document updated 18 years ago, on Apr 5, 2006
Semi-popular prepackaged switchmode power regulators that are available in non-surface-mount form.
- LM2574 — 5v out, step-down, max 500ma, 4 external components, 4% output voltage tolerance, 8-DIP.
- LM2674 — 5v out, step-down, max 500ma, 5 external components, 1.5% output voltage tolerance, 8-DIP.
- MAX631 — 5v, step-up, max 50ma, 2 external components, 5% output voltage tolerance, 8-DIP.
- LT1082 — 100v out, step-up, 9 external components, TO-220-5.
- LT1370 — general, TO-220-7.
- TL494 — general voltage-mode regulator, 16-DIP.
- LM78S40 (other 70S40 available from others) — universal, 16-DIP.