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LM386.sym与LM386.cir

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ID:440967 发表于 2018-12-6 15:39 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式

LM386.sym复制下列代码
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LM386.cir复制下列代码


* CONNECTIONS: Gain 1

* | Non-Inverting Input

* | | Inverting Input

* | | | Gnd

* | | | | Vout

* | | | | | Vs

* | | | | | | Bypass

* | | | | | | | Gain 8

* | | | | | | | |

* 1 2 3 4 5 6 7 8

.SUBCKT LM386 g1 inn inpgnd out vs byp g8

* input emitter-follower buffers:

q1gnd inn 10011 ddpnp

r1 inn gnd 50k

q2gndinp 10012 ddpnp

r2inpgnd 50k

* differential input stage, gain-setting

* resistors, and internal feedbackresistor:

q3 10013 10011 10008 ddpnp

q4 10014 10012 g1 ddpnp

r3 vs byp 15k

r4byp 10008 15k

r5 10008 g8 150

r6 g8 g1 1.35k

r7 g1 out 15k

* input stage current mirror:

q5 10013 10013 gndddnpn

q6 10014 10013 gndddnpn

* voltage gain stage &rolloff cap:

q7 10017 10014 gndddnpn

c1 10014 10017 15pf

* current mirror source for gain stage:

i1 10002 vs dc 5m

q8 10004 10002 vs ddpnp

q9 10002 10002 vs ddpnp

* Sziklai-connected push-pull output stage:

q10 10018 10017 out ddpnp

q11 10004 10004 10009 ddnpn 100

q12 10009 10009 10017 ddnpn 100

q13 vs 10004 out ddnpn 100

q14 out 10018 gndddnpn 100

* generic transistor models generated

* withMicroSim's PARTs utility, using

* default parameters except Bf:

.MODEL ddnpnNPN(Is=10f Xti=3 Eg=1.11Vaf=100 + Bf=400 Ise=0 Ne=1.5 Ikf=0 Nk=.5 Xtb=1.5 Var=100 + Br=1 Isc=0 Nc=2Ikr=0 Rc=0 Cjc=2p Mjc=.3333

+ Vjc=.75 Fc=.5 Cje=5p Mje=.3333 Vje=.75Tr=10n + Tf=1n Itf=1 Xtf=0 Vtf=10)

.MODEL ddpnpPNP(Is=10f Xti=3 Eg=1.11Vaf=100 + Bf=200 Ise=0 Ne=1.5 Ikf=0 Nk=.5 Xtb=1.5 Var=100 + Br=1 Isc=0 Nc=2Ikr=0 Rc=0 Cjc=2p Mjc=.3333

+ Vjc=.75 Fc=.5 Cje=5p Mje=.3333 Vje=.75Tr=10n + Tf=1n Itf=1 Xtf=0 Vtf=10)

.ENDS



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沙发
ID:453691 发表于 2018-12-24 17:59 | 只看该作者
你好,为什么我的电脑在编辑打开sym文件的时候提示“未识别的文件格式”呢?
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板凳
ID:463863 发表于 2019-1-7 16:06 | 只看该作者
937374684 发表于 2018-12-24 17:59
你好,为什么我的电脑在编辑打开sym文件的时候提示“未识别的文件格式”呢?

我TM也是,
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地板
ID:1 发表于 2019-1-13 03:37 | 只看该作者
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