ISL97651 데이터 시트보기 (PDF) - Renesas Electronics
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ISL97651 Datasheet PDF : 20 Pages
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ISL97651
Typical Performance Curves (Continued)
L1 = 10µH, COUT = 40µF, CM1 = 4.7nF, RM1
CH1 = AVDD(200mV/DIV), CH2 = IAVDD(200mA/DIV)
1ms/DIV
FIGURE 3. AVDD TRANSIENT RESPONSE
0.1
VIN = 5V, VLOGIC = 3.3V
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
500
1000
1500
2000
2500
OUTPUT CURRENT (mA)
FIGURE 5. VLOGIC LOAD REGULATION vs OUTPUT CURRENT
0
-0.05
-0.10
-0.15
-0.20
VON = 25V
-0.25
-0.30
-0.35
0
10
20
30
40
50
60
ION (mA)
FIGURE 7. VON LOAD REGULATION vs ION
FN7493 Rev 3.00
April 24, 2009
100
90
80
70
VIN = 5V, VLOGIC = 3.3V
60
50
40
30
20
10
0
0
500
1000
1500
2000
OUTPUT CURRENT (mA)
FIGURE 4. VLOGIC EFFICIENCY vs OUTPUT CURRENT
L2 = 6.8µH, COUT = 30µF, CM2 = 4.7nF, RM2
CH1 = VLOGIC(50mV/DIV), CH2 = ILOGIC(200mA/DIV)
1ms/DIV
FIGURE 6. VLOGIC TRANSIENT RESPONSE
0
-0.01
VIN = 5V, VLOGIC = 3.3V
-0.02
-0.03
-0.04
-0.05
-0.06
-0.07
-0.08
-0.09
-0.10 0 200 400 600 800 1000 1200 1400 1600 1800 2000
OUTPUT CURRENT(mA)
FIGURE 8. VLOGIC LOAD REGULATION vs OUTPUT
CURRENT
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