Datasheet Linear Technology LTM4639
| Manufacturer | Linear Technology |
| Series | LTM4639 |
Low VIN 20A DC/DC µModule (Power Module) Step-Down Regulator
Datasheets
Datasheet LTM4639
PDF, 588 Kb, Language: en, File uploaded: Sep 25, 2017, Pages: 32
Low VIN 20A DC/DC μModule (Power Module) Step-Down Regulator
Low VIN 20A DC/DC μModule (Power Module) Step-Down Regulator
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Prices
Packaging
| LTM4639EY#PBF | LTM4639IY | LTM4639IY#PBF | |
|---|---|---|---|
| N | 1 | 2 | 3 |
| Package | 15mm x 15mm x 4.92mm BGA Package Outline Drawing | 15mm x 15mm x 4.92mm BGA Package Outline Drawing | 15mm x 15mm x 4.92mm BGA Package Outline Drawing |
| Package Code | BGA | BGA | BGA |
| Package Index | 05-08-1962 | 05-08-1962 | 05-08-1962 |
| Pin Count | 133 | 133 | 133 |
Parametrics
| Parameters / Models | LTM4639EY#PBF | LTM4639IY | LTM4639IY#PBF |
|---|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC2166A | DC2166A | DC2166A |
| Design Tools | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File |
| Export Control | no | no | no |
| Features | Differential Remote Sense, PolyPhase, External Synchronization, Resistor Set Frequency, Tracking, Power Good, Temperature Monitor | Differential Remote Sense, PolyPhase, External Synchronization, Resistor Set Frequency, Tracking, Power Good, Temperature Monitor | Differential Remote Sense, PolyPhase, External Synchronization, Resistor Set Frequency, Tracking, Power Good, Temperature Monitor |
| Frequency, kHz | 500 | 500 | 500 |
| Frequency Adjust Range | 210kHz - 850kHz | 210kHz - 850kHz | 210kHz - 850kHz |
| Frequency Sync Range | 250kHz - 800kHz | 250kHz - 800kHz | 250kHz - 800kHz |
| Integrated Inductor | yes | yes | yes |
| Ishutdown, µA | 45 | 45 | 45 |
| Isupply, mA | 25 | 25 | 25 |
| 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 | 20 | 20 | 20 |
| Polyphase | yes | yes | yes |
| Switch Current, A | 25 | 25 | 25 |
| Synchronous | yes | yes | yes |
| Topology | Buck | Buck | Buck |
| Vin Max, V | 7 | 7 | 7 |
| Vin Min, V | 2.375 | 2.375 | 2.375 |
| Vout Max, V | 5.5 | 5.5 | 5.5 |
| Vout Maximum | 5.5V | 5.5V | 5.5V |
| Vout Min, V | 0.6 | 0.6 | 0.6 |
| Vref Accuracy Over Temp, % | 1.5 | 1.5 | 1.5 |
Eco Plan
| LTM4639EY#PBF | LTM4639IY | LTM4639IY#PBF | |
|---|---|---|---|
| RoHS | Compliant | Not Compliant | Compliant |
Model Line
Series: LTM4639 (3)
Manufacturer's Classification
- µModule Solutions > µModule Regulators > µModule Buck Regulators
