155-0067-02
![](http://w140.com/tekwiki/images/thumb/b/b4/Tek_155-0067-00_1.jpeg/300px-Tek_155-0067-00_1.jpeg)
The Tektronix M091B (P/N 155-0067-00,155-0067-02) is a SMPS controller monolithic integrated circuit, in a 16-pin DIP, designed by Joe Burger and Gene Andrews.
It is used as a controller for switch-mode power supplies.
Datasheet
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Pinout
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Block diagram
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Schematic
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