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DDL4

Sensibly equivalent to:
2D4A A20B CV1119 D41 V914 VR119
See also:
CV1119 short entry
    
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The DDL4 is a double signal diode that dates from 1937. The diodes are indirectly heated and share a common cathode.
See also the 1934 220DD battery double diode from Cossor.
The balloon envelope is 29 mm in diameter and, excluding the B5 base pins, is 74 mm tall.
References: 1043. Type DDL4 was first introduced in 1937.

 

Pin Connections
B5
1
2
3
4
5
a(1)
a(2)
h
h
k

 

Absolute Maximum Operating Conditions
Diode
Vh
Ah
Va
mAa
4.0
0.75
20
10.0
Updated April 04, 2015.
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