Analog Devices LTC3859ALIUHF#PBF Microcontrollers
IC REG CTRLR MULT TOPOLOGY 38QFN
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LTC3859ALIUHF#PBF
Base Model
Detailed Description
IC REG CTRLR MULT TOPOLOGY 38QFN
Package
38-WFQFN Exposed Pad
Lifecycle Status
Active
Datasheet
LTC3859ALIUHF#PBF Datasheet
Quick Jump:
Technical Specifications
Analog Devices LTC3859ALIUHF#PBF Microcontrollers technical specifications.
General
Package / Case
38-WFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
4.5V ~ 38V
Lifecycle Status
Active
Output Type
Transistor Driver
Switching Frequency
115kHz ~ 835kHz, 350kHz ~ 535kHz
Number of Outputs
3
Topology
Buck, Buck-Boost, SEPIC
Control Features
Enable, Frequency Control, Power Good, Soft Start, Tracking
Alternate Parts Comparison (LTC3859ALIUHF#PBF vs LTC3859ALIUHF#WPBF vs LTC3859ALIUHF#TRPBF vs LTC2498CUHF#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 | 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 (TJ) | -40°C ~ 125°C (TJ) | 0°C ~ 70°C |
| Supply Voltage | 4.5V ~ 38V | 4.5V ~ 36V | 4.5V ~ 38V | -- |
| Switching Frequency | 115kHz ~ 835kHz, 350kHz ~ 535kHz | 50kHz ~ 900kHz | 115kHz ~ 835kHz, 350kHz ~ 535kHz | -- |
| Clock Sync | No | Yes | No | -- |
| Control Features | Enable, Frequency Control, Power Good, Soft Start, Tracking | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start, Tracking | Enable, Frequency Control, Power Good, Soft Start, Tracking | -- |
| Duty Cycle Max | 99%, 100% | 100% | 99%, 100% | -- |
| Number of Outputs | 3 | 3 | 3 | -- |
| Output Configuration | Positive | Positive | Positive | -- |
| Output Phases | 2 | 2 | 2 | -- |
| Output Type | Transistor Driver | Transistor Driver | Transistor Driver | -- |
| Action |
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