SC2545MLTRT 查看數據表（PDF） - Semtech Corporation
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SC2545MLTRT Datasheet PDF : 24 Pages
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POWER MANAGEMENT
Typical Characteristics (Cont.)
100%
V in=8V
V in=16V
80%
60%
40%
20%
0%
0 1 2 3 4 5 6 7 8 9 10
Io( A )
Efficiency Curve for Vout=3.3V.
SC2545
190
188
186
184
182
180
178
-40 -10 20
50
80 110
Temperature (Degree C)
Freq. vs. Temp. ( Rosc=75kohm, Vin=16V).
350
300
250
200
150
100
50
Rosc(KOHM)
Operating frequency vs. Rosc.
10.5
10.3
10.1
9.9
9.7
9.5
10 12 14 16 18 20 22 24 26 28 30
Vin (V)
Vcc vs. Vin ( Ta=25 Degree C).
9
8
7
6
5
4
4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 9.5
RILIM(KOHM)
RILIM vs. OCP (Vi=12V).
10.13
10.11
10.09
10.07
10.05
10.03
-40 -20 0
20 40 60
Tj (Degree C)
80 100 120
Vcc vs. Temp.
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