Analog Devices LT8640JUDCF#PBF DC DC Switching Regulators
42V, 5A SYNC BUCK SILENT SWITCHE
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LT8640JUDCF#PBF
Detailed Description
42V, 5A SYNC BUCK SILENT SWITCHE
Package
20-WFQFN, 18 Leads, Exposed Pad
Key Features
Package / Case: 20-WFQFN, 18 Leads, Exposed Pad; Mounting Type: Surface Mount, Wettable Flank
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LT8640JUDCF#PBF Datasheet
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Technical Specifications
Analog Devices LT8640JUDCF#PBF DC DC Switching Regulators technical specifications.
General
Package / Case
20-WFQFN, 18 Leads, Exposed Pad
Mounting Type
Surface Mount, Wettable Flank
Operating Temperature
-40°C ~ 125°C (TJ)
Output Type
Adjustable
Max Input Voltage
42V
Output Current
5A
Switching Frequency
210kHz ~ 2MHz
Number of Outputs
1
Topology
Buck
Output Configuration
Positive
Alternate Parts Comparison (LT8640JUDCF#PBF vs LT8614EUDC#TRPBF vs LT8614HUDC#PBF vs LT8640EUDC#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 | 20-WFQFN, 18 Leads, Exposed Pad | 20-WFQFN, 18 Leads, Exposed Pad | 20-WFQFN, 18 Leads, Exposed Pad | 20-WFQFN, 18 Leads, Exposed Pad |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 125°C (TJ) |
| Switching Frequency | 210kHz ~ 2MHz | 200kHz ~ 3MHz | 200kHz ~ 3MHz | 210kHz ~ 2MHz |
| Max Input Voltage | 42V | 42V | 42V | 42V |
| Min Input Voltage | 3.4V | 3.4V | 3.4V | 3.4V |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 5A | 4A | 4A | 5A |
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable |
| Output Voltage | 0.97V | 3.3V | 3.3V | 0.97V |
| Synchronous Rectifier | Yes | Yes | Yes | Yes |
| Topology | Buck | Buck | Buck | Buck |
| Voltage Output Max | 42V | 30V | 30V | 42V |
| Action |
More Parts in DC DC Switching Regulators
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
LT8614HUDC#PBFAnalog DevicesBuck Switching Regulator IC Positive Adjustable 3.3V 1 Output 4A 20-WFQFN, 18 Leads, Exposed Pad
LT8640EUDC#PBFAnalog DevicesBuck Switching Regulator IC Positive Adjustable 0.97V 1 Output 5A 20-WFQFN, 18 Leads, Exposed Pad
LT8614EUDC#TRPBFAnalog DevicesStep-down type Adjustable 0.97V~41.8V 4A 3.4V~42V QFN-20(3x4) DC-DC Converters