BD4: Difference between revisions
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[[File:BD4 characteristic.png|thumb|400px|right|Characteristics of a [[BD4]] back diode]] | [[File:BD4 characteristic.png|thumb|400px|right|Characteristics of a [[BD4]] back diode]] | ||
{{Discrete component | |||
It has a specified rise time of 0.4 ps. | |Manufacturer=General Electric | ||
|Model=BD-4 | |||
|Part_nos=152-0070-00 | |||
|Description=0.1 mA (@90 mV) Germanium back diode | |||
|Used_in=7S14;5T1A; | |||
}}. It has a specified rise time of 0.4 ps. | |||
The BD4 is used in the HF-sync circuit of the [[7S14]] and trigger circuit of the late [[5T1A]]. | The BD4 is used in the HF-sync circuit of the [[7S14]] and trigger circuit of the late [[5T1A]]. | ||
{{Part usage}} | |||
==Links== | ==Links== | ||
Latest revision as of 10:57, 26 June 2023
The General Electric BD-4 (P/N 152-0070-00) is a 0.1 mA (@90 mV) Germanium back diode. It has a specified rise time of 0.4 ps.
The BD4 is used in the HF-sync circuit of the 7S14 and trigger circuit of the late 5T1A.
Some instruments using part BD4
| Instrument | Manufacturer | Class | Model | Description | Introduced |
|---|---|---|---|---|---|
| 5T1A | Tektronix | Plug-in | 5T1A | Timing plugin | 1963 |
| 7S14 | Tektronix | Plug-in | 7S14 | 1 GHz dual-trace, delayed-sweep sampler | 1974 |
Links
- Tunnel diode switching circuits and the back diode. Service Scope No. 38, June 1966 and No. 39, August 1966
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GE back diodes
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BD1 to BD7 back diode data from 1977 GE semiconductor data book
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Tracing BD4 I-V curve on 576 in AC mode
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BD4 I-V curve. Center point on graticule is (0V, 0mA).
