MAX1898EUB41+ Maxim Integrated Products, MAX1898EUB41+ Datasheet - Page 3

• Manufacturer Part Number: MAX1898EUB41+
• Description: IC CHARGER LI+ SNGL 10-UMAX
• Manufacturer: Maxim Integrated Products

Specifications of MAX1898EUB41+

• Function: Charge Management
• Battery Type: Lithium-Ion (Li-Ion)
• Voltage - Supply: 4.5 V ~ 12 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS
(V
ELECTRICAL CHARACTERISTICS (continued)
(V
at T
Maximum Voltage (V
V
Percentage of Voltage-Loop Set
Point)
RSTRT Internal Resistance
CURRENT LOOP
Internal Current-Sense Resistance
RMS Charge Current
Current-Sense Amplifier Gain, I
to I
Current-Sense Amplifier Gain, I
to I
Current-Loop Regulation Set Point
Current-Loop Gain
CHG Trip Threshold (As a
Percentage of Full Load Current)
TIMER FUNCTION
Timer Source/Sink Current
Timer Accuracy
CHG Output Low Current
CHG Output High Leakage
CHG Blink Rate
Supply Voltage Range
Input OK Trip Point, IN Rising
(V
Input OK Trip Point, IN Falling
(V
V
V
EN/OK Sink Current (When Input
Power Not OK)
EN/OK Source Current (When Input
Power OK)
EN/OK Logic Input High
EN/OK Logic Input Low
IN
IN
BATT
IN
IN
IN
IN
A
IN
IN
= 8V, V
= 8V, V
Input OK Trip Point, IN Rising
Input OK Trip Point, IN Falling
= +25°C.)
- V
- V
Fast Charge
Prequal
Restart Threshold (As a
BATT
BATT
BATT
BATT
PARAMETER
PARAMETER
)
)
= 4V, EN/OK = open, RSET = 2.8kΩ, RSTRT = GND, T
= 4V, EN/OK = open, RSET = 2.8kΩ, RSTRT = GND, T
Linear Charger for Single-Cell Li+ Battery
_______________________________________________________________________________________
IN
- V
DRV
)
SET
SET
V
RSTRT = GND
IN to CS pin-to-pin resistance
I
I
V
RSET = 2.8kΩ, V
performance
∆V
I
I
V
C
V
V
Fault state (50% duty cycle), CT = 100nF
V
V
4.5V ≤ V
4.5V ≤ V
CS
CS
LOAD
LOAD
BATT
BATT
CT
IN
EN/OK
CT
CHG
CHG
DRV
= 500mA, V
= 50mA, V
= 3.9V, V
= 0.9V
= 100nF for 2 hours, 54 minutes nominal
falling, RSET = 2.8kΩ
rising, RSET = 2.8kΩ
= 1V
/∆V
= 12V
= 3.5V
= 2V
= 2V
IN
IN
ISET
≤12V
≤12V
BATT
ISET
SET
BATT
= 4V, V
= 0.14V,
= 1.4V
CONDITIONS
CONDITIONS
= 3.5V, closed-loop
EN/OK
A
A
= 0.8V
= -40°C to +85°C, unless otherwise noted.)
= 0°C to +85°C, unless otherwise noted. Typical values are
0.95
0.73
MIN
450
-10
3.5
92
50
15
17
4
1
MIN
100
4.5
4.0
3.9
45
30
5
2
95.25
TYP
100
105
500
1.5
26
20
22
1
1
5
5
MAX
100
4.5
4.4
0.6
12
85
20
MAX
1.05
1.30
200
550
+10
1.4
98
25
27
7
6
1
2
UNITS
UNITS
mA/A
mA/A
mΩ
mA
mA
mV
mV
kΩ
dB
µA
µA
Hz
µA
µA
%
%
%
V
A
V
V
V
V
V
3