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ADP3806JRU-12.6-R7 Datasheet(PDF) 5 Page - Analog Devices

Part # ADP3806JRU-12.6-R7
Description  High-Frequency Switch Mode Li-Ion Battery Charger
PDF  16 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADP3806JRU-12.6-R7 Datasheet(HTML) 5 Page - Analog Devices

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REV. B
ADP3806
–5–
PIN CONFIGURATION
TOP VIEW
(Not to Scale)
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
ADP3806
LC
COMP
SD
REF
REG
VCC
SYS–
SYS+
ISYS
SYNC
CT
LIMIT
AGND
BAT
BATSEL
ISET
CS–
SW
DRVH
BST
BSTREG
CS+
PGND
DRVL
PIN FUNCTION DESCRIPTION
Pin No.
Mnemonic Function
1
VCC
Supply Voltage.
2
SYS–
Negative System Current Sense Input.
3
SYS+
Positive System Current Sense Input.
4
ISYS
System Current Sense Output.
5
LIMIT
System Current Sense Limit Output.
6CTOscillator Timing Capacitor.
7
SYNC
Oscillator Synchronization Pin.
8
REG
6.0 V Analog Regulator Output.
PIN FUNCTION DESCRIPTION(continued)
Pin No.
Mnemonic Function
9
REF
2.5 V Precision Reference Output.
10
SD
Shutdown Control Input.
11
COMP
External Compensation Node.
12
LC
Low Current Output.
13
AGND
Analog Ground.
14
BAT
Battery Sense Input.
2.5 V for ADP3806.
12.525 V/16.7 V for ADP3806-12.5.
12.6 V/16.8 V for ADP3806-12.6.
15
BATSEL
Battery Voltage Sense Input.
High = 3 Cells, Low = 4 Cells.
16
ISET
Charge Current Program Input.
17
CS–
Negative Current Sense Input.
18
CS+
Positive Current Sense Input.
19
PGND
Power Ground.
20
DRVL
Low Drive Output Switches between
REG and PGND.
21
BSTREG
7.0 V Regulator Output for Boost.
22
BST
Floating Bootstrap Supply for DRVH.
23
DRVH
High Drive Output Switches between
SW and BST.
24
SW
Buck Switching Node Reference for
DRVH.



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