Datasheet Linear Technology LTC3125
| Manufacturer | Linear Technology |
| Series | LTC3125 |
1.2A Synchronous Step-Up DC/DC Converter with Input Current Limit
Datasheets
LTC3125 - 1.2A Synchronous Step-Up DC/DC Converter with Input Current Limit
PDF, 316 Kb, Revision: A, File uploaded: Sep 20, 2017
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Packaging
| LTC3125EDCB#PBF | LTC3125EDCB#TRMPBF | LTC3125EDCB#TRPBF | |
|---|---|---|---|
| N | 1 | 2 | 3 |
| Package | 2x3 DFN-8 Package Outline Drawing | 2x3 DFN-8 Package Outline Drawing | 2x3 DFN-8 Package Outline Drawing |
| Package Code | DCB | DCB | DCB |
| Package Index | 05-08-1718 | 05-08-1718 | 05-08-1718 |
| Pin Count | 8 | 8 | 8 |
Parametrics
| Parameters / Models | LTC3125EDCB#PBF | LTC3125EDCB#TRMPBF | LTC3125EDCB#TRPBF |
|---|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC1267A | DC1267A | DC1267A |
| Design Tools | LTspice File | LTspice File | LTspice File |
| Export Control | no | no | no |
| Features | Programmable Input Current Limit, Burst Mode, Output Disconnect | Programmable Input Current Limit, Burst Mode, Output Disconnect | Programmable Input Current Limit, Burst Mode, Output Disconnect |
| Frequency, kHz | 1600 | 1600 | 1600 |
| Integrated Inductor | no | no | no |
| Ishutdown, µA | 0.01 | 0.01 | 0.01 |
| Isupply, mA | 0.015 | 0.015 | 0.015 |
| Monolithic | yes | yes | yes |
| Number of Outputs | 1 | 1 | 1 |
| Operating Temperature Range, °C | 0 to 85 | 0 to 85 | 0 to 85 |
| Output Current, A | 1 | 1 | 1 |
| Polyphase | no | no | no |
| Switch Current, A | 1.8 | 1.8 | 1.8 |
| Synchronous | yes | yes | yes |
| Topology | Boost | Boost | Boost |
| Vin Max, V | 5.5 | 5.5 | 5.5 |
| Vin Min, V | 1.6 | 1.6 | 1.6 |
| Vin Min Startup, V | 1.6 | 1.6 | 1.6 |
| Vout Max, V | 5.25 | 5.25 | 5.25 |
| Vout Maximum | 5.25V | 5.25V | 5.25V |
| Vout Min, V | 2 | 2 | 2 |
| Vswitch Max, V | 6 | 6 | 6 |
Eco Plan
| LTC3125EDCB#PBF | LTC3125EDCB#TRMPBF | LTC3125EDCB#TRPBF | |
|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant |
Articles
- Compact Power Solution Overcomes Peak Power Limitations in PCMCIABased Pulsed-Load GSM and GPRS Applications &mdash LT JournalPDF, 252 Kb, File published: Jun 1, 2008Extract from the document
Model Line
Series: LTC3125 (3)
Manufacturer's Classification
- Power Management > Switching Regulator > Step-Up (Boost) Regulators > Internal Power Switch Boost
- Power Management > Supercapacitor Chargers