Datasheet Linear Technology LTM4645
| Manufacturer | Linear Technology |
| Series | LTM4645 |
25A DC/DC Step-Down µModule Regulator
Datasheets
Datasheet LTM4645
PDF, 707 Kb, Language: en, File uploaded: Sep 25, 2017, Pages: 34
25A DC/DC Step-Down µModule Regulator
25A DC/DC Step-Down µModule Regulator
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Prices
Packaging
| LTM4645EY#PBF | LTM4645IY | LTM4645IY#PBF | |
|---|---|---|---|
| N | 1 | 2 | 3 |
| Package | 15.00mm x 9.00mm x 3.51mm Package Outline Drawing | 15.00mm x 9.00mm x 3.51mm Package Outline Drawing | 15.00mm x 9.00mm x 3.51mm Package Outline Drawing |
| Package Code | BGA | BGA | BGA |
| Package Index | 05-08-1542 | 05-08-1542 | 05-08-1542 |
| Pin Count | 77 | 77 | 77 |
Parametrics
| Parameters / Models | LTM4645EY#PBF | LTM4645IY | LTM4645IY#PBF |
|---|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC2616A | DC2616A | DC2616A |
| Design Tools | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model |
| Export Control | no | no | no |
| Features | PolyPhase, Burst Mode, Differential Remote Sense, External Synchronization, Resistor Set Frequency, Tracking, Temperature Monitor | PolyPhase, Burst Mode, Differential Remote Sense, External Synchronization, Resistor Set Frequency, Tracking, Temperature Monitor | PolyPhase, Burst Mode, Differential Remote Sense, External Synchronization, Resistor Set Frequency, Tracking, Temperature Monitor |
| Frequency, kHz | 1000 | 1000 | 1000 |
| Frequency Adjust Range | 300kHz - 1MHz | 300kHz - 1MHz | 300kHz - 1MHz |
| Frequency Sync Range | 300kHz - 1MHz | 300kHz - 1MHz | 300kHz - 1MHz |
| Integrated Inductor | yes | yes | yes |
| Ishutdown, µA | 90 | 90 | 90 |
| Isupply, mA | 11 | 11 | 11 |
| Max Phases | 6 | 6 | 6 |
| Monolithic | yes | yes | yes |
| Number of Outputs | 1 | 1 | 1 |
| Operating Temperature Range, °C | 0 to 85 | -40 to 85 | -40 to 85 |
| Output Current, A | 25 | 25 | 25 |
| Polyphase | yes | yes | yes |
| Switch Current, A | 30 | 30 | 30 |
| Synchronous | yes | yes | yes |
| Topology | Buck | Buck | Buck |
| Topology 1 | Buck | Buck | Buck |
| Vin Max, V | 15 | 15 | 15 |
| Vin Min, V | 4.7 | 4.7 | 4.7 |
| Vout Max, V | 1.8 | 1.8 | 1.8 |
| Vout Maximum | 1.8V | 1.8V | 1.8V |
| Vout Min, V | 0.6 | 0.6 | 0.6 |
| Vref Accuracy Over Temp, % | 1.1 | 1.1 | 1.1 |
Eco Plan
| LTM4645EY#PBF | LTM4645IY | LTM4645IY#PBF | |
|---|---|---|---|
| RoHS | Compliant | Not Compliant | Compliant |
Model Line
Series: LTM4645 (3)
Manufacturer's Classification
- µModule Solutions > µModule Regulators > µModule Buck Regulators
