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Spice tutorials 02

5 years ago 4888
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Description

More tutorials on how to do spice simulations in EasyEDA.

These tutorials are in the form of simulatable schematic examples. The tutorials in this folder are a continuation of those in the first Spice tutorials folder:

https://easyeda.com/project_view_Spice-tutorials_AysKEWevN.htm

If you are new to spice simulation in general and to using EasyEDA and ngspice (the simulation engine used by EasyEDA) in particular, it is recommended that you have a look at those tutorials before delving into the more advanced examples in this folder. This project is part of the EasyEDA spice simulation learning resource.

https://easyeda.com/project_view_Simulation-Quickstarter_iLN8usOaw.htm

https://easyeda.com/project_view_Spice-tutorials_AysKEWevN.htm

https://easyeda.com/project_view_Spice-tutorials-02_YxrJ1Vd7p.htm

https://easyeda.com/project_view_EasyEDA-functions_kUOHZhbtn.htm

https://easyeda.com/project_view_Spice-simulation-skills_sysmEWQ7p.htm

https://easyeda.com/project_view_Making-measurements_1BTb4mEWe.htm

https://easyeda.com/project_view_Transformers-and-coupled-inductors_LWewOI0ic.htm

https://easyeda.com/project_view_How-to-use-Regulators-in-EasyEDA_ACwUgasKE.htm

https://easyeda.com/project_view_How-to-use-basic-elements-of-EasyEDA_BDxrlDVdv.htm

https://easyeda.com/project_view_Current-source-devices_EFztNHZhy.htm

Documents

Simulating Laplace Transfer Functions 01

Using parameters 01

Using expressions 01

Controlling EasyEDA switches

Capacitors in series 01

Capacitors in series 04

Capacitors in series 02

Capacitors in series 03

Attaching a .subckt to a symbol 02

Attaching a .subckt to a symbol 01

Using parameters in expressions 01

Parameters, expressions, functions and B Sources

B Sources 01

relaxation oscillator startup 01

relaxation oscillator startup 02

relaxation oscillator startup 03

relaxation oscillator startup 05

relaxation oscillator startup 04

relaxation oscillator startup 06

Opamp Colpitts oscillator startup 01

BOM

ID Name Designator Footprint Quantity Manufacturer Part Manufacturer Supplier Supplier Part Price LCSC Assembly Mounted
1 PULSE(0 2 100u 1n 1n 1m 10m) AC 1 0 VIN 2P-5.0 1
2 {L1val} L1 INDUCTOR-1206 1
3 {C1val} C1 1206 1
4 {R1val} R1 R3 1
5 {R2val} R2 R3 1
6 PULSE(0 1 0 {tr} {tr} 500u {period}) AC 1 0 V1 2P-5.0 1
7 {R3val} R3 R3 1
8 1k R1,RLOAD2,RLOAD3,RLOAD1,RLOAD4,RLOAD5,RDC_PATH_TO_GROUND,R2,R3,R4 R3 10
9 {1k*2/3} RUPPER R3 1
10 {1/(2*pi*1k*10k)} C1,C2 1206 2
11 PULSE(0 1 0 20u 20u {0.5/5k-20u} {1/5k}) AC 1 0 V1 2P-5.0 1
12 {1k*1/3} RLOWER R3 1
13 Voltage_Controlled_Switch S1 1
14 Current_Controlled_Switch W1,W2 2
15 R=u(time-Tdel)*(Roff-Ron)+Ron R_SW_TOPEN R3 1
16 R=!u(time-Tdel)*(Roff-Ron)+Ron R_SW_TCLOSE R3 1
17 PULSE(0 3 {Tdel} 1u) V1 2P-5.0 1
18 SINE(1.5 1 10k) V2 2P-5.0 1
19 -1 F1 1
20 NMOS_E M1 1
21 DMN2005K M2 1
22 SINE(1 0.1 1k) VGATE 2P-5.0 1
23 10 V2 2P-5.0 1
24 470k R1 R3 1
25 100 R2 R3 1
26 1 C1 1206 1
27 2 C2 1206 1
28 1G RDCPATH1 R3 1
29 V=time B1 1
30 V=V(B)/time B2 1
31 0 VIMON 2P-5.0 1
32 V=V(A,B)/time B3 1
33 V=I(Vimon)*time/V(B) B4 1
34 V=I(Vimon)*time/V(A,B) B5 1
35 V=V(B) B2 1
36 V=V(A,B) B3 1
37 1 V1 2P-5.0 1
38 PULSE(0 1 100m 1n) V1 2P-5.0 1
39 10k RIN1 0603-RES 1
40 20k RFB1 0603-RES 1
41 1k RLOAD1 0603-RES 1
42 {vcc} VPOS1,VNEG1 2
43 SIN(0 1.3 10) VSIG1 1
44 Ammeter A1,A2 2
45 AD817 U1 DIP08 1
46 SIN(0 1 10k) V1 2P-5.0 1
47 V=V(a,b) B1 1
48 I=V(a,b)/Rval B2 1
49 I=V(c,d)/MAX(Rval*V(Rvar), 1u) B3 1
50 SIN(1 1 1k 0 0 -90) V2 2P-5.0 1
51 V=Vswing*TANH(V(a,b)*Avol) B4 1
52 V=V(c)-V(d) B5 1
53 V=V(DIFF2)^2 B6 1
54 I=0.5*(V(hilim)-lolim)*( TANH( V(in,BLN_out)*Avol_BLN ) + (V(hilim)+lolim)/(V(hilim)-lolim) ) B_BLN1 1
55 V=0.5*(V(hilim)-lolim)*( TANH( V(in,IdealV_out)*Avol_Ideal ) + (V(hilim)+lolim)/(V(hilim)-lolim) ) B_IDEALV1 1
56 V=asin(sin(2*pi*freq*time)) B1 1
57 V=0.5*(V(hilim)-lolim)*( TANH( V(in,Thevenin_out)*Avol_Thev ) + (V(hilim)+lolim)/(V(hilim)-lolim) ) B_THEV1 1
58 1 RSER1,RPAR1,RPAR2 R3 3
59 1p CPAR1,CPAR2 1206 2
60 I=mysoftlim(V(hilim), lolim, V(in), V(func_out), Avol_func) B_FUNC1 1
61 V=mysineosc(pk2pk, 10k, {1/sqrt(2)}) B5 1
62 {Rval} R1 R3 1
63 {RUPPERVAL} RUPPER R3 1
64 {Cval} C1,C2 1206 2
65 PULSE(0 1 0 {TRISE} {TFALL} {WIDTH} {PERIOD}) AC 1 0 V1 2P-5.0 1
66 {RLOWERVAL} RLOWER R3 1
67 1u C1 1206 1
68 {vcc} V1 2P-5.0 1
69 PULSE(0 {vcc} 0 200u) V1 2P-5.0 1
70 V=vcc*(1-exp(-1*time/100u)) B1 1
71 TL071EE U1,U3 DIP08 2
72 4k R2,R4 R3 2
73 300u L1,L2 INDUCTOR-1206 2
74 10n C1,C2,C3,C4 1206 4
75 5 V1,V2 2P-5.0 2
76 Voltmeter VM1_NO_STARTUP,VM2_STARTUP 2
77 PULSE(0 5 0 10u) V3,V4 2P-5.0 2

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