MAX8900BEWV+T Maxim Integrated Products, MAX8900BEWV+T Datasheet - Page 6

• Manufacturer Part Number: MAX8900BEWV+T
• Description: IC LI-ION/POLY BATT CHRGR 30WLP
• Manufacturer: Maxim Integrated Products

Specifications of MAX8900BEWV+T

• Function: Battery Monitor
• Battery Type: Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
• Voltage - Supply: 3.4 V ~ 8.7 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 30-WLP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1.2A Switch-Mode Li+ Chargers with ±22V Input
Rating and JEITA Battery Temperature Monitoring
6
ELECTRICAL CHARACTERISTICS (continued)
(V
noted. Typical values are at T
Done and Prequalification
Current Set Range
Done and Prequalification
Setting Resistor Range
Dead-Battery Charge Current
Dead-Battery Voltage Threshold
(Figure 6)
BAT Leakage Current
Charger Soft-Start Time (Note 3)
CHARGE TIMER
Prequalification/Dead-Battery
Time
Fast-Charge Time
Top-Off Time
Timer Accuracy
THERMISTOR MONITOR
THM Hot Shutoff Threshold
(60NC)
THM Hot Voltage Foldback
Threshold (45NC)
THM Cold Current Foldback
Threshold (15NC)
THM Cold Shutoff Threshold
(-15NC/0NC)
THM Input Leakage
CHARGE ENABLE INPUT (CEN)
CEN Input Voltage Low
CEN Input Voltage High
CEN Internal Pulldown Resistance
IN
= 6V, V
PARAMETER
BAT
= 4V, R
SETI
= 2.87kI, R
A
= +25NC.) (Note 2)
SYMBOL
V
I
R
R
DBAT
DBAT
t
t
V
t
t
V
CEN
T4
T3
T2
T1
PQ
TO
DNI
SS
FC
IH
IL
DNI
= 3.57kI, V
(Figure 5)
(Figure 5)
0V P V
V
includes LX leakage current
through the inductor
C
C
V
(thermistor temperature rising)
V
(thermistor temperature rising)
V
(thermistor temperature falling)
V
hysteresis (thermistor
temperature falling)
THM = GND or AVL
IN
THM
THM
THM
THM
CT
CT
= 0V, V
= 0.1FF
= 0.1FF
/AVL falling, 1% hysteresis
/AVL falling, 1% hysteresis
/AVL rising, 1% hysteresis
/AVL rising, 1%
BAT
THM
P V
BAT
DBAT
= V
CONDITIONS
= 4.2V,
AVL/2
, circuit of Figure 1, T
0NC, MAX8900A/
MAX8900C
-15NC, MAX8900B
T
T
Minimum
Maximum
Minimum
Maximum
A
A
= +25NC
= +85NC
T
T
A
A
= +25NC
= +85NC
A
1.4
100
21.24
32.68
57.00
71.06
81.43
= -40NC to +85NC, unless otherwise
MIN
-0.2
-15
22.54
34.68
60.00
74.56
86.07
0.001
0.001
TYP
1.91
39.2
0.02
0.05
200
180
200
9.8
2.5
1.5
45
30
16
23.84
36.68
63.00
78.06
90.98
MAX
+0.2
+15
400
0.6
1
UNITS
%AVL
%AVL
%AVL
%AVL
min
min
mA
mA
ms
kI
FA
FA
kI
%
V
V
V
s