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Add a transformer with parameters on the .subckt line

This commit is contained in:
Holger Vogt 2024-01-24 10:11:44 +01:00
parent 9e41383dd9
commit d92569742f
1 changed files with 13 additions and 1 deletions
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14
examples/various/transformers1.cir
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@ -6,6 +6,8 @@ V1 1 0 dc 0 ac 1 sin (0 1 1k)
Xtr1 1 0 2 0 tr1 Xtr1 1 0 2 0 tr1
Xtr1a 1 0 32 0 tr1a psr=1m ssr=1m lp=1m ls=4m kt=0.98
Xtr2 1 0 12 0 tr2 Xtr2 1 0 12 0 tr2
Xtr3 1 0 22 0 tr3 Xtr3 1 0 22 0 tr3
@ -22,6 +24,16 @@ Xtr3 1 0 22 0 tr3
K1 L1 L2 0.98 ; coupling constant K1 L1 L2 0.98 ; coupling constant
.ends .ends
* transformer 1a
* ngspice manual 3.3.10, with parameters replacing fixed values
.subckt tr1a p1 p2 s1 s2 psr=1m ssr=1m lp=100u ls=100u kt=1
Rp1 p1 pint1 {psr} ; primary series resistance
Rs1 s1 sint1 {ssr} ; secondary series resistance
L1 pint1 p2 {lp} ; primary inductance
L2 sint1 s2 {ls} ; secondary inductance
K1 L1 L2 {kt} ; coupling constant
.ends
* transformer 2 * transformer 2
* ngspice manual 12.2.20 and 12.2.21 * ngspice manual 12.2.20 and 12.2.21
* px primary nodes, sx secondary nodes of electric circuit * px primary nodes, sx secondary nodes of electric circuit
@ -53,7 +65,7 @@ Xtr3 1 0 22 0 tr3
.control .control
run run
set xbrushwidth=2 set xbrushwidth=2
plot V(1) v(2) V(1)+5 V(12)+5 V(1)+10 V(22)+10 plot V(1) v(2) V(1)+5 V(12)+5 V(1)+10 V(22)+10 V(1)+15 V(32)+15
.endc .endc
.end .end