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参数资料
| 型号： | ISL6232EVAL1 |
| 厂商： | Intersil |
| 文件页数： | 7/25页 |
| 文件大小： | 0K |
| 描述： | EVALUATION BOARD 1 ISL6232 |
| 标准包装： | 1 |
| 主要目的： | DC/DC，LDO 步降 |
| 输出及类型： | 4，非隔离 |
| 输入电压： | 5.5 ~ 25 V |
| 稳压器拓扑结构： | 降压 |
| 频率 - 开关： | 300kHz |
| 板类型： | 完全填充 |
| 已供物品： | 板 |
| 已用 IC / 零件： | ISL6232 |
ISL6232
Typical Operating Performance
100
90
Circuit in Figure 29, no load on LDO5, LDO3, OUT3 OUT5, and REF, VIN = 12V,
EN3 = EN5 = VCC, SHDN# = VIN, T A = 25°C, unless otherwise noted. (Continued)
100
90
80
12V-ULTRA SKIP
80
7V-SKIP
70
60
12V-SKIP
12V-SKIP
70 25V-SKIP
60
50
40
30
50
40
30
7V-PWM
12V-PWM
25V-PWM
20
10
12V-PWM
20
10
0
0.001
0.010 0.100 1.000
3.3V OUTPUT LOAD (A)
10.000
0
0.001
0.010
0.100 1.000
5V OUTPUT LOAD (A)
10.000
FIGURE 7. OUTPUT RIPPLE OF 3.3V vs LOAD
(12V-PWM, SKIP, ULTRA SKIP)
100
90
80
FIGURE 8. EFFICIENCY OF 5V OUTPUT vs LOAD
(7V, 12V, 25V-PWM, SKIP)
350
300
70
7V-ULTRA SKIP
12V-ULTRA SKIP
250
60
25V-ULTRA SKIP
200
7V-PWM
50
40
150
30
100
7V-ULTRA SKIP
7V-SKIP
20
10
0
50
0
0.001
0.010
0.100 1.000
10.000
0.001
0.010
0.100 1.000
10.000
5V OUTPUT LOAD (A)
FIGURE 9. EFFICIENCY OF 5V OUTPUT vs LOAD
(7V, 12V, 25V-ULTRA SKIP)
350
300
250
5V OUTPUT LOAD (A)
FIGURE 10. FREQUENCY OF 5V OUTPUT vs LOAD
(7V-PWM, SKIP, ULTRA SKIP)
350
300
250
200
150
12V-PWM
200
150
25V-PWM
100
12V-ULTRA SKIP
12V-SKIP
100
25V-ULTRA SKIP
25V-SKIP
50
0
50
0
0.001
0.010
0.100 1.000
10.000
0.001
0.010
0.100 1.000
10.000
5V OUTPUT LOAD (A)
FIGURE 11. FREQUENCY OF 5V OUTPUT vs LOAD
(12V-PWM, SKIP, ULTRA SKIP)
7
5V OUTPUT LOAD (A)
FIGURE 12. FREQUENCY OF 5V OUTPUT vs LOAD
(25V-PWM, SKIP, ULTRA SKIP)
FN9116.1
April 20, 2009
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