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N3022MK140

更新时间： 2023-12-06 20:13:26

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Littelfuse提供业界最全面的标准相位控制晶闸管系列之一。器件电压范围在400V至6500V，适合用于线电压230V至1000V以上的应用（电压更高的应用现可使用我们的中压晶闸管系列）。

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N3022MK140 数据手册

Wespack Phase Control Thyristor Types N3022MK120 to N3022MK140

8.3 D.C. Thermal Impedance Calculation

p=n

-t

t _p

r = r × 1- e

p=1

Where p = 1 to n, n is the number of terms in the series and:

t = Duration of heating pulse in seconds.

r_t

= Thermal resistance at time t.

r_p= Amplitude of p_thterm.

= Time Constant of r_thterm.

t_p

The coefficients for this device are shown in the tables below:

D.C. Double Side Cooled

Term

r_p

9.165875×10^-3

3.090048×10^-3

4.533206×10^-4

1.337550×10^-3

4.430391×10^-3

0.3739650

0.1072757

0.02914000

t_p

D.C. Double Side Cooled

Term

r_p

0.02275

2.682304

4.710571×10^-3

3.064613×10^-3

6.485916×10^-4

2.003393×10^-3

0.239177

0.06309731

t_p

9.0 Reverse recovery ratings

(i) Q_rais based on 50% I_rmchord as shown in Fig. 1

Fig. 1

(ii) Q_rris based on a 150µs integration time i.e.

150µs

Q_rr= i_rr.dt

(iii)

t₁

K Factor =

t₂

Data Sheet. Types N3022MK120 to N3022MK140 Issue 3

Page 5 of 11

October, 2014

1 2 3 456 7 8...13

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