| Part Number | LTC7815EUHF#PBF | LTC7815HUHF#PBF | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | 
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| Product Status | Active | Active | 
| Output Type | Transistor Driver | Transistor Driver | 
| Function | Step-Up, Step-Up/Step-Down | Step-Up, Step-Up/Step-Down | 
| Output Configuration | Positive | Positive | 
| Topology | Buck, Buck, Boost | Buck, Buck, Boost | 
| Number of Outputs | 3 | 3 | 
| Output Phases | 2 | 2 | 
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 38V | 4.5V ~ 38V | 
| Frequency - Switching | 320kHz ~ 2.25MHz | 320kHz ~ 2.25MHz | 
| Duty Cycle (Max) | 100% | 100% | 
| Synchronous Rectifier | Yes | Yes | 
| Clock Sync | No | No | 
| Serial Interfaces | - | - | 
| Control Features | Power Good, Soft Start, Tracking | Power Good, Soft Start, Tracking | 
| Operating Temperature | 0°C ~ 85°C (TJ) | -40°C ~ 150°C (TJ) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 38-WFQFN Exposed Pad | 38-WFQFN Exposed Pad | 
| Supplier Device Package | 38-QFN (5x7) | 38-QFN (5x7) |