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參數(shù)資料
| 型號： | ISL6232 |
| 廠商： | Intersil Corporation |
| 英文描述： | Octal D-Type Transparent Latches With 3-State Outputs 20-SOIC -40 to 85 |
| 中文描述： | 高效率系統(tǒng)電源控制器，用于筆記本電腦 |
| 文件頁數(shù)： | 6/25頁 |
| 文件大?。?/td> | 746K |
| 代理商： | ISL6232 |
6
FN9116.0
April 18, 2005
Typical Operating Performance
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.
FIGURE 1. EFFICIENCY OF 3.3V OUTOUT vs LOAD
(7V, 12V, 25V-PWM, SKIP)
FIGURE 2. EFFICIENCY OF 3.3V OUTPUT vs LOAD
(7V, 12V, 25V-ULTRA SKIP)
FIGURE 3. FREQUENCY OF 3.3V OUTPUT vs LOAD
(7V-PWM, SKIP, ULTRA SKIP)
FIGURE 4. FREQUENCY OF 3.3V OUTPUT vs LOAD
(12V-PWM, SKIP, ULTRA SKIP)
FIGURE 5. FREQUENCY OF 3.3V OUTPUT vs LOAD
(25V-PWM, SKIP, ULTRA SKIP)
FIGURE 6. OUTPUT VOLTAGE REGULATION OF 3.3V vs
LOAD (12V-PWM, SKIP, ULTRA SKIP)
0
0.001
10
20
30
40
50
60
70
80
90
100
0.010
0.100
1.000
10.000
3.3V OUTPUT LOAD (A)
E
7V-PWM
12V-PWM
25V-PWM
12V-SKIP
25V-SKIP
7V-SKIP
0
0.001
10
20
30
40
50
60
70
80
90
100
0.010
0.100
1.000
10.000
3.3V OUTPUT LOAD (A)
E
7V-ULTRA SKIP
12V-ULTRA SKIP
25V-ULTRA SKIP
0
0.001
50
100
150
200
250
300
350
0.010
0.100
3.3V OUTPUT LOAD (A)
1.000
10.000
100.000
F
7V-PWM
7V-SKIP
7V-ULTRA SKIP
0
0.001
50
100
150
200
250
300
350
0.010
0.100
1.000
10.000
3.3V OUTPUT LOAD (A)
F
12V-PWM
12V-SKIP
12V-ULTRA SKIP
0
0.001
50
100
150
200
250
300
350
0.010
0.100
1.000
10.000
3.3V OUTPUT LOAD (A)
F
25V-PWM
25V-ULTRA SKIP
25V-SKIP
3.20
3.22
3.24
3.26
3.28
3.30
3.32
3.34
0.001
0.010
0.100
1.000
10.000
3.3V OUTPUT LOAD (A)
O
12V-PWM
12V-ULTRA SKIP
12V-SKIP
ISL6232
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