參數資料
型號: LA7137M
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDSO24
封裝: 0.300 INCH , MFP-24
文件頁數: 2/12頁
文件大?。?/td> 334K
代理商: LA7137M
2SH30
6
Switching Time Test Circuit
Waveform
Ic Monitor
Vin Monitor
D.U.T.
Rg
Vin ± 15 V
R L
VCC
10%
tf
tr
td(off)
td(on)
Ic
Vin
0
90%
10%
VCE
ton
toff
V
Monitor
CE
Pulse Width
PW (S)
Normalized
Transient
Thermal
Impedance
s
(t)
γ
Normalized Transient Thermal Impedance vs. Pulse Width
3
1
0.3
0.1
0.03
0.01
10
100
1 m
10 m
100 m
1
10
DM
P
PW
T
D =
PW
T
ch – c(t) = s (t)
ch – c
ch – c = 1.25 °C/W, Tc = 25 °C
θ
γ
θ
Tc = 25°C
D = 1
0.5
0.2
0.1
0.05
0.02
0.01
1shot
pulse
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