MAX8934BETI+T Maxim Integrated Products, MAX8934BETI+T Datasheet - Page 11

• Manufacturer Part Number: MAX8934BETI+T
• Description: IC BATTERY CHARGER DUAL 28TQFN
• Manufacturer: Maxim Integrated Products
• Series: Smart Power Selector™r

Specifications of MAX8934BETI+T

• Function: Charge Management
• Battery Type: Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
• Voltage - Supply: 4.1 V ~ 6.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(MAX8934A, T
tery current indicates charging.)
Dual-Input Linear Chargers, Smart Power Selector
with Advanced Battery Temperature Monitoring
V
V
V
V
USUS
I
I
V
V
I
V
V
V
BATT
BATT
I
BATT
I
BATT
CHG
UOK
CHG
USB
SYS
USB
USB
SYS
SYS
I
DC
C
160mA
+160mA
A
475mA
4.2V
3.6V
3.5V
0A
DC
3.6V
3.3V
3.3V
0A
0V
= +25NC, circuit of Figure 2, V
CHARGING
BATTERY CHARGER
SOFT-START
USB SUSPEND (R
______________________________________________________________________________________
USB CONNECT WITH NO
DC CONNECT WITH NO
BATTERY
CHARGER SOFT-START
0mA
5V
USB (R
DC (R
C
3V
0A
3.2V
3.3V
0A
C
USB
5V
SYS
200Fs/div
400Fs/div
200Fs/div
SYS
CHARGING
SYS
CHARGING
= 22I)
5V
= 22I)
SYS
= 22I)
MAX8934A/B/C toc20
MAX8934A/B/C toc22
MAX8934A/B/C toc24
V
4.2V
USB
-260mA
475mA
3.3V
1.2A
-1A
= 5V
DC
5V/div
5V/div
1A/div
1A/div
5V/div
500mA/div
5V/div
5V/div
500mA/div
5V/div
500mA/div
5V/div
5V/div
5V/div
500mA/div
Typical Operating Characteristics (continued)
= 6V, V
BATT
= 3.6V, thermistor Beta = 3964, unless otherwise noted. Negative bat-
V
V
V
V
I
V
V
I
USUS
I
V
V
V
BATT
BATT
BATT
BATT
I
I
CHG
CHG
USB
USB
UOK
USB
SYS
SYS
SYS
I
DC
-260mA
5V
475mA
3.3V
3.3V
-820mA
0A
0A
-I
3V
3.9V
1A
BATT
BATTERY
CHARGER SOFT-START
USB RESUME (R
USB DISCONNECT WITH NO
DC DISCONNECT WITH NO
= CHARGING
USB (R
0V
DC (R
4.6V
3.6V
400Fs/div
200Fs/div
200Fs/div
SYS
SYS
= 22I)
3.3V
= 22I)
3.6V
SYS
0A
+160mA
= 22I)
MAX8934A/B/C toc25
MAX8934A/B/C toc21
MAX8934A/B/C toc23
4.2V
V
3.5V
160mA
0mA
USB
475mA
3V
3.3V
= 5V
5V/div
500mA/div
5V/div
5V/div
500mA/div
5V/div
5V/div
1A/div
1A/div
5V/div
500mA/div
5V/div
5V/div
5V/div
500mA/div
11