ADP2291ARMZ-R7 Analog Devices Inc, ADP2291ARMZ-R7 Datasheet - Page 11

• Manufacturer Part Number: ADP2291ARMZ-R7
• Description: IC CHARGER LI-ION 4.2V 8MSOP
• Manufacturer: Analog Devices Inc

Specifications of ADP2291ARMZ-R7

• Battery Type: Lithium-Ion (Li-Ion)
• Function: Charge Management
• Voltage - Supply: 4.5 V ~ 12 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
• Input Voltage: 12V
• Battery Charge Voltage: 4.2V
• Charge Current Max: 1.5A
• Battery Ic Case Style: MSOP
• No. Of Pins: 8
• No. Of Series Cells: 1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: ADP2291-EVAL - BOARD EVAL FOR ADP2291LI
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: ADP2291ARMZ-R7; ADP2291ARMZ-R7TR

THERMAL SHUTDOWN
If the ADP2291 junction temperature rises above 135°C,
thermal shutdown occurs. Extreme junction temperatures can
be the result of excessive current operation and/or high ambient
temperatures.
ADJ
IPNP
C/10
0.4V
BAT
3.8V
IN
IN
3V
END_OF_CHARGE
POWER_DOWN
GM
SHUTDOWN
VIN_GOOD
IN
Figure 20. Functional Block Diagram
CS
Rev. A | Page 11 of 20
GM
CONTROL
LOGIC
TIMER
TIMER
TEMP
DRV
GM
A 35°C temperature hysteresis is included so that the ADP2291
does not return to operation during thermal shutdown until the
on-chip temperature drops below 100°C.
1.2V
BAT
PRECHARGE
RESTART
5V
REFERENCE
VOLTAGE
BAT
4.1V
BAT
2.5V
CHG
ADP2291