Analog Devices LT3840EUFE#TRPBF DC DC Switching Controllers
Buck Regulator Positive or Negative Output Step-Down DC-DC Controller IC 38-QFN (4x6)
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LT3840EUFE#TRPBF
Detailed Description
IC REG CTRLR BUCK 38QFN
Package
38-WFQFN Exposed Pad
Key Features
Package / Case: 38-WFQFN Exposed Pad; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LT3840EUFE#TRPBF Datasheet
Quick Jump:
Technical Specifications
Analog Devices LT3840EUFE#TRPBF DC DC Switching Controllers technical specifications.
General
Package / Case
38-WFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
2.5V ~ 60V
Lifecycle Status
Active
Output Type
Transistor Driver
Switching Frequency
50kHz ~ 1MHz
Number of Outputs
1
Topology
Buck
Control Features
Enable, Frequency Control, Power Good, Soft Start, Tracking
Alternate Parts Comparison (LT3840EUFE#TRPBF vs LT8705AEUHF#TRPBF vs LTC3838EUHF-1#TRPBF vs LTC3838EUHF#PBF)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 38-WFQFN Exposed Pad | 38-WFQFN Exposed Pad | 38-WFQFN Exposed Pad | 38-WFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Supply Voltage | 2.5V ~ 60V | 2.8V ~ 80V | 4.5V ~ 38V | 4.5V ~ 38V |
| Switching Frequency | 50kHz ~ 1MHz | 100kHz ~ 400kHz | 200kHz ~ 2MHz | 200kHz ~ 2MHz |
| Clock Sync | Yes | Yes | No | No |
| Control Features | Enable, Frequency Control, Power Good, Soft Start, Tracking | Enable, Frequency Control, Soft Start | Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking |
| Function | Step-Down | Step-Up/Step-Down | Step-Down | Step-Down |
| Number of Outputs | 1 | 2 | 2 | 2 |
| Output Configuration | Positive or Negative | Positive | Positive | Positive |
| Output Phases | 1 | 2 | 2 | 2 |
| Output Type | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver |
| Action |
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