MP2451DJ-LF-Z vs MP2451DJ-LF-P Comparison
Detailed side-by-side comparison of MP2451DJ-LF-Z by Monolithic Power Systems and MP2451DJ-LF-P by Monolithic Power Systems. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Monolithic Power Systems
MP2451DJ-LF-Z - 36V, 2MHz, 0.6A Step-Down Converter | MPS
MP2451DJ-LF-Z ✓ ActiveMonolithic Power Systems
MP2451DJ-LF-P - 600mA, 36V, 2MHz Step-Down Converter | MPS
MP2451DJ-LF-P ✓ ActiveSpecification Comparison
| Parameter | MP2451DJ-LF-Z | MP2451DJ-LF-P |
|---|---|---|
| Brand | Monolithic Power Systems | Monolithic Power Systems |
| Category | DC-DC Converters | DC-DC Converters |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.30 | $0.42 |
| Topology | Step-Down (Buck) Switching Regulator | Buck (Step-Down) Switching Regulator |
| Input Voltage Range | 3.3 V to 36 V | 3.3 V to 36 V |
| Output Voltage Range | 0.8 V to (VIN - 1 V) adjustable | 0.8 V to VIN (adjustable) |
| Output Current (Continuous) | 0.6 A (typical) | — |
| Switching Frequency | 2 MHz (fixed) | 2 MHz typical |
| Switching Control | Current-mode PWM | — |
| Quiescent Current (Shutdown) | 3 µA (typical) | 1 uA |
| Internal MOSFET | Integrated high-side high-voltage MOSFET | — |
| Package | TSOT-23-6 (Thin SOT-23-6) | SOT-23-6 Thin (TSOT-23-6) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature Range | -40 °C to +125 °C [DATA_NEEDED: confirm junction vs ambient boundary in datasheet] | -40 C to +125 C (junction) |
| Efficiency (VIN=12V, VOUT=5V, 0.6A) | [DATA_NEEDED: efficiency figure at this condition - datasheet figure] | — |
| Soft-Start | Internal (programmed by BST cap) | Internal |
| Protections | OCP, OVP, Thermal Shutdown, UVLO [DATA_NEEDED: confirm exact thresholds] | — |
| MSL Level | [DATA_NEEDED: MSL rating from datasheet] | [DATA_NEEDED: MSL rating] |
| RoHS Status | Compliant (LF-Z suffix indicates lead-free) | Compliant (LF suffix) |
| Absolute Maximum VIN | — | 38 V |
| Output Current | — | 600 mA continuous |
| Control Method | — | Current-mode PWM |
| MOSFET | — | Internal high-side |
| Synchronous Rectifier | — | No (non-sync, external diode) |
| Lead-Free Finish | — | Yes (LF suffix) |
| Enable / Shutdown | — | Yes |
| Protection Features | — | Over-current, thermal shutdown |