| Part Number | Status | Vin(Min)(V) | Vin(Max)(V) | Vout(Min)(V) | Vout(Max)(V) | Switch Current Limit(Typ)(A) | Iq(Typ)(mA) | Control Mode | Special Features | Rating | Operating Temperature Range(C) | Package Group | Approx. Price (US$) |
| LMR70503 | ACTIVE | 2.8 | 5.5 | -5.5 | -0.9 | 0.32 | 0.3 | Current Mode | Enable | Catalog | DSBGA | 1.15 | 1ku | |
| TPS63700 | ACTIVE | 2.7 | 5.5 | -15 | -2 | 1 | 0.97 | Constant on-time (COT) | Enable, Light Load Efficiency, Load Disconnect | Catalog | -40 to 85 | VSON | 0.90 | 1ku |
| MC33063A-Q1 | ACTIVE | 3 | 40 | 1.25 | 40 | 1.5 | 4 | Constant on-time (COT) | Automotive | -40 to 125 | SOIC | 0.24 | 1ku | |
| MC33063A | ACTIVE | 3 | 40 | 1.25 | 40 | 1.5 | 4 | Constant on-time (COT) | Catalog | -40 to 85 | PDIP, SOIC, SON | 0.18 | 1ku | |
| MC34063A | ACTIVE | 3 | 40 | 1.25 | 40 | 1.5 | 4 | Constant on-time (COT) | Catalog | 0 to 70 | PDIP, SOIC, SON | 0.17 | 1ku | |
| TPS6735 | ACTIVE | 4 | 6.2 | -5 | -5 | 2 | 1.9 | Current Mode | Enable | Catalog | -40 to 85 | PDIP, SOIC | 2.78 | 100u |
| TL497A | ACTIVE | 4.5 | 12 | -25 | 30 | 0.5 | 11 | Constant on-time (COT) | Enable | Catalog | -40 to 85, 0 to 70 | PDIP, SO, SOIC, TSSOP | 0.57 | 1ku |
