MAX8934GETI+CAK Maxim Integrated, MAX8934GETI+CAK Datasheet - Page 6

• Manufacturer Part Number: MAX8934GETI+CAK
• Description: Battery Management Dual Input Linear Chargers Smart Power Selector
• Manufacturer: Maxim Integrated
• Series: MAX8934Gr

Specifications of MAX8934GETI+CAK

• Battery Type: Li-Ion, Li-Poly
• Output Voltage: 1 V
• Operating Supply Voltage: 4.1 V to 6.6 V
• Charge Safety Timers: Yes
• Operating Supply Current: 1 mA
• Product Type: Charge Management
• Temperature Monitoring: Yes

MAX8934G
Dual-Input Linear Charger, Smart Power Selector
with Advanced Battery Temperature Monitoring
(T
indicates charging.)
6
A
1200
1000
= +25NC, circuit of Figure 2, V
800
600
400
200
14
12
10
0
8
6
4
2
0
0
0
vs. USB VOLTAGE (CHARGER ENABLED)
USB OPERATING SUPPLY CURRENT
V
V
CHARGER IN
DONE MODE
I
SYS
BATT
USUS
1
= 0A
BATTERY INPUT CURRENT
500
450
400
350
300
250
200
150
100
= 4.2V,
V
V
1
vs. BATTERY VOLTAGE
= 0V
50
USB
USB
(USB DISCONNECTED)
0
2
BATTERY VOLTAGE (V)
0
RISING
FALLING
USB VOLTAGE (V)
vs. BATTERY VOLTAGE (500mA USB)
V
PEN1 = X, PEN2 = 1
3
USB
2
= 5V
V
V
4
BATT
BATT
1
CHARGE CURRENT
BATTERY VOLTAGE (V)
3
RISING
FALLING
5
ENTERING OVLO
THMEN = 0
2
THMEN = 1
6
4
DC
7
3
= 6V, V
8
5
4
BATT
900
800
700
600
500
400
300
200
100
5.0
4.9
4.8
4.7
4.6
4.5
4.4
4.3
4.2
4.1
4.0
0
5
= 3.6V, thermistor Beta = 3964, unless otherwise noted. Negative battery current
-40
vs. USB VOLTAGE (CHARGER DISABLED)
0
USB OPERATING SUPPLY CURRENT
V
V
CEN = 1
I
PEN1 = X, PEN2 = 1
V
USB AND DC UNCONNECTED
SYS
BATT
USUS
BATT
1
= 0A
V
V
BATTERY INPUT CURRENT
-15
= 4.2V,
USB
USB
= 4V, THMEN = 0, I
= 0V
2
vs. TEMPERATURE
RISING
FALLING
TEMPERATURE (°C)
USB VOLTAGE (V)
3
10
4
Typical Operating Characteristics
LDO
ENTERING OVLO
35
5
= 0
6
60
7
1200
1000
800
600
400
200
0
85
8
0
V
PEN1 = 1, PEN2 = X
DC
vs. BATTERY VOLTAGE (1A DC)
= 5V
V
V
250
200
150
100
100
BATT
BATT
1
50
90
80
70
60
50
40
30
20
10
0
0
CHARGE CURRENT
BATTERY VOLTAGE (V)
RISING
FALLING
0
0
V
USUS = 1
BATT
BATTERY VOLTAGE (100mA USB)
2
V
PEN1 = X, PEN2 = 0
1
USB
USB SUSPEND CURRENT
= 4.2V,
1
= 5V
CHARGE CURRENT vs.
2
V
V
BATT
BATT
vs. USB VOLTAGE
BATTERY VOLTAGE (V)
3
USB VOLTAGE (V)
3
RISING
FALLING
2
4
4
Maxim Integrated
3
5
5
6
4
7
8
5