EL4501 데이터 시트보기 (PDF) - Intersil
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EL4501 Datasheet PDF : 19 Pages
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Typical Performance Curves (Continued)
EL4501
25
20
15
10
5
0
0 0.5 1 1.5 2 2.5 3 3.5 4
VREF_IN (V)
FIGURE 17. DC OFFSET VOLTAGE AT VOUT vs VREF_IN
10
IDROOP=CH*(ΔVRAMP/ΔT)
1
0.1
0.01
0.001
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
FIGURE 19. DROOP CURRENT vs TEMPERATURE
25
20
15
10
5
0
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
FIGURE 18. DC-RESTORE CURRENT vs TEMPERATURE
10
ΔV=ΔQ/CH
1
0.1
0.01
1
10
100
1K
HOLD CAPACITANCE (pF)
FIGURE 20. HOLD STEP VOLTAGE vs HOLD CAPACITANCE
100
DR=ΔVRAMP/ΔT
10
1
0.1
0.01
1
10
100
1K
HOLD CAPACITANCE (pF)
FIGURE 21. DROOP RATE vs HOLD CAPACITANCE
160
140
120
100
80
60
40
20
0
0
20 40 60 80 100 120 140
RFREQ (kΩ)
FIGURE 22. LINE RATE vs RFREQ
7
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