AD821 replacement...?

Cal Grant cjay at well.com
Mon Oct 25 22:04:11 CEST 1999



On Wed, 20 Oct 1999, Rob Hukin wrote:

> Can someone tell me the pinout for the AD821 (matched pair) and recommend a
> replacement.

The AD821 can be replaced by the Analog Devices MAT02 or the National
LM394.

The two transistors are pinned such that the two collectors are on each
side of the case tab, followed by the bases and then the emitters.

The usual pinout numbers called for this arrangement are:

Collector1: 1
Base1:      2
Emitter1:   3


Collector2: 7
Base2:      6
Emitter2:   5

cj

"... the side effects of cruising at the speed of life..."








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