Datasheet Linear Technology LT8601
| Manufacturer | Linear Technology |
| Series | LT8601 |
42V Triple Monolithic Synchronous Step-Down Regulator
Datasheets
Datasheet LT8601
PDF, 1.6 Mb, Language: en, File uploaded: Sep 19, 2017, Pages: 26
42V Triple Monolithic Synchronous Step-Down Regulator
42V Triple Monolithic Synchronous Step-Down Regulator
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Prices
Packaging
| LT8601EUJ#PBF | LT8601EUJ#TRPBF | LT8601IUJ#PBF | LT8601IUJ#TRPBF | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Package | 6x6 QFN-40 Package Outline Drawing | 6x6 QFN-40 Package Outline Drawing | 6x6 QFN-40 Package Outline Drawing | 6x6 QFN-40 Package Outline Drawing |
| Package Code | UJ | UJ | UJ | UJ |
| Package Index | 05-08-1728 | 05-08-1728 | 05-08-1728 | 05-08-1728 |
| Pin Count | 40 | 40 | 40 | 40 |
Parametrics
| Parameters / Models | LT8601EUJ#PBF | LT8601EUJ#TRPBF | LT8601IUJ#PBF | LT8601IUJ#TRPBF |
|---|---|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC2346A | DC2346A | DC2346A | DC2346A |
| Design Tools | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File |
| Export Control | no | no | no | no |
| Features | Burst Mode, Resistor Set Frequency, External Synchronization, Power On Reset, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Power On Reset, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Power On Reset, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Power On Reset, Power Good |
| Frequency, kHz | 2200 | 2200 | 2200 | 2200 |
| Frequency Adjust Range | 250kHz - 2.2MHz | 250kHz - 2.2MHz | 250kHz - 2.2MHz | 250kHz - 2.2MHz |
| Frequency Sync Range | 250kHz - 2.2MHz | 250kHz - 2.2MHz | 250kHz - 2.2MHz | 250kHz - 2.2MHz |
| Integrated Inductor | no | no | no | no |
| Ishutdown, µA | 0.1 | 0.1 | 0.1 | 0.1 |
| Isupply, mA | 0.03 | 0.03 | 0.03 | 0.03 |
| Max Phases | 1 | 1 | 1 | 1 |
| Monolithic | yes | yes | yes | yes |
| Number of Outputs | 3 | 3 | 3 | 3 |
| Operating Temperature Range, °C | 0 to 85 | 0 to 85 | -40 to 85 | -40 to 85 |
| Output Current, A | 2.5 | 2.5 | 2.5 | 2.5 |
| Output Current 2, A | 1.5 | 1.5 | 1.5 | 1.5 |
| Output Current 3, A | 1.8 | 1.8 | 1.8 | 1.8 |
| Polyphase | no | no | no | no |
| Switch Current, A | 4 | 4 | 4 | 4 |
| Switch Current 2, A | 2.7 | 2.7 | 2.7 | 2.7 |
| Switch Current 3, A | 3.2 | 3.2 | 3.2 | 3.2 |
| Synchronous | yes | yes | yes | yes |
| Topology | Buck | Buck | Buck | Buck |
| Topology 1 | Buck | Buck | Buck | Buck |
| Topology 2 | Buck | Buck | Buck | Buck |
| Topology 3 | Buck | Buck | Buck | Buck |
| Vin Max, V | 42 | 42 | 42 | 42 |
| Vin Min, V | 3 | 3 | 3 | 3 |
| Vout Max, V | 41.4 | 41.4 | 41.4 | 41.4 |
| Vout Max 2, V | 41.4 | 41.4 | 41.4 | 41.4 |
| Vout Max 3, V | 5.5 | 5.5 | 5.5 | 5.5 |
| Vout Maximum | .98Vin | .98Vin | .98Vin | .98Vin |
| Vout Min, V | 1 | 1 | 1 | 1 |
| Vout Min 2, V | 1 | 1 | 1 | 1 |
| Vout Min 3, V | 0.8 | 0.8 | 0.8 | 0.8 |
| Vref Accuracy Over Temp, % | 1.5 | 1.5 | 1.5 | 1.5 |
Eco Plan
| LT8601EUJ#PBF | LT8601EUJ#TRPBF | LT8601IUJ#PBF | LT8601IUJ#TRPBF | |
|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant |
Model Line
Series: LT8601 (4)
Manufacturer's Classification
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck | Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck
