ST1S41PUR vs ST1S40PUR Comparison
Detailed side-by-side comparison of ST1S41PUR by STMicroelectronics and ST1S40PUR by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
ST1S41PUR
ST1S41PUR - 3A, 18V Step-Down DC-DC Converter | STMicroelectronics
ST1S41PUR β ActiveSTMicroelectronics
ST1S40PUR
ST1S40PUR - 3A, 4V to 18V Step-Down Converter | STMicroelectronics
ST1S40PUR β ActiveSpecification Comparison
| Parameter | ST1S41PUR | ST1S40PUR |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | DC-DC Converters | DC-DC Converters |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.20 | $0.72 |
| Output Type | Adjustable | Adjustable |
| Output Voltage Range | 0.8 V to VIN | 0.8 V to VIN |
| Maximum Output Current | 3 A | 3 A |
| Input Voltage Range | 4 V to 18 V | 4 V to 18 V |
| Switching Frequency | 850 kHz (typ), 700 kHz to 1 MHz | 1.5 MHz |
| Quiescent Current | 1.5 mA | 1.5 mA |
| Efficiency | Up to 90% | 90% (typical) |
| Thermal Resistance | 40 C/W | 45 C/W |
| Operating Temperature | -40C to +150C | -40C to +150C |
| Package | DFN8 (3x3 mm) | DFN6 (3x3 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 1 | 1 (unlimited) |
| RoHS Status | Compliant | Compliant |
| Enable Pin | Yes (active-high) | Yes (active-high) |
| Power-Good Output | Yes | β |
| Shutdown Current | β | 1 uA (max) |