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參數資料
| 型號： | ADP3806JRU-12.5-R7 |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 電源管理 |
| 英文描述： | High-Frequency Switch Mode Li-Ion Battery Charger |
| 中文描述： | 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO24 |
| 封裝： | MO-153AD, TSSOP-24 |
| 文件頁數： | 3/16頁 |
| 文件大小： | 274K |
| 代理商： | ADP3806JRU-12.5-R7 |
REV. B
ADP3806
–3–
Parameter
Conditions
Symbol
Min
Typ
Max
Unit
BATSEL INPUT
V
BAT
= 12.6 V
V
BAT
= 16.8 V
BATSEL Input Current
2.0
V
V
m
A
0.8
5.0
0.2
BOOST REGULATOR OUTPUT
Output Voltage
Output Current
8
C
L
= 0.1
m
F
V
BSTREG
I
BSTREG
6.8
3.0
7.0
5.0
7.2
V
mA
ANALOG REGULATOR OUTPUT
Output Voltage
Output Current
8
C
L
= 10 nF
V
REG
I
REG
5.8
3.0
6.0
5.0
6.2
V
mA
PRECISION REFERENCE OUTPUT
Output Voltage
Output Current
8
V
REF
I
REF
2.47
0.5
2.5
1.1
2.53
V
mA
SHUTDOWN (
SD
)
ON
OFF
SD
Input Current
SD
H
SD
L
2.0
V
V
m
A
0.8
1.0
0.2
POWER SUPPLY
ON Supply Current
OFF Supply Current
UVLO Threshold Voltage
UVLO Hysteresis
No External Loads, UVLO
￡
VCC
￡
20 V
No External Loads, VCC
￡
20 V
Turn On
Turn Off
I
SYON
I
SYOFF
V
UVLO
6.0
1.0
6.0
0.3
8.0
5.0
6.25
0.5
mA
m
A
V
V
5.65
0.1
LC OUTPUT
Output Voltage Low
Output Voltage High
High Current Mode
9
, I
SINK
= 100
m
A
Low Current Mode
10
0.1
External
0.4
V
V
OUTPUT REVERSE LEAKAGE
PROTECTION
Leakage Current
VCC = Floating, V
BAT
= 12.6 V
I
DISCH
1
5
m
A
OVERCURRENT COMPARATOR
Overcurrent Threshold
Response Time
V
CS(OC)
t
OC
180
2
mV
m
s
V
CS
> 180 mV to COMP < 1 V
OVERVOLTAGE COMPARATOR
Overvoltage Threshold
Response Time
V
BAT(OV)
t
OV
120
2
%
m
s
V
BAT
> 120% to COMP < 1 V
NOTES
1
All limits at temperature extremes are guaranteed via correlation using standard Statistical Quality Control (SQC) methods.
2
Guaranteed by design, not tested in production.
3
If SYNC function is used, then f
SYNC
must be greater than f
CT
but less than 120% of f
CT
.
4
V
= (V
) – (V
).
5
Accuracy guaranteed by ISET input, programming function accuracy specification.
6
System current sense is active during shutdown.
7
Load current is supplied through SYS+ pin.
8
Guaranteed output current from 0 to min specified value to maintain regulation.
9
V
BAT
< 93% of final or V
CS
> 25 mV.
10
V
BAT
≥
93% of final and V
CS
￡
25 mV.
Specifications subject to change without notice.
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