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BQ24020DRCR 参数 Datasheet PDF下载

BQ24020DRCR图片预览
型号: BQ24020DRCR
PDF下载: 下载PDF文件 查看货源
内容描述: 单芯片,锂离子电池和具有自主的USB -PORT锂聚合物充电器IC和AC适配器供应管理学会( bqTINY - II ) [SINGLE-CHIP, LI-ION AND LI-POL CHARGER IC WITH AUTONOMOUS USB-PORT AND AC-ADAPTER SUPPLY MANAGEMENT (bqTINY-II)]
分类和应用: 电池
文件页数/大小: 22 页 / 564 K
品牌: TI [ TEXAS INSTRUMENTS ]
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SLUS549D – DECEMBER 2002 – REVISED MARCH 2006
RECOMMENDED OPERATING CONDITIONS
over operating free-air temperature range (unless otherwise noted)
MIN
Supply voltage (from AC input), V
CC
Supply voltage (from USB input), V
CC
Operating junction temperature range, T
J
4.5
4.35
–40
NOM
MAX
6.5
6.5
125
UNIT
V
V
°C
ELECTRICAL CHARACTERISTICS
over 0°C
T
J
125°C and recommended supply voltage, unless otherwise noted
PARAMETER
INPUT CURRENT
I
CC
(V
CC
)
I
CC(SLP)
I
CC(STBY)
II
B(OUT)
II
B(CE)
II
B(TTE)
II
B(TE)
V
O(REG)
V
CC
current
Sleep current
Standby current
Input current on OUT pin
Input current on CE pin
Input bias current on TTE pin
Input bias current on TE pin
Output voltage,
Voltage regulation accuracy
V
(DO)
AC dropout voltage (V
(AC)
–V
(OUT)
)
T
A
= 25°C
V
O(OUT)
= V
O(REG)
V
O(REG)
+ V
(DO-MAX)
)
V
CC
V
O(OUT)
= V
O(REG)
V
O(REG)
+ V
(DO-MAX)
)
V
CC
V
O(OUT)
= V
O(REG)
V
O(REG)
+ V
(DO-MAX)
)
V
CC
V
I(OUT)
> V
(LOWV)
V
I(AC)
– V
I(OUT)
> V
(DO-MAX)
V
CC(MIN)
4.5 V
V
USB
– V
I(OUT)
> V
(DO-MAX)
V
CC(MIN
)
4.5 V
V
USB
– V
I(OUT)
> V
(DO-MAX)
I
O(OUT)
= 1A
ISET2 = High
ISET2 = Low
–0.35%
–1%
350
350
60
4.20
0.35%
1%
500
500
100
mV
V
CC
> V
CC(min)
Sum of currents into OUT pin, V
CC
< V
(SLP)
CE = High
Charge DONE
0°C
≤T
J
85°C
V
CC
> V
CC(MIN)
1.2
2
1
2.0
5
150
5
1
1
1
V
µA
mA
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOLTAGE REGULATION V
O(REG)
+ V
(DO-MAX)
V
CC
, I
(TERM)
< I
O(OUT)
1 A
V
(DO)
USB dropout voltage
(V
(USB)
– V
(OUT)
)
CURRENT REGULATION
I
O(OUT)
AC output current range
(1)
V
CC
4.5 V
V
I(OUT)
> V
(LOWV)
ISET2 = Low
V
I(OUT)
> V
(LOWV)
ISET2 = High
50
80
400
2.463
307
296
246
2.500
322
320
320
1000
100
500
2.538
337
346
416
V
mA
I
O(OUT)
USB output current range
V
(SET)
Output current set voltage
Voltage on ISET1 pin, V
CC
4.5 V, V
IN
4.5 V,
V
I(OUT)
> V
(LOWV)
, V
IN
– V
I(OUT)
> V
(DO-MAX)
50 mA
I
O(OUT)
1 A
10 mA
I
O(OUT)
< 50 mA
1 mA
I
O(OUT)
< 10 mA
K
(SET)
Output current set factor
(1)
I
O(OUT)
+
K
(SET)
V
(SET)
R
SET
3