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UCF80

 
    
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The UCF80 is the 100 mA heater version of the famous PCF80 used extensively as oscillator/mixer in VHF television receivers.
The thin glass tube envelope is 20 mm in diameter and, excluding the B9A base pins, is 49 mm tall.
References: Datasheet & 1040. Type UCF80 was first introduced in 1958.

 

Pin Connections
B9A
1
2
3
4
5
6
7
8
9
a(t)
g1
g2
h
h
a
k,s,g3
k(t)
g1(t)

 

Absolute Maximum Operating Conditions
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
27.0
0.1
170
170
-5.5
5.2
1.5
70,000
2.1

 

Absolute Maximum Operating Conditions
Triode
Va
Vg
mAa
100
-2.0
14.0
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated January 04, 2013.
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