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参数资料
| 型号： | ISL6232EVAL1 |
| 厂商： | Intersil |
| 文件页数： | 6/25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
80 7V-SKIP
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.
100
90
80
70
60
70
60
7V-ULTRA SKIP
12V-ULTRA SKIP
25V-ULTRA SKIP
50
40
30
20
10
0
12V-SKIP
25V-SKIP
7V-PWM
12V-PWM
25V-PWM
50
40
30
20
10
0
0.001
0.010
0.100 1.000
10.000
0.001
0.010
0.100 1.000
10.000
3.3V OUTPUT LOAD (A)
FIGURE 1. EFFICIENCY OF 3.3V OUTOUT vs LOAD
(7V, 12V, 25V-PWM, SKIP)
350
300
250
3.3V OUTPUT LOAD (A)
FIGURE 2. EFFICIENCY OF 3.3V OUTPUT vs LOAD
(7V, 12V, 25V-ULTRA SKIP)
350
300
250
200
7V-PWM
200
12V-PWM
150
7V-ULTRA SKIP
150
12V-ULTRA SKIP
100
50
7V-SKIP
100
50
12V-SKIP
0
0.001
0.010
0.100 1.000 10.000
100.000
0
0.001
0.010 0.100 1.000
10.000
3.3V OUTPUT LOAD (A)
FIGURE 3. FREQUENCY OF 3.3V OUTPUT vs LOAD
(7V-PWM, SKIP, ULTRA SKIP)
350
300
250
3.3V OUTPUT LOAD (A)
FIGURE 4. FREQUENCY OF 3.3V OUTPUT vs LOAD
(12V-PWM, SKIP, ULTRA SKIP)
3.34
12V-ULTRA SKIP
3.32
3.30
200
25V-PWM
3.28
12V-PWM
12V-SKIP
150
3.26
100
50
25V-ULTRA SKIP
25V-SKIP
3.24
3.22
0
0.001
0.010 0.100 1.000
10.000
3.20
0.001
0.010
0.100 1.000
10.000
3.3V OUTPUT LOAD (A)
FIGURE 5. FREQUENCY OF 3.3V OUTPUT vs LOAD
(25V-PWM, SKIP, ULTRA SKIP)
6
3.3V OUTPUT LOAD (A)
FIGURE 6. OUTPUT VOLTAGE REGULATION OF 3.3V vs
LOAD (12V-PWM, SKIP, ULTRA SKIP)
FN9116.1
April 20, 2009
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