ST1S14PHR vs ST1S10PHR Comparison
Detailed side-by-side comparison of ST1S14PHR by STMicroelectronics and ST1S10PHR by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
ST1S14PHR - 3A 36V Step-Down Switching Regulator | STMicroelectronics
ST1S14PHR ✓ ActiveSTMicroelectronics
ST1S10PHR - 3A, 18V Synchronous Step-Down Converter | STMicroelectronics
ST1S10PHR ✓ ActiveSpecification Comparison
| Parameter | ST1S14PHR | ST1S10PHR |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | DC-DC Converters | DC-DC Converters |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.60 | $0.78 |
| Function | Step-Down (Buck) | — |
| Output Current | 3 A | — |
| Input Voltage Range | 4.5 V to 36 V | 2.5 V to 18 V |
| Output Voltage Range | 1.2 V to 36 V (adjustable) | 0.8 V to 0.85 x VIN (adjustable) |
| Switching Frequency | 250 kHz | 900 kHz fixed (400 kHz to 1.2 MHz with external sync) |
| Efficiency | Up to 90% | Up to 90 % at full load |
| Quiescent Current | 2.5 mA | — |
| Output Type | Adjustable | — |
| Synchronous Rectifier | No | — |
| Package | PowerSO-8 | PowerSO-8 (HSOP-8) exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature Range | -40°C to +150°C (junction) | -40 °C to +125 °C |
| Soft-Start | Yes (internal) | — |
| Thermal Shutdown | Yes | — |
| RoHS Status | Compliant | Compliant |
| Topology | — | Synchronous Step-Down (Buck) |
| Maximum Output Current | — | 3 A |
| Control Mode | — | Peak Current-Mode PWM |
| High-Side MOSFET RDS(on) | — | [DATA_NEEDED: RDS(on) high-side typical value] |
| Low-Side MOSFET RDS(on) | — | [DATA_NEEDED: RDS(on) low-side typical value] |
| Typical Quiescent Current | — | 1.5 mA |
| Feedback Voltage | — | 0.8 V (VFB reference) |
| MSL Level | — | 3 (per JEDEC J-STD-020) |
| Synchronization Input | — | Yes (SYNC/INH pin, 400 kHz to 1.2 MHz) |
| Protection Features | — | Cycle-by-cycle current limit, thermal shutdown, internal soft-start |