509

NTE508,NTE509,NTE510,NTE514
High Voltage Silicon Rectifiers
for Vacuum Tube Replacement
Absolute Maximum Ratings:
Peak Inverse Voltage, PRV . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45,000V
Average Forward Current, IF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5mA
Peak Repetitive Forward Current, IFRM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110mA
Forward Voltage Drop (IF = 5mA), VF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50V
NTE Type No.
Replaces the Following Tube Types:
NTE508
NTE509
NTE510
NTE514
3A3, 3AW3, 3B2, 3CA3, 3CN3, 3CV3, 3CZ3, 2CN3, 1B3, 1G3, 1K3, 1J3
3AT2, 3AW2, 3BL2, 3BM2, 3BN2
3CY3, 3DB3, 3DJ3 and 3DC3
3DR3, 3DS3
Note 1. When replacement is made, the routine high voltage output test should be performed and
adjustment made if necessary.
Rev. 5−13
.360 (9.14) Dia
Small Cap
JEDEC C1−1
2.750
(69.85)
.350
(8.89)
1.100 (27.94)
Dia Max
12−Pin Base
NTE509
5
6
7 NC
8 NC
P
10 NC
1
Octal Base
NTE508
5 NC
NC 3
9
NC 4
NC 3
2
P
NC 2
11 NC
12 NC
NC 1
P
5 NC
7K
8 NC
NC 4
NC 3
NC 3
NC 2
K1
K2
NTE510
P
5 NC
6K
7 NC
NC 1
NTE514
8K