- Diode type PG1992 ? - 2 Updates
| amdx <amdx@knology.net>: Jul 13 07:31AM -0500 On 7/11/2021 1:18 AM, John Crane wrote: > Sealed in package... but the markings on the components are 1N4148 > Apparently these are compatible too! > -J I didn't realize it but a 1N4148 is listed as a fast switching diode. That begs the question, how fast? I suspect it will be fast enough for a 1970s thermal printer base. Mikek -- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus |
| John Robertson <spam@flippers.com>: Jul 13 08:33AM -0700 On 2021/07/13 5:31 a.m., amdx wrote: > That begs the question, how fast? I suspect it will be fast enough > for a 1970s thermal printer base. > Mikek Reverse recovery time is 4ns "when switched from IF = 10 mA to IR = 60 mA; RL = 100 Ω; measured at IR = 1 mA;" Philips data sheet, 1999. John :-#)# -- (Please post followups or tech inquiries to the USENET newsgroup) John's Jukes Ltd. MOVED to #7 - 3979 Marine Way, Burnaby, BC, Canada V5J 5E3 (604)872-5757 (Pinballs, Jukes, Video Games) www.flippers.com "Old pinballers never die, they just flip out." |
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