MAX17005BETP 查看數據表（PDF） - Maxim Integrated
零件编号
产品描述 (功能)
生产厂家
MAX17005BETP Datasheet PDF : 21 Pages
| |||
1.2MHz, Low-Cost,
High-Performance Chargers
Typical Operating Characteristics
(Circuit of Figure 1, adapter = 19V, battery = 10V, ISET = 1.05V, VCTL = AGND, TA = +25°C, unless otherwise noted.)
IINP DC ERROR
vs. SYSTEM CURRENT
10
8
6
4
2
0
-2
-4
-6
-8
-10
0
1
2
3
4
5
SYSTEM CURRENT (A)
IINP ERROR
vs. SYSTEM CURRENT
10
8
6
4
2
VBATT = 16.8V
0
-2
-4
-6 VBATT = 12.6V
VBATT = 8.4V
-8
-10
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
SYSTEM CURRENT (A)
ISET PWM DUTY-CYCLE CHANGE
3.0
2.5
2.0
1.5
1.0
0.5
0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
DUTY CYCLE
ISET PWM DUTY-CYCLE CHANGE
3.5
ISET PWM FREQUENCY SWEEP
3.0
BATTERY VOLTAGE-SETTING ERROR
0
3.0
2.5
-0.1
2.5
2.0
-0.2
DUTY CYCLE = 75%
2.0
1.5
-0.3
1.5
DUTY CYCLE = 25%
1.0
-0.4
1.0
0.5
0.5
-0.5
0
0 10 20 30 40 50 60 70 80 90 100
DUTY CYCLE
0
0 100 200 300 400 500 600 700 800
FREQUENCY (kHz)
-0.6
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
VCTL (V)
SYSTEM LOAD TRANSIENT
MAX17005B toc07
EFFICIENCY
vs. CHARGE CURRENT
100
SYSTEM
CURRENT
5A/div
CHARGING
CURRENT
5A/div
INDUCTOR
CURRENT
5A/div
95
90
85
3 CELLS
2 CELLS
80
75
4 CELLS
70
65
200μs/div
60
0
0.5 1.0 1.5 2.0 2.5 3.0
CHARGE CURRENT (A)
3.5 4.0
_______________________________________________________________________________________ 7
Share Link: 