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From: Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net>
Newsgroups: sci.electronics.design
Subject: Re: Drat. NTE is gone, and they took the last 5-GHz PNP with them.
Date: Thu, 5 Sep 2024 18:17:50 -0000 (UTC)
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bitrex <user@example.net> wrote:
> On 9/5/2024 7:15 AM, Bill Sloman wrote:
>> On 5/09/2024 7:54 am, Phil Hobbs wrote:
>>> The NTE2403, similar to the BFT92, but a bit better overall.  Dunno 
>>> who actually made them. (I saw the news on s.e.repair today.)
>>> 
>>> Rochester claims to have 1,500,000 of the 2SA1462 (1.8 GHz) for 20 
>>> cents, but that's all she wrote.
>>> 
>>> I have a couple of reels of BFT92s and one of BFG31s, so I'm good for 
>>> protos and small production, but I can't use PNP wraparound bootstraps 
>>> for customer designs anymore. :(
>> 
>> But you could use the Renesa HFA3096, which includes two 5.5GHz PNP parts.
>> 
>> https://www.renesas.com/us/en/document/dst/hfa3046-hfa3096-hfa3127-hfa3128-datasheet
>> 
>> Not cheap, but still in production.
>> 
> 
> They even provide the S parameters, isn't that nice. 8 volts CEO is a 
> bit limiting, though.
> 
> Someone must make the NTE2403 as far as I know they're just a re-seller, 
> yeah? Who would have thought repackaging 2N3055s and selling them for $3 
> a pop wasn't a growth industry..
> 

The Renesas parts are very disappointing in actual use, on account of their
huge Ree’, Rbb’, and package inductance, as I found out to my cost long
ago.  

Otherwise I’d be all over them. 

Cheers 

Phil Hobbs 

-- 
Dr Philip C D Hobbs  Principal Consultant  ElectroOptical Innovations LLC /
Hobbs ElectroOptics  Optics, Electro-optics, Photonics, Analog Electronics