SG3524

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The SG3524  (P/N 156-0933-00,156-0933-01,156-1585-00,156-1585-01) is a PWM switch-mode controller monolithic integrated circuit in a DIP16 package, for voltage mode switching regulator applications.

It has a push-pull pair of single-transistor outputs generating non-overlapping pulses.

The SG3525 (DIP16) has 200 mA totem-pole outputs. The SG3527 is the same as the 3525 but with low-active outputs.

The SG3526 (DIP18) adds pulse-by-pulse current limit and double pulse suppression.

There are numerous second sources, e.g. LM3524/25/26/27, UC3524/25/26/27 etc.

  • SG3524: 156-0933-00, 156-0933-01 (burned-in)
  • SG3526: 156-1585-00, 156-1585-01 (with heat sink)

Used in

Some instruments using part SG3524

Instrument Manufacturer Class Description Introduced
067-1011-00 Tektronix Plug-in digital sweep generator (?)
1502B Tektronix Reflectometer Time-domain reflectometer 1988
1502C Tektronix Reflectometer Time-domain reflectometer 1992
1503B Tektronix Reflectometer Time-domain reflectometer 1988
1503C Tektronix Reflectometer Time-domain reflectometer 1992
4041 Tektronix Computer BASIC-programmable computer 1982
7A42 Tektronix Plug-in 350 MHz four-channel logic triggered amplifier 1984
DP100 Tektronix Plug-in digital video probe 1988
SPG-271 Tektronix Audio/Video PAL Video Sync Generator 1989
TDS540 Tektronix Oscilloscope 500 MHz, 1 GS/s digital scope 1991
TDS544A Tektronix Oscilloscope 500 MHz / 1 GS/s digital scope 1994
TDS620 Tektronix Oscilloscope 500 MHz, 2 GS/s, 2-Ch digital scope 1993
TDS640 Tektronix Oscilloscope 500 MHz, 2 GS/s, 4-Ch digital scope 1993
TDS644A Tektronix Oscilloscope 500 MHz, 2 GS/s, 4-Ch digital scope 1994

Data

3524

3525, 3527

3526

Pictures