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1N34A

The 1N34A is a point contact germanium diode in a DO7 package. It provides efficient and linear detection for applications like TV, FM radio, and AM radio. It has a maximum peak inverse voltage of 65V, reverse voltage of 20V, peak forward surge currents of 0.5A and 200mA, and average rectified output current of 50mA. Its electrical characteristics include a typical forward voltage drop of 1V at 5mA forward current, reverse currents under 30uA and 500uA, and a rectification efficiency over 55% at specified test conditions.

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249 views1 page

1N34A

The 1N34A is a point contact germanium diode in a DO7 package. It provides efficient and linear detection for applications like TV, FM radio, and AM radio. It has a maximum peak inverse voltage of 65V, reverse voltage of 20V, peak forward surge currents of 0.5A and 200mA, and average rectified output current of 50mA. Its electrical characteristics include a typical forward voltage drop of 1V at 5mA forward current, reverse currents under 30uA and 500uA, and a rectification efficiency over 55% at specified test conditions.

Uploaded by

yamaha640
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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1N34A

Point Contact Germanium Diode


Description:
The 1N34A is a point contact diode in a DO7 type package employing N−form Germanium and gives
an efficient and excellent linearity when used in TV image detection, FM detection, radio AM detection,
etc.

Absolute Maximum Ratings: (TA = +25C unless otherwise specified)


Peak Inverse Voltage, Repetitive (IR = 1mA), PIV . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65V
Reverse Voltage DC, VR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V
Peak Forward Surge Current, Non−Repetitive (t = 1sec), IFSM . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5A
Peak Forward Surge Current, Repetitive, IFSR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200mA
Average Rectified Output Current, IO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50mA
Operating Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +75C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −55 to +75C
Electrical Characteristics: (TA = +25C unless otherwise specified)
Parameter Symbol Test Conditions Min Typ Max Unit
Forward Voltage Drop VF IF = 5mA − − 1.0 V
Forward Current IF VF = 1V 4 − − mA
Reverse Current IR VR = 10V − − 30 A
VR = 50V − − 500 A
Junction Capacitance Cj F = 1Mhz, V = −1V − − 1 pF
Rectification Efficiency  Vi = 2Vrms, = 5K, C = 20pF, f = 40MHz 55 − − %

1.024 (26.0) .295 (7.5)


Max Max

.022 (0.55) Dia Max .110 (2.8) Dia Max


Cathode Identification

Rev. 3−16

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