MAX8934AETI+ Maxim Integrated Products, MAX8934AETI+ Datasheet - Page 13

• Manufacturer Part Number: MAX8934AETI+
• Description: IC BATTERY CHARGER DUAL 28TQFN
• Manufacturer: Maxim Integrated Products
• Series: Smart Power Selector™r

Specifications of MAX8934AETI+

• 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
• Product: Charge Management
• Output Voltage: 1 V
• Operating Supply Voltage: 4.1 V to 6.6 V
• Supply Current: 1 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Charge Safety Timers: Yes
• Mounting Style: SMD/SMT
• Temperature Monitoring: Yes
• 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
I
V
BATT
BATT
BATT
THM
THM
V
SYS
OT
A
HP6060B ELECTRONIC LOAD
SET TO CC MODE
= +25NC, circuit of Figure 2, V
THRESHOLD DISCHARGE T
THM NORMAL TO THM HOT
THM NORMAL TO THM HOT
3.6V
3.6V
3V
______________________________________________________________________________________
4.2V
(> T3) TRANSITION
10ms/div
1.0V
4ms/div
4.025V
940mA
4.075V
MAX8934A/B/C toc32
MAX8934A toc34
OT
DC
500mV/div
200mV/div
500mA/div
2V/div
2V/div
2V/div
2V/div
Typical Operating Characteristics (continued)
= 6V, V
BATT
= 3.6V, thermistor Beta = 3964, unless otherwise noted. Negative bat-
V
V
V
V
I
I
BATT
BATT
BATT
BATT
THM
THM
HP6060B ELECTRONIC
LOAD SET TO CC MODE
4.2V
1A
THM NORMAL TO THM COLD NO
3.6V
THM NORMAL TO THM HOT NO
CHARGE (> T4) TRANSITION
CHARGE (< T1) TRANSITION
2.2V
4.075V
100mA
500mA
20ms/div
10ms/div
2.54V
MAX8934A/B/C toc33
MAX8934A/B/C toc35
0.65V
0V
0mA
0mA
500mV/div
2V/div
100mA/div
500mV/div
2V/div
500mA/div
13