參數(shù)資料
型號: STD55NH2LLT4
廠商: 意法半導(dǎo)體
英文描述: N-channel 24V - 0.010ohm - 40A - DPAK/IPAK Ultra low gate charge STripFET TM Power MOSFET
中文描述: N溝道24V的- 0.010ohm - 40A條-的DPAK /像是iPak超低柵極電荷STripFET商標功率MOSFET
文件頁數(shù): 10/16頁
文件大小: 485K
代理商: STD55NH2LLT4
Appendix A
STD55NH2LL - STD55NH2LL-1
10/16
Table 6.
Power losses calculation
High side switching (SW1)
Low side switch (SW2)
Pconduction
Pswitching
Zero Voltage Switching
Pdiode
Recovery
(1)
1.
Dissipated by SW1 during turn-on
Not applicable
Conductio
n
Not applicable
Pgate(Q
G
)
P
Qoss
Table 7.
Paramiters meaning
Parameter
Meaning
d
Duty-cycle
Q
gsth
Post threshold gate charge
Q
gls
Third quadrant gate charge
Pconduction
On state losses
Pswitching
On-off transition losses
Pdiode
Conduction and reverse recovery diode losses
Pgate
Gate drive losses
P
Qoss
Output capacitance losses
δ
*
I
R
2
L
DS(on)SW1
)
1
*
I
R
2
L
DS(on)SW2
δ
g
L
I
I
*
f
*
)
Q
(Q
*
V
gd(SW1)
gsth(SW1)
in
+
f
*
Q
*
V
rr(SW2)
in
f
*
t
*
I
*
V
deadtime
L
f(SW2)
f
*
V
*
Q
gg
g(SW1)
f
*
V
*
Q
gg
gls(SW2)
2
f
*
Q
*
V
oss(SW1)
in
2
f
*
Q
*
V
oss(SW2)
in
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