L6234(2003) 데이터 시트보기 (PDF) - STMicroelectronics
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L6234 Datasheet PDF : 11 Pages
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L6234
Figure 1. Quiescent Current vs. Supply Volt-
age.
Iq [mA]
10
9
T j = -40°C
8
Tj = 25°C
7
6
Tj = 100°C
5
Tj = 130°C
4
3
2
1
0
0
8
16
24
32
40
48
Vs [V]
Figure 3. Typical RDS (ON) vs. Supply Voltage.
R D S (O N )
[Ω ] 0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
Tj = 1 30°C
Tj = 2 5°C
T j= -4 0 °C
Io u t = 4 A
8
16
24
32
40
48
V s [V ]
Figure 5. Typical Diode Forward ON charac-
teristics
ISD [A]
5
Tj = 25°C
4
DM O S (O N)
3
DMOS (OFF)
2
1
0
0
0.5
1
1.5
2
VS D [V ]
6/10
Figure 2. Normalized Quiescent Current vs.
switching frequency.
Iq/(Iq@ 500Hz)
1.75
Tj = 130°C
1.5
1.25
Tj = 25°C
Tj = -40°C
1
0.75
0
10
20
30
40
50
60
fsw [kHz]
Figure 4. Source Drain Forward ON voltage
vs. Junction Temperature.
VSD [V]
2
1.75
1.5
1.25
1
0.75
0.5
0.25
Iout=4A
0
-50 -25
0
25
50
75 100 125 150
Tj [°C]
Figure 6. Reference Voltage vs. Supply Voltage.
Vref [V]
12
10
8
6
4
Tj = 25°C
2
0
0
10
20
30
40
50
Vs [V ]
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