参数资料
型号: MAX1909
厂商: Maxim Integrated Products, Inc.
英文描述: Multichemistry Battery Charger with Automatic System Power Selector
中文描述: 多种化学类型电池充电器,自动选择系统电源
文件页数: 11/29页
文件大小: 551K
代理商: MAX1909
M
Multichemistry Battery Charger with Automatic
System Power Selector
______________________________________________________________________________________
11
Typical Operating Characteristics (continued)
(Circuit of Figure 2, V
DCIN
= 20V, charge current = 3A, 4 Li+ series cells, T
A
= +25
°
C, unless otherwise noted.)
-3
-1
-2
1
0
2
3
1.5
2.5
2.0
3.0
3.5
INPUT CURRENT-LIMIT ACCURACY vs. V
CLS
M
V
CLS
(V)
I
PDL-PDS SWITCHING,
AC ADAPTER INSERTION
MAX1909 toc14
100
μ
s/div
10V
20V
10V
20V
10V
20V
0V
V
WALLADAPTER
V
SYSTEMLOAD
, V
PDS
V
PDS
V
PDL
, V
BATT
V
PDL
SYSTEM LOAD
V
PDL
V
PDS
PDS-PDL SWITCHOVER,
WALL ADAPTER REMOVAL
MAX1909 toc15
500
μ
s/div
10V
20V
0V
10V
20V
10V
20V
0V
V
WALLADAPTER
V
SYSTEMLOAD
V
SYSTEMLOAD
V
PDS
V
PDL
V
BATT
V
PDL
PDS-PDL SWITCHOVER,
BATTERY INSERTION
MAX1909 toc16
50
μ
s/div
10V
15V
0V
5V
10V
15V
20V
5V
0V
V
SYSTEM
V
PDS
V
PDL
V
BATT
V
PKDET
CONDITIONING MODE
WALL ADAPTER = 18V
V
PKPRES
PDL-PDS SWITCHING,
BATTERY REMOVAL
MAX1909 toc17
10
μ
s/div
10V
15V
0V
5V
10V
15V
20V
5V
0V
V
SYSTEM
V
PDS
V
PDL
V
BATT
CONDITIONING MODE
WALL ADAPTER = 18V
V
PKPRES
-8
-4
-6
2
0
-2
6
4
8
1.5
3.0 3.5
INPUT CURRENT (A)
2.0 2.5
4.0 4.5 5.0 5.5 6.0
IINP ACCURACY vs. INPUT CURRENT
M
I
-2
0
-1
2
1
3
4
0.5
1.5
1.0
2.0
2.5
3.0
INPUT CURRENT-LIMIT ACCURACY
vs. SYSTEM LOAD
M
SYSTEM LOAD (A)
I
V
BATT
= 10V
V
BATT
= 13V
V
BATT
= 12V
V
BATT
= 16V
I
CHARGE
= 3A
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MAX1909EVKIT 功能描述:电池管理 Evaluation Kit for the MAX1909 RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel