ADP2291ARMZ-R7 Analog Devices Inc, ADP2291ARMZ-R7 Datasheet - Page 6
![IC CHARGER LI-ION 4.2V 8MSOP](/photos/1/38/13894/rm-8_sml.jpg)
ADP2291ARMZ-R7
Manufacturer Part Number
ADP2291ARMZ-R7
Description
IC CHARGER LI-ION 4.2V 8MSOP
Manufacturer
Analog Devices Inc
Datasheet
1.ADP2291ARMZ-R7.pdf
(20 pages)
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
ADP2291ARMZ-R7TR
ADP2291
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
Table 3. Pin Function Descriptions
Pin No.
1
2
3
4
5
6
7
8
Mnemonic
DRV
GND
BAT
CS
ADJ
IN
TIMER
CHG
Figure 2. 8-Lead MSOP Pin Configuration
GND
DRV
BAT
CS
1
2
3
4
(Not to Scale)
ADP2291
TOP VIEW
Description
Base Driver Output. Controls the base of an external PNP pass transistor.
Ground.
Battery Voltage Sense Input.
Current Sense Resistor Negative Input.
Charging Current Adjust and Charger Shutdown Input.
Power Input and Current Sense Resistor Positive Input.
Timer Programming Input/Disable.
LED Charge Status Indicator. This is an open-collector output.
8
7
6
5
CHG
TIMER
IN
ADJ
Rev. A | Page 6 of 20
Figure 3. 8-Lead LFCSP Pin Configuration
GND
DRV
BAT
CS
1
2
3
4
(Not to Scale)
ADP2291
TOP VIEW
PIN 1
INDICATOR
8 CHG
7 TIMER
6 IN
5 ADJ