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PY801

Sensibly equivalent to:
A61 U193 U349
See also:
Valves and their Habits
    
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The PY801 is a television efficiency diode for use in line timebase output circuits.
Typically it will have a heater cathode insulation that is good to 6 kV and a peak current capability of 500 mA.
The thin glass tube envelope is 20 mm in diameter and, excluding the B9A base pins, is 70 mm tall.
References: Datasheet & 1040.

 

Pin Connections
B9A
1
2
3
4
5
6
7
8
9
tc
ic
ic
ic
h
h
ic
ic
ic
a
k

 

Absolute Maximum Operating Conditions
Rectifier
Vh
Ah
Va
mAa
19.0
0.3
2,500
150
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated December31, 2011.
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