Datasheet Linear Technology LTC1705
| Manufacturer | Linear Technology |
| Series | LTC1705 |
Dual 550kHz Synchronous Switching Regulator Controller with 5-Bit VID and 150mA LDO
Datasheets
LTC1705 - Dual 550kHz Synchronous Switching Regulator Controller with 5-Bit VID and 150mA LDO
PDF, 331 Kb, Revision: A, File uploaded: Sep 20, 2017
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Prices
Packaging
| LTC1705EGN#PBF | LTC1705EGN#TRPBF | |
|---|---|---|
| N | 1 | 2 |
| Package | SSOP-28 Package Outline Drawing | SSOP-28 Package Outline Drawing |
| Package Code | GN | GN |
| Package Index | 05-08-1641 (GN28) | 05-08-1641 (GN28) |
| Pin Count | 28 | 28 |
Parametrics
| Parameters / Models | LTC1705EGN#PBF | LTC1705EGN#TRPBF |
|---|---|---|
| Demo Boards | DC295B | DC295B |
| Export Control | no | no |
| Features | VID, PolyPhase | VID, PolyPhase |
| Frequency, kHz | 550 | 550 |
| Integrated Inductor | no | no |
| Ishutdown, µA | 40 | 40 |
| Isupply, mA | 4.5 | 4.5 |
| Max Phases | 2 | 2 |
| Monolithic | no | no |
| Number of Outputs | 3 | 3 |
| Operating Temperature Range, °C | 0 to 85 | 0 to 85 |
| Output Current, A | 20 | 20 |
| Output Current 2, A | 20 | 20 |
| Output Current 3, A | 0.15 | 0.15 |
| Polyphase | yes | yes |
| Switch Current, A | 20 | 20 |
| Switch Current 2, A | 20 | 20 |
| Synchronous | yes | yes |
| Topology | Buck | Buck |
| Topology 1 | Buck | Buck |
| Topology 2 | Buck | Buck |
| Topology 3 | LDO | LDO |
| Vin Max, V | 5.5 | 5.5 |
| Vin Min, V | 3.15 | 3.15 |
| Vout Max, V | 2 | 2 |
| Vout Max 2, V | 2 | 2 |
| Vout Max 3, V | 2.5 | 2.5 |
| Vout Maximum | 2V (Core & I/O), 2.5V (Clock) | 2V (Core & I/O), 2.5V (Clock) |
| Vout Min, V | 0.8 | 0.8 |
| Vout Min 2, V | 0.8 | 0.8 |
| Vout Min 3, V | 2.5 | 2.5 |
Eco Plan
| LTC1705EGN#PBF | LTC1705EGN#TRPBF | |
|---|---|---|
| RoHS | Compliant | Compliant |
Articles
- LTC1705: 2-Step Voltage Conversion Reduces Size and Heat in Notebook Computer Supply &mdash LT JournalPDF, 89 Kb, File published: Dec 1, 2001Extract from the document
Model Line
Series: LTC1705 (2)
Manufacturer's Classification
- Power Management > Switching Regulator > Digitally Programmable Regulators
