Antique radios, Old Time Radios
DH3725
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| Tube type: |
SEMICONDUCTOR, general |
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| Identical to |
DH3725
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| Description |
Quad NPN core driver. Hybrid circuit consisting of four 2N3725 NPN transistors. Intended for driving ferrite core memories with currents in the ampere range.
Collector current 1A
Collector voltage 120V
T-on time 18ns; T-off 45ns.
14-pin DIL package
National Semiconductor.
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| Information source |
- - Manufacturers Literature Special Function 1976, National Semiconductor
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