Analog Devices LTC3871HLXE#PBF DC DC Switching Controllers
Buck, Boost Regulator Positive Output Step-Up, Step-Down DC-DC Controller IC 48-eLQFP (7x7)
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LTC3871HLXE#PBF
Detailed Description
IC REG CTRLR BCK/BST SYN 48LQFP
Package
48-LQFP Exposed Pad
Key Features
Package / Case: 48-LQFP Exposed Pad; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LTC3871HLXE#PBF Datasheet
Quick Jump:
Technical Specifications
Analog Devices LTC3871HLXE#PBF DC DC Switching Controllers technical specifications.
General
Series
PolyPhase®
Package / Case
48-LQFP Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 150°C (TA)
Supply Voltage
1.2V ~ 100V
Lifecycle Status
Active
Output Type
Transistor Driver
Switching Frequency
60kHz ~ 460kHz
Number of Outputs
2
Topology
Buck, Boost
Alternate Parts Comparison (LTC3871HLXE#PBF vs LTC3871ILXE#PBF vs LTC3871ELXE#PBF vs LTC3777ILXE#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 | 48-LQFP Exposed Pad | 48-LQFP Exposed Pad | 48-LQFP Exposed Pad | 48-LQFP Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 150°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C |
| Supply Voltage | 1.2V ~ 100V | 1.2V ~ 100V | 1.2V ~ 100V | 4.5V ~ 150V |
| Switching Frequency | 60kHz ~ 460kHz | 60kHz ~ 460kHz | 60kHz ~ 460kHz | 50kHz ~ 600kHz |
| Clock Sync | Yes | Yes | Yes | Yes |
| Control Features | Current Limit, Enable, Frequency Control, Phase Control, Soft Start | Current Limit, Enable, Frequency Control, Phase Control, Soft Start | Current Limit, Enable, Frequency Control, Phase Control, Soft Start | Current Limit, Enable, Frequency Control, Soft Start |
| Duty Cycle Max | 98% | 98% | 98% | 90% |
| Function | Step-Up, Step-Down | Step-Up, Step-Down | Step-Up, Step-Down | Step-Up/Step-Down |
| Number of Outputs | 2 | 2 | 2 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Phases | Programmable | Programmable | Programmable | 1 |
| Action |
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LTC3871ILXE#PBFAnalog DevicesBuck, Boost Regulator Positive Output Step-Up, Step-Down DC-DC Controller IC 48-eLQFP (7x7)
LTC3871ELXE#PBFAnalog DevicesBuck, Boost Regulator Positive Output Step-Up, Step-Down DC-DC Controller IC 48-eLQFP (7x7)