Analog Devices LTC7840IUFD#PBF DC DC Switching Controllers
DUAL PHASE/OUTPUT NON-SYNCH BOOS
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LTC7840IUFD#PBF
Detailed Description
DUAL PHASE/OUTPUT NON-SYNCH BOOS
Package
28-WFQFN Exposed Pad
Key Features
Package / Case: 28-WFQFN Exposed Pad; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LTC7840IUFD#PBF Datasheet
Quick Jump:
Technical Specifications
Analog Devices LTC7840IUFD#PBF DC DC Switching Controllers technical specifications.
General
Package / Case
28-WFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
5.5V ~ 60V
Lifecycle Status
Active
Output Type
PWM
Switching Frequency
50kHz ~ 425kHz
Number of Outputs
2
Topology
Boost
Control Features
Current Limit, Enable, Frequency Control, Power Good
Alternate Parts Comparison (LTC7840IUFD#PBF vs LTC3874IUFD#TRPBF vs LTC3874EUFD#TRPBF vs LTC3789EUFD#TRPBF)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Supply Voltage | 5.5V ~ 60V | 4.5V ~ 38V | 4.5V ~ 38V | 4V ~ 38V |
| Switching Frequency | 50kHz ~ 425kHz | 250kHz ~ 1MHz | 250kHz ~ 1MHz | 200kHz ~ 640kHz |
| Clock Sync | Yes | Yes | Yes | No |
| Control Features | Current Limit, Enable, Frequency Control, Power Good | Current Limit, Enable, Frequency Control, Phase Control | Current Limit, Enable, Frequency Control, Phase Control | Current Limit, Enable, Frequency Control, Power Good, Soft Start |
| Function | Step-Up | Step-Down | Step-Down | Step-Up/Step-Down |
| Number of Outputs | 2 | 2 | 2 | 2 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Phases | 2 | 2 | 2 | 1 |
| Output Type | PWM | Transistor Driver | Transistor Driver | Transistor Driver |
| Action |
More Parts in DC DC Switching Controllers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
LTC3874IUFD#TRPBFAnalog DevicesBuck Regulator Positive Output Step-Down DC-DC Controller IC 28-QFN (4x5)
LTC3789EUFD#TRPBFAnalog DevicesBuck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 28-QFN (4x5)
LTC3850IUFD#TRPBFAnalog DevicesBuck Regulator Positive Output Step-Down DC-DC Controller IC 28-QFN (4x5)