I've been looking for a long time a model of an lm386 for Multisim, I use Multisim 11 and I used the code a user named roff posted on this forum back in 2006 but I keep getting an error
Can anyone help me?
Edit:
Oh and the code is:
Code:
------ Checking SPICE netlist for Design1 - יום*שלישי 20 אפריל 2010, 22:23:28 ------
SPICE Netlist Error in schematic RefDes 'u1', element 'au1': Unable to identify XSPICE code model for simulation in netlist element 'au1'
SPICE Netlist Error in schematic RefDes 'u1', element '<unknown>': Due to errors, the component 'au1' has been omitted from the simulation
======= SPICE Netlist check completed, 2 error(s), 0 warning(s) =======Edit:
Oh and the code is:
Code:
* lm386 subcircuit model follows:
************************************original* IC pins: 2 3 7 1 8 5 6 4
* IC pins: 1 2 3 4 5 6 7 8
* | | | | | | | |
.subckt lm386 g1 inn inp gnd out vs byp g8
************************************original*.subckt lm386 inn inp byp g1 g8 out vs gnd
* input emitter-follower buffers:
q1 gnd inn 10011 ddpnp
r1 inn gnd 50k
q2 gnd inp 10012 ddpnp
r2 inp gnd 50k
* differential input stage, gain-setting
* resistors, and internal feedback resistor:
q3 10013 10011 10008 ddpnp
q4 10014 10012 g1 ddpnp
r3 vs byp 15k
r4 byp 10008 15k
r5 10008 g8 150
r6 g8 g1 1.35k
r7 g1 out 15k
* input stage current mirror:
q5 10013 10013 gnd ddnpn
q6 10014 10013 gnd ddnpn
* voltage gain stage & rolloff cap:
q7 10017 10014 gnd ddnpn
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 gnd ddnpn 100
* generic transistor models generated
* with MicroSim's PARTs utility, using
* default parameters except Bf:
.model ddnpn NPN(Is=10f Xti=3 Eg=1.11 Vaf=100
+ Bf=400 Ise=0 Ne=1.5 Ikf=0 Nk=.5 Xtb=1.5 Var=100
+ Br=1 Isc=0 Nc=2 Ikr=0 Rc=0 Cjc=2p Mjc=.3333
+ Vjc=.75 Fc=.5 Cje=5p Mje=.3333 Vje=.75 Tr=10n
+ Tf=1n Itf=1 Xtf=0 Vtf=10)
.model ddpnp PNP(Is=10f Xti=3 Eg=1.11 Vaf=100
+ Bf=200 Ise=0 Ne=1.5 Ikf=0 Nk=.5 Xtb=1.5 Var=100
+ Br=1 Isc=0 Nc=2 Ikr=0 Rc=0 Cjc=2p Mjc=.3333
+ Vjc=.75 Fc=.5 Cje=5p Mje=.3333 Vje=.75 Tr=10n
+ Tf=1n Itf=1 Xtf=0 Vtf=10)
.ends
*----------end of subcircuit model-----------
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