SMAJ50A 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

生产厂家

SMAJ50A

TRANSIL™

STMicroelectronics 

SMAJxxxA-TR, CA-TR

Fig 5: Peak forward voltage drop versus peak

forward current (typical values).

IFM(A)

10.00

Fig 6: Relative variation of thermal impedance

junction to ambient versus pulse duration.

Zth(j-a)/Rth(j-a)

1.00

1.00

Tj=125°C

0.10

Tj=25°C

0.10

VFM(V)

0.01

0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4

0.01

1E-2

1E-1

tp(s)

1E+0 1E+1

1E+2 5E+2

Fig 7: Thermal resistance junction to ambient

versus copper surface under each lead

(printed circuit board FR4 e(Cu)=35µm).

Rth(j-a) (°C/W)

140

130

120

110

100

90

80

70

60

50

S(Cu)(cm²)

40

0

1

2

3

4

5

Fig 8: Relative variation of leakage current versus

junction temperature.

IR[Tj] / IR [Tj=25°C]

2E+3

1E+3

1E+2

VBR ≥ 8.5V

1E+1

1E+0

1E-1

0

VBR < 8.5V

Tj(°C)

25 50 75 100 125 150

4/5

Share Link: