参数资料
型号: MAX17535ETG+T
厂商: Maxim Integrated Products
文件页数: 10/28页
文件大小: 0K
描述: IC SMBUS BATT CHARGER 24TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
功能: 充电管理
电池化学: 锂离子(锂离子),多化学
电源电压: 8 V ~ 26 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-WFQFN 裸露焊盘
供应商设备封装: 24-TQFN-EP(4x4)
包装: 带卷 (TR)
High-Frequency,
Low-Cost SMBus Chargers
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V IN = 19V, V CC = V DD = 5V, EN = V CC , T A = +25 N C, unless otherwise specified.)
IINP ERROR vs. SYSTEM CURRENT
CHARGER-CURRENT ERROR
vs. BATTERY VOLTAGE
CHARGER-CURRENT ERROR
vs. SMBus SETTING
3.5
3.0
INPUT CURRENT LIMIT = 3.584A
3.0
2.5
9
8
2.5
2.0
1.5
1.0
0.5
V BATT = 16.8V
2.0
1.5
1.0
0.5
I CHARGER = 5A
I CHARGER = 3A
I CHARGER = 4A
7
6
5
4
3
2
0
-0.5
0
V BATT = 12.6V
1
2
V BATT = 8.4V
3
4
0
-0.5
3
8
13
18
1
0
2
4
6
SYSTEM CURRENT (A)
BATTERY VOLTAGE (V)
INPUT CURRENT-LIMIT SETTING (A)
0.20
CHARGE VOLTAGE
ACCURACY AT 3.854A
0.3
CHARGER VOLTAGE ERROR
vs. CHARGER CURRENT
BATTERY REMOVAL
(V BATT = 3V)
MAX17435 toc09
0.15
0.10
0.05
0.2
0.1
0
-0.1
-0.2
V BATT = 16.8V
V BATT = 8.4V
V BATT = 12.6V
V PDSL
5V/div
V BATT
5V/div
V DCIN
5V/div
0
-0.3
-0.05
-0.10
-0.4
-0.5
-0.6
I L
1A/div
-0.15
0
5
10
15
20
-0.7
0
2
4
6
100 F s/div
CHARGE VOLTAGE (V)
CHARGER CURRENT (A)
SYSTEM LOAD TRANSIENT
(0A 3A 0A)
MAX17435 toc10
I L
1A/div
V BATT
200mV/div
V CC
1V/div
I SYSLD
1A/div
CHARGE-OUTPUT SHORT CIRCUIT
MAX17435 toc11
V BATT
5V/div
I L
2A/div
100
95
90
85
80
75
70
65
60
EFFICIENCY vs. CHARGE CURRENT
(2, 3, AND 4 CELLS)
4 CELL
3 CELL
2 CELL
0A
55
50
1ms/div
20 F s/div
0
1
2
3
4
5
6
CHARGE CURRENT (A)
10
_____________________________________________________________________________________
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