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3A5

Sensibly equivalent to:
CV808 DCC90
See also:
CV808 short entry
    
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The 3A5 miniature double triode is for dry battery operation. Uses would be in radio receivers and other portable equipment.
The thin glass tube envelope is 17 mm in diameter and, excluding the B7G base pins, is 47 mm tall.
Reference: Datasheet. Type 3A5 was first introduced in 1942.

 

Pin Connections
B7G
1
2
3
4
5
6
7
f-
a(2)
g1(2)
fct
g1(1)
a(1)
f+

 

Absolute Maximum Operating Conditions
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
1.4
0.22
90
-2.5
3.7
8,300
1.8
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated April 07, 2015.
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