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XCM519 Datasheet(PDF) 28 Page - Torex Semiconductor

Part # XCM519
Description  600mA Synchronous Step-Down DC/DC Converter Low Voltage Input LDO
PDF  49 Pages
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Manufacturer  TOREX [Torex Semiconductor]
Direct Link  http://www.torex.co.jp
Logo TOREX - Torex Semiconductor

XCM519 Datasheet(HTML) 28 Page - Torex Semiconductor

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XCM519 Series
■TYPICAL PERFORMANCE CHARACTERISTICS (Continued)
(4) Oscillation Frequency vs. Ambient Temperature
DCOUT=1.8V,1.2MHz
DCOUT=1.8V,3.0MHz
L=4.7μH(NR4018), CIN1=10μF, CL1=10μF
L=1.5μH(NR3015), CIN1=10μF, CL1=10μF
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
-50
-25
0
25
50
75
100
Ambient Temperature: Ta (℃)
VIN=3.6V
2.5
2.6
2.7
2.8
2.9
3.0
3.1
3.2
3.3
3.4
3.5
-50
-25
0
25
50
75
100
Ambient Temperature: Ta (℃)
VIN=3.6V
(5) Supply Current vs. Ambient Temperature
DCOUT=1.8V,1.2MHz
DCOUT=1.8V,3.0MHz
0
5
10
15
20
25
30
35
40
-50
-25
0
25
50
75
100
Ambient Temperature: Ta (℃)
VIN=6.0V
VIN=4.0V
0
5
10
15
20
25
30
35
40
-50
-25
0
255075
100
Ambient Temperature: Ta (℃)
VIN=6.0V
VIN=4.0V
(6) Output Voltage vs. Ambient Temperature
(7) UVLO Voltage vs. Ambient Temperature
DCOUT=1.8V,3.0MHz
DCOUT=1.8V,3.0MHz
1.5
1.6
1.7
1.8
1.9
2.0
2.1
-50
-25
0
25
50
75
100
Ambient Temperature: Ta (℃)
VIN=3.6V
0.0
0.3
0.6
0.9
1.2
1.5
1.8
-50
-25
0
25
50
75
100
Ambient Temperature: Ta (℃)
CE=VIN
EN=VIN
EN=VIN
EN=VIN



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