参数资料
型号: ISL8013EVAL2Z
厂商: Intersil
文件页数: 7/17页
文件大小: 0K
描述: EVALUATION BOARD FOR ISL8013
标准包装: 1
主要目的: DC/DC,步降
输出及类型: 1,非隔离
输出电压: 1.8V
电流 - 输出: 3A
输入电压: 2.7 ~ 5.5 V
稳压器拓扑结构: 降压
频率 - 开关: 1MHz
板类型: 完全填充
已供物品:
已用 IC / 零件: ISL8013
ISL8013
Typical Operating Performance
100
90
(Unless otherwise noted, operating conditions are: T A = +25°C,
V VIN = 2.5V to 5.5V, EN = V IN , SYNCH = 0V, L = 1.5μH,
C 1 = 2x22μF, C 2 = 2x22μF, I OUT = 0A to 3A) .
100
90
80
70
2.5V OUT-PWM
1.8V OUT-PWM
1.5V OUT-PWM
1.2V OUT-PWM
80
70
2.5V OUT-PFM
1.8V OUT-PFM 1.5V OUT-PFM
1.2V OUT-PFM
60
50
60
50
40
0.0
0.5
1.0
1.5
2.0
2.5
3.0
40
0.0
0.1
0.2
0.3 0.4 0.5 0.6 0.7
0.8
0.9
1.0
OUTPUT LOAD (A)
FIGURE 3. EFFICIENCY vs LOAD (1MHz 3.3 V IN PWM)
100
90
OUTPUT LOAD (A)
FIGURE 4. EFFICIENCY vs LOAD (1MHz 3.3 V IN PFM)
100
90
1.8V OUT-PWM 1.5V OUT-PWM
1.5V OUT-PFM
80
70
60
2.5V OUT-PWM
3.3V OUT-PWM 1.2V OUT-PWM
80
70
60
2.5V OUT-PFM
3.3V OUT-PFM
1.8VOUT-PFM
1.2V OUT-PFM
50
50
40
0.0
0.5
1.0
1.5
2.0
2.5
3.0
40
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
OUTPUT LOAD (A)
FIGURE 5. EFFICIENCY vs LOAD (1MHz 5V IN PWM)
2.00
1.75
1.50
1.25
1.00
OUTPUT LOAD (A)
FIGURE 6. EFFICIENCY vs LOAD (1MHz 5V IN PFM)
125
100
75
0.75
0.50
0.25
3.3V IN-PFM 5V IN-PFM
5V IN-PWM
3.3V IN-PWM
50
25
0.00
0.0
0.5
1.0
1.5
2.0
2.5
3.0
0
2.0
2.5
3.0
3.5 4.0
4.5
5.0
5.5
OUTPUT LOAD (A)
FIGURE 7. POWER DISSIPATION vs LOAD (1MHz,
V OUT = 1.8V)
7
V IN (V)
FIGURE 8. POWER DISSIPATION WITH NO LOAD vs
V IN (PWM V OUT = 1.8V)
FN6309.3
November 23, 2009
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