Silicon controlled rectifier
一种硅控整流器、重掺杂区的技术,应用在整流器领域,能够解决低电流释放能力等问题
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no. 1 example
[0049] See below figure 2 , image 3 , Figure 4 and Figure 5 . The following introduces the first embodiment of the silicon controlled rectifier of the present invention, which includes a P-type substrate 14, an N-type doped well region 16, a first P-type strip heavily doped region 18, a first N-type strip Shaped heavily doped region 20, a second P-type heavily doped region 22, a second N-type heavily doped region 24, and at least one N-type heavily doped region 26. The N-type doped well region 16 is arranged in the P-type substrate 14, the first P-type strip-shaped heavily doped region 18 is arranged in the N-type doped well region 16, the first N-type strip-shaped heavily doped region 20 and the second The P-type strip-shaped heavily doped region 22 is disposed on the P-type substrate 14 , the second N-type strip-shaped heavily doped region 24 is disposed on the N-type doped well region 16 , and the N-type heavily doped region 26 is disposed on the P-type substrate 14...
no. 7 example
[0057] See below Figure 15 , Figure 16 , Figure 17 and Figure 18 . The seventh embodiment of the silicon controlled rectifier of the present invention is introduced below, which includes an N-type substrate 30, a P-type doped well region 32, a first N-type strip heavily doped region 34, a first P-type strip Shaped heavily doped region 36 , a second N-type heavily doped region 38 , a second P-type heavily doped region 40 and at least one P-type heavily doped region 42 . The P-type doped well region 32 is arranged in the N-type substrate 30, the first N-type strip-shaped heavily doped region 34 is arranged in the P-type doped well region 32, and the first P-type strip-shaped heavily doped region 36 is arranged in the In the N-type substrate 30, the second N-type strip-shaped heavily doped region 38 is arranged in the N-type substrate 30, and the second P-type strip-shaped heavily doped region 40 is arranged in the P-type doped well region 32, and the P-type heavily doped...
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