Datasheet

15Maxim Integrated
1.2A Switch-Mode Li+ Chargers with ±22V Input
Rating and JEITA Battery Temperature Monitoring
MAX8900A/MAX8900B/MAX8900C
Figure 1. Applications Circuit: Single SETI Resistor, Status Indicators Connected to LEDs
Figure 2. Applications Circuit: Multiple Charge Rates Managed by µP to Be USB Compliant, Status Indicators Connected to a µP
MAX8900_
1FH
1.5A
Li+/
Li-POLY
SYSTEM
LOAD
BST
LX
2.2FF
6.3V
0603
0.1FF
6.3V
0201
0.47FF
25V
0603
0.47FF
6.3V
0402
3.57kI
0201
10kI
0201
10kI
3380k
0402
422I 422I 422I
2.87kI
0201
0.47FF
25V
0603
0.1FF
10V
0402
V
IN
RANGE:
-22V TO +22V
1.0FF
6.3V
0402
OFF
ON
IN
STAT1
STAT2
STAT3
CEN
PVL
INBP
CT SETI DNI
THM
T
GND
AVL
BAT
PGND
BAT
PGND
* STATUS INDICATORS ARE UNCONNECTED FOR THE ELECTRICAL CHARACTERISTICS TABLE.
THE MINIMUM ACCEPTABLE EIA
COMPONENT SIZES AS OF LATE 2009
ARE LISTED: 0201, 0402, 0603.
GND
BAT
IN
CS
***
0.1FF
10V
0402
MAX8900_
1FH
1.5A
Li+/
Li-POLY
SYSTEM
LOAD
BST
LX
2.2FF
6.3V
0603
FP
0.1FF
6.3V
0201
0.47FF
6.3V
0402
1.0FF
6.3V
0402
3.57kI
0201
9.09kI
0201
35.7kI
0201
4.75kI
0201
10kI
0201
10kI
3380K
0402
0.47FF
25V
0603
0.47FF
25V
0603
IN
STAT1
INBP
STAT2
STAT3
CEN
SETI
CT PVL DNI
THM
T
GND
AVL
BAT
PGND
PGND
THE MINIMUM ACCEPTABLE EIA
COMPONENT SIZES AS OF LATE 2009
ARE LISTED: 0201, 0402, 0603.
GND
CS
VBUS
D-
D+
ID
GND
GPIO1*
375mA_EN
717mA_EN
GPIO5
GPIO6
USB
TRANSCEIVER
USB
CONNECTOR
GPIO2*
GPIO3*
GPIO4*
SUSPEND IS 0mA FAST-CHARGE CURRENT
(I
FC
) AND 40FA OF INPUT CURRENT (I
IN
).
GPIO4
CEN
1xxx
R
TH
(I)I
FC
(A)
0035700 0.095
107245 0.470
014192 0.812
112869 1.187
SUSPEND
0
0
0
0
9090 4750
GPIO5 GPIO6
*PULLUP RESISTORS ARE INTERNAL TO THE µP.