Datasheet > W1263YH220

W1263YH220

更新时间： 2024-02-17 02:44:08

品牌	Logo	应用领域
力特 - LITTELFUSE		/
页数	文件大小	规格书
10页	216K
描述
Rectifier Diode,

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技术参数
数据手册

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W1263YH220 技术参数

生命周期：	Active	Reach Compliance Code：	unknown
风险等级：	5.71	Base Number Matches：	1

W1263YH220 数据手册

WESTCODE An IXYS Company

Rectifier Diode Types W1263Y#160 to W1263Y#250

5.3 D.C. Thermal Impedance Calculation

−t

p=n







τ _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.

τ_p= Time Constant of r_thterm.

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

D.C. Single Side Cooled

Term

r_p

0.06158

2.13613

8.43118×10^-3

0.01031

0.15024

0.01614

0.04244

5.0391×10^-3

3.6777×10^-3

1.2129

τ_p

D.C. Double Side Cooled

Term

r_p

0.02

9.9234×10^-3

0.01434

0.03562

4.284×10^-3

2.563×10^-3

0.33917

0.12691

τ_p

6.0 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 W1263Y#160 to W1263Y#250 Issue 1

Page 5 of 9

September, 2004

1 2 3 456 7 8...10

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