Datasheet Linear Technology LT3980
| Manufacturer | Linear Technology |
| Series | LT3980 |
58V, 2A, 2.4MHz Step-Down Switching Regulator with 85µA Quiescent Current
Datasheets
Datasheet LT3980
PDF, 334 Kb, Language: en, File uploaded: Sep 19, 2017, Pages: 24
58V, 2A, 2.4MHz Step-Down Switching Regulator with 85μA Quiescent Current
58V, 2A, 2.4MHz Step-Down Switching Regulator with 85μA Quiescent Current
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Prices
Packaging
| LT3980EDE#PBF | LT3980EDE#TRPBF | LT3980EMSE#PBF | LT3980EMSE#TRPBF | LT3980HMSE#PBF | LT3980HMSE#TRPBF | LT3980IDE#PBF | LT3980IDE#TRPBF | LT3980IMSE#PBF | LT3980IMSE#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Package | 4x3 DFN-14 Package Outline Drawing | 4x3 DFN-14 Package Outline Drawing | MS-16E Package Outline Drawing | MS-16E Package Outline Drawing | MS-16E Package Outline Drawing | MS-16E Package Outline Drawing | 4x3 DFN-14 Package Outline Drawing | 4x3 DFN-14 Package Outline Drawing | MS-16E Package Outline Drawing | MS-16E Package Outline Drawing |
| Package Code | DE | DE | MSE | MSE | MSE | MSE | DE | DE | MSE | MSE |
| Package Index | 05-08-1708 | 05-08-1708 | 05-08-1667 | 05-08-1667 | 05-08-1667 | 05-08-1667 | 05-08-1708 | 05-08-1708 | 05-08-1667 | 05-08-1667 |
| Pin Count | 14 | 14 | 16 | 16 | 16 | 16 | 14 | 14 | 16 | 16 |
Parametrics
| Parameters / Models | LT3980EDE#PBF | LT3980EDE#TRPBF | LT3980EMSE#PBF | LT3980EMSE#TRPBF | LT3980HMSE#PBF | LT3980HMSE#TRPBF | LT3980IDE#PBF | LT3980IDE#TRPBF | LT3980IMSE#PBF | LT3980IMSE#TRPBF |
|---|---|---|---|---|---|---|---|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC1476A | DC1476A | DC1476A | DC1476A | DC1476A | DC1476A | DC1476A | DC1476A | DC1476A | DC1476A |
| Design Tools | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model |
| Export Control | no | no | no | no | no | no | no | no | no | no |
| Features | Burst Mode, External Synchronization, Power Good | Burst Mode, External Synchronization, Power Good | Burst Mode, External Synchronization, Power Good | Burst Mode, External Synchronization, Power Good | Burst Mode, External Synchronization, Power Good | Burst Mode, External Synchronization, Power Good | Burst Mode, External Synchronization, Power Good | Burst Mode, External Synchronization, Power Good | Burst Mode, External Synchronization, Power Good | Burst Mode, External Synchronization, Power Good |
| Frequency, kHz | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 |
| Frequency Sync Range | 250kHz - 2MHz | 250kHz - 2MHz | 250kHz - 2MHz | 250kHz - 2MHz | 250kHz - 2MHz | 250kHz - 2MHz | 250kHz - 2MHz | 250kHz - 2MHz | 250kHz - 2MHz | 250kHz - 2MHz |
| Integrated Inductor | no | no | no | no | no | no | no | no | no | no |
| Ishutdown, µA | .01 | .01 | .01 | .01 | .01 | .01 | .01 | .01 | .01 | .01 |
| Isupply, mA | 0.035 | 0.035 | 0.035 | 0.035 | 0.035 | 0.035 | 0.035 | 0.035 | 0.035 | 0.035 |
| Max Phases | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Monolithic | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Operating Temperature Range, °C | 0 to 85 | 0 to 85 | 0 to 85 | 0 to 85 | -40 to 125 | -40 to 125 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
| Output Current, A | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Over Voltage Protection, V | 80 | 80 | 80 | 80 | 80 | 80 | 80 | 80 | 80 | 80 |
| Polyphase | no | no | no | no | no | no | no | no | no | no |
| Switch Current, A | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Synchronous | no | no | no | no | no | no | no | no | no | no |
| Topology | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Vin Max, V | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 |
| Vin Min, V | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 |
| Vout Max, V | 57.42 | 57.42 | 57.42 | 57.42 | 57.42 | 57.42 | 57.42 | 57.42 | 57.42 | 57.42 |
| Vout Maximum | 0.99Vin | 0.99Vin | 0.99Vin | 0.99Vin | 0.99Vin | 0.99Vin | 0.99Vin | 0.99Vin | 0.99Vin | 0.99Vin |
| Vout Min, V | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 |
Eco Plan
| LT3980EDE#PBF | LT3980EDE#TRPBF | LT3980EMSE#PBF | LT3980EMSE#TRPBF | LT3980HMSE#PBF | LT3980HMSE#TRPBF | LT3980IDE#PBF | LT3980IDE#TRPBF | LT3980IMSE#PBF | LT3980IMSE#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
Model Line
Series: LT3980 (10)
Manufacturer's Classification
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck
