SC1218 データシートの表示（PDF） - Semtech Corporation
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SC1218 Datasheet PDF : 12 Pages
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SC1218
POWER MANAGEMENT
Typical Performance Characteristics (Cont.)
20
VIN=12V
CLoad=3.3nF
19
18
TG
BG
17
16
15
0
25
50
75
100
125
TEMPERATURE (°C)
Fig. 3. TG and BG Rise Times vs. Temperature.
11
VIN=12V
CLoad=3.3nF
TG
10
9
BG
8
7
6
0
25
50
75
100
125
TEMPERATURE (°C)
Fig. 4. TG and BG Fall Times vs. Temperature.
25
VIN=12V
TA=25°C
20
15
TG
BG
10
5
0
0
2
4
6
8
10
LOAD CAPACITANCE (nF)
Fig. 6. TG and BG Fall Times vs. Load Capacitance.
160
VIN=12V
140 CLoad_TG=3.3nF
120 CLoad_BG=3.3nF
TA=25°C
100
80
60
40
20
0
0 200 400 600 800 1000 1200 1400 1600
FREQUENCY (KHz)
Fig. 7. Supply Current vs. Frequency.
50
VIN=12V
TA=25°C
40
30
TG
BG
20
10
0
0
2
4
6
8
10
LOAD CAPACITANCE (nF)
Fig. 5. TG and BG Rise Times vs. Load Capacitance.
2005 Semtech Corp.
7
27
VIN=12V
CLoad_TG=3.3nF
26 CLoad_BG=3.3nF
Freq.=200KHz
25
24
23
22
0
25
50
75
100
125
TEMPERATURE (°C)
Fig. 8. Supply Current vs. Temperature.
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