4V
4.4V
4.1V
1mA
3V
No
—
25mV/A
132min
4.325V
2.2µH
4MHz
10mA
22µF
3.0V
4.1V
2.5V
Yes
—
MAX8903A–MAX8903E/MAX8903G/MAX8903Y are the
same. Their differences lie in certain electrical and
operational parameters. Table 6 outlines these differ-
ences.
25mV/A
132min
4.325V
2.2µH
1MHz
10mA
22µF
3.0V
4.2V
2.5V
Yes
—
15s (fixed) 15s (fixed) 15s (fixed) 15s (fixed)
40mV/A
(Note 8)
4MHz
10µF
1mA
3.4V
4.4V
4.2V
1µH
3V
No
25mV/A
4MHz
4.35V
10µF
1mA
3.4V
4.5V
1µH
3V
No
—
25mV/A
4MHz
4.15V
22µF
1mA
3.4V
4.4V
1µH
3V
No
—
Maxim Integrated
25mV/A
4MHz
4.15V
22µF
1mA
3.0V
4.4V
1µH
3V
No
—