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SC2542 Datasheet(PDF) 25 Page - Semtech Corporation

Part # SC2542
Description  High Performance Wide Input Range Dual Synchronous Buck Controller
PDF  27 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC2542 Datasheet(HTML) 25 Page - Semtech Corporation

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 2005 Semtech Corp.
www.semtech.com
SC2542
POWER MANAGEMENT
Typical Characteristics (Cont.)
Frequency vs. Temp. (Rosc = 75kohm, Vin = 16V)
176
178
180
182
184
186
188
190
192
-40
-15
10
35
60
85
110
135
Temp. (Degree C)
9.5
9.7
9.9
10.1
10.3
12
14
16
18
20
22
24
26
28
Vin (V)
Vcc vs. Vin (Ta = 25 Degree C)
9.8
9.85
9.9
9.95
10
-40
-20
0
20
40
60
80
100
120
Temp. (Ta Degree C)
5.0
5.5
6.0
6.5
7.0
8
1 01 2 1 416 1820 2224 26 28
Vin(V)
1040
1045
1050
1055
1060
-40
-20
0
20
406080
100
120
Temp. (Degree C)
50
60
70
80
90
100
-40
-20
0
204060
80
100
120
Ta (Degree C)
Vcc vs. Temp. (Ta = 25 Degree C)
Minimum pulse width vs. Temp (Ta)
Dead time vs. Ta (Vin = 16V, DH falling to DL rising)
Icc vs. Vin (Ta = 25 Degree C)



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