https://dl.dropboxusercontent.com/u/53724080/Circuits/Amps/LT1028N.jpg LT1028 works, but LT1028N, the one that brings out the comp pin, doesn't. -- John Larkin Highland Technology Inc www.highlandtechnology.com jlarkin at highlandtechnology dot com Precision electronic instrumentation Picosecond-resolution Digital Delay and Pulse generators Custom timing and laser controllers Photonics and fiberoptic TTL data links VME analog, thermocouple, LVDT, synchro, tachometer Multichannel arbitrary waveform generators
Spice problem
Started by ●September 14, 2013
Reply by ●September 14, 20132013-09-14
On Sat, 14 Sep 2013 12:51:04 -0700, John Larkin <jjlarkin@highNOTlandTHIStechnologyPART.com> wrote:> >https://dl.dropboxusercontent.com/u/53724080/Circuits/Amps/LT1028N.jpg > >LT1028 works, but LT1028N, the one that brings out the comp pin, doesn't.I have LTspice v4.19s, which I think is the latest. Searching the directory structure, I find neither an assembly (.ASY) or a model (.SUB, .LIB, or .MOD) for LT1028N. ...Jim Thompson -- | James E.Thompson | mens | | Analog Innovations | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | San Tan Valley, AZ 85142 Skype: Contacts Only | | | Voice:(480)460-2350 Fax: Available upon request | Brass Rat | | E-mail Icon at http://www.analog-innovations.com | 1962 | I love to cook with wine. Sometimes I even put it in the food.
Reply by ●September 14, 20132013-09-14
On Sat, 14 Sep 2013 13:06:24 -0700, Jim Thompson <To-Email-Use-The-Envelope-Icon@On-My-Web-Site.com> wrote:>On Sat, 14 Sep 2013 12:51:04 -0700, John Larkin ><jjlarkin@highNOTlandTHIStechnologyPART.com> wrote: > >> >>https://dl.dropboxusercontent.com/u/53724080/Circuits/Amps/LT1028N.jpg >> >>LT1028 works, but LT1028N, the one that brings out the comp pin, doesn't. > >I have LTspice v4.19s, which I think is the latest. > >Searching the directory structure, I find neither an assembly (.ASY) >or a model (.SUB, .LIB, or .MOD) for LT1028N. > > ...Jim ThompsonChecked sync release, now up to 4.19u, no LT1028N. ...Jim Thompson -- | James E.Thompson | mens | | Analog Innovations | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | San Tan Valley, AZ 85142 Skype: Contacts Only | | | Voice:(480)460-2350 Fax: Available upon request | Brass Rat | | E-mail Icon at http://www.analog-innovations.com | 1962 | I love to cook with wine. Sometimes I even put it in the food.
Reply by ●September 14, 20132013-09-14
On Sat, 14 Sep 2013 12:51:04 -0700, John Larkin <jjlarkin@highNOTlandTHIStechnologyPART.com> wrote:> >https://dl.dropboxusercontent.com/u/53724080/Circuits/Amps/LT1028N.jpg > >LT1028 works, but LT1028N, the one that brings out the comp pin, doesn't.It's in this library.... <http://www.gunthard-kraus.de/Spice_Model_CD/Vendor%20List/LinearTech/LTC37.lib> From the date of the library... is it an obsolete part? ...Jim Thompson -- | James E.Thompson | mens | | Analog Innovations | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | San Tan Valley, AZ 85142 Skype: Contacts Only | | | Voice:(480)460-2350 Fax: Available upon request | Brass Rat | | E-mail Icon at http://www.analog-innovations.com | 1962 | I love to cook with wine. Sometimes I even put it in the food.
Reply by ●September 14, 20132013-09-14
On Saturday, September 14, 2013 9:51:04 PM UTC+2, John Larkin wrote:> https://dl.dropboxusercontent.com/u/53724080/Circuits/Amps/LT1028N.jpg > > > > LT1028 works, but LT1028N, the one that brings out the comp pin, doesn't. >where have you found LT1028N? I can't find it int the latest version, and when looking at the linear site it doesn't even exist -Lasse
Reply by ●September 14, 20132013-09-14
On Sat, 14 Sep 2013 13:33:41 -0700 (PDT), Lasse Langwadt Christensen <langwadt@fonz.dk> wrote:>On Saturday, September 14, 2013 9:51:04 PM UTC+2, John Larkin wrote: >> https://dl.dropboxusercontent.com/u/53724080/Circuits/Amps/LT1028N.jpg >> >> >> >> LT1028 works, but LT1028N, the one that brings out the comp pin, doesn't. >> > > >where have you found LT1028N? I can't find it int the latest version, and when looking at the linear site it doesn't even exist > >-LasseFound it in this old library... <http://www.gunthard-kraus.de/Spice_Model_CD/Vendor%20List/LinearTech/LTC37.lib> It's not in the latest version of ASY symbols. ...Jim Thompson -- | James E.Thompson | mens | | Analog Innovations | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | San Tan Valley, AZ 85142 Skype: Contacts Only | | | Voice:(480)460-2350 Fax: Available upon request | Brass Rat | | E-mail Icon at http://www.analog-innovations.com | 1962 | I love to cook with wine. Sometimes I even put it in the food.
Reply by ●September 14, 20132013-09-14
On Sat, 14 Sep 2013 13:38:57 -0700, Jim Thompson <To-Email-Use-The-Envelope-Icon@On-My-Web-Site.com> wrote:>On Sat, 14 Sep 2013 13:33:41 -0700 (PDT), Lasse Langwadt Christensen ><langwadt@fonz.dk> wrote: > >>On Saturday, September 14, 2013 9:51:04 PM UTC+2, John Larkin wrote: >>> https://dl.dropboxusercontent.com/u/53724080/Circuits/Amps/LT1028N.jpg >>> >>> >>> >>> LT1028 works, but LT1028N, the one that brings out the comp pin, doesn't. >>> >> >> >>where have you found LT1028N? I can't find it int the latest version, and when looking at the linear site it doesn't even exist >> >>-Lasse > >Found it in this old library... > ><http://www.gunthard-kraus.de/Spice_Model_CD/Vendor%20List/LinearTech/LTC37.lib> > >It's not in the latest version of ASY symbols. > > ...Jim ThompsonAnd the symbol here... <http://chomikuj.pl/serwerix/Elektrotechnika+PP/4+sem/Elektronika+i+Energoelektronika+*5bEIE*5d/elektronika/LTspice/lib/sym/Opamps/LT1028N,2749735750.asy> ...Jim Thompson -- | James E.Thompson | mens | | Analog Innovations | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | San Tan Valley, AZ 85142 Skype: Contacts Only | | | Voice:(480)460-2350 Fax: Available upon request | Brass Rat | | E-mail Icon at http://www.analog-innovations.com | 1962 | I love to cook with wine. Sometimes I even put it in the food.
Reply by ●September 14, 20132013-09-14
On Sat, 14 Sep 2013 12:51:04 -0700, John Larkin wrote:> > https://dl.dropboxusercontent.com/u/53724080/Circuits/Amps/LT1028N.jpg > > LT1028 works, but LT1028N, the one that brings out the comp pin, doesn't.LT1028N symbol calls LTC.lib, but LT1028N isn't in there, only LT1028. It's not in any of the other .lib files, either, according to grep. Looks like they slipped up. -- "Design is the reverse of analysis" (R.D. Middlebrook)
Reply by ●September 14, 20132013-09-14
On Sat, 14 Sep 2013 13:44:43 -0700, Fred Abse <excretatauris@invalid.invalid> wrote:>On Sat, 14 Sep 2013 12:51:04 -0700, John Larkin wrote: > >> >> https://dl.dropboxusercontent.com/u/53724080/Circuits/Amps/LT1028N.jpg >> >> LT1028 works, but LT1028N, the one that brings out the comp pin, doesn't. > >LT1028N symbol calls LTC.lib, but LT1028N isn't in there, only LT1028. > >It's not in any of the other .lib files, either, according to >grep. > >Looks like they slipped up.Where did you find an LT1028N symbol? My v4.19u doesn't have it. Methinks it's been dropped. Haven't found a datasheet. ...Jim Thompson -- | James E.Thompson | mens | | Analog Innovations | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | San Tan Valley, AZ 85142 Skype: Contacts Only | | | Voice:(480)460-2350 Fax: Available upon request | Brass Rat | | E-mail Icon at http://www.analog-innovations.com | 1962 | I love to cook with wine. Sometimes I even put it in the food.
Reply by ●September 14, 20132013-09-14
On Sat, 14 Sep 2013 12:51:04 -0700, John Larkin <jjlarkin@highNOTlandTHIStechnologyPART.com> wrote:> >https://dl.dropboxusercontent.com/u/53724080/Circuits/Amps/LT1028N.jpg > >LT1028 works, but LT1028N, the one that brings out the comp pin, doesn't.And searching the Linear website for LT1028N only returns LT1028. ...Jim Thompson -- | James E.Thompson | mens | | Analog Innovations | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | San Tan Valley, AZ 85142 Skype: Contacts Only | | | Voice:(480)460-2350 Fax: Available upon request | Brass Rat | | E-mail Icon at http://www.analog-innovations.com | 1962 | I love to cook with wine. Sometimes I even put it in the food.