參數(shù)資料
型號: L6590N
廠商: 意法半導(dǎo)體
英文描述: FULLY INTEGRATED POWER SUPPLY FIPS
中文描述: 完全集成的電源符合FIPS
文件頁數(shù): 7/19頁
文件大小: 236K
代理商: L6590N
7/19
L6590A
Figure 7. IC Operating Current
Figure 8. Switching Frequency vs.
Temperature
Figure 9. Vcc clamp vs. Temperature
Figure 10. OVP Threshold vs. Temperature
Figure 11. OCP Threshold vs. Current Slope
Figure 12. OCP threshold vs. Temperature
7
8
9
10
11
12
13
14
15
3
3.2
3.4
3.6
3.8
4
4.2
4.4
Vcc [V]
Icc [mA]
Tj = -25 °C
Tj = 25 °C
Tj = 125 °C
MOSFET switching @ 22 kHz
-50
0
50
100
150
10
20
30
40
50
60
70
80
Tj [°C]
fsw [kHz]
Normal operation
Standby
-50
0
50
100
150
17
17.2
17.4
17.6
17.8
18
Tj [°C]
VCCclamp [V]
I
clamp
= 20 mA
I
clamp
= 10 mA
-50
0
50
100
150
15
15.2
15.4
15.6
15.8
16
Tj [°C]
Vth [V]
50
100
150
200
250
0.96
0.98
1
1.02
1.04
1.06
dI/dt [mA/μs]
Ipklim / (Ipklim @ di/dt = 120 mA/μs)
Tj = 25 °C
-50
0
50
100
150
0.98
1
1.02
1.04
1.06
1.08
1.1
Tj [°C]
Ipklim / (Ipklim @ Tj = 25°C)
di/dt = 120 mA/μs
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