| Part Number | LTC7840EUFD#PBF | LTC7840HUFD#PBF | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | 
|   |   | |
| Product Status | Active | Active | 
| Output Type | PWM | PWM | 
| Function | Step-Up | Step-Up | 
| Output Configuration | Positive | Positive | 
| Topology | Boost | Boost | 
| Number of Outputs | 2 | 2 | 
| Output Phases | 2 | 2 | 
| Voltage - Supply (Vcc/Vdd) | 5.5V ~ 60V | 5.5V ~ 60V | 
| Frequency - Switching | 50kHz ~ 425kHz | 50kHz ~ 425kHz | 
| Duty Cycle (Max) | 96% | 96% | 
| Synchronous Rectifier | No | No | 
| Clock Sync | Yes | Yes | 
| Serial Interfaces | - | - | 
| Control Features | Current Limit, Enable, Frequency Control, Power Good | Current Limit, Enable, Frequency Control, Power Good | 
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 150°C (TJ) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad | 
| Supplier Device Package | 28-QFN (4x5) | 28-QFN (4x5) |