Datasheet Linear Technology LTC3556
| Manufacturer | Linear Technology |
| Series | LTC3556 |
High Efficiency USB Power Manager with Dual Buck and Buck-Boost DC/DCs
Datasheets
LTC3556 - High Efficiency USB Power Manager with Dual Buck and Buck-Boost DC/DCs
PDF, 646 Kb, Revision: A, File uploaded: Oct 22, 2017
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Packaging
| LTC3556EUFD#PBF | LTC3556EUFD#TRPBF | |
|---|---|---|
| N | 1 | 2 |
| Package | 4x5 QFN-28 Package Outline Drawing | 4x5 QFN-28 Package Outline Drawing |
| Package Code | UFD | UFD |
| Package Index | 05-08-1712 | 05-08-1712 |
| Pin Count | 28 | 28 |
Parametrics
| Parameters / Models | LTC3556EUFD#PBF | LTC3556EUFD#TRPBF |
|---|---|---|
| Battery Chemistry | Li-Ion, Li-Polymer | Li-Ion, Li-Polymer |
| Buck Output Current, A | 0.4, 0.4 | 0.4, 0.4 |
| Buck-Boost Output Current, A | 1 | 1 |
| Demo Boards | DC1296A | DC1296A |
| Export Control | no | no |
| Features | Dual Buck, Buck-Boost, PowerPath, Bat-Track, Battery Charger, LDO, Burst Mode | Dual Buck, Buck-Boost, PowerPath, Bat-Track, Battery Charger, LDO, Burst Mode |
| Float Voltage, V | 4.2V | 4.2V |
| LDO Output Current, A | 0.025 | 0.025 |
| Max Charge Current, A | 1.5 | 1.5 |
| Number of Cells | 1 | 1 |
| Number of Outputs | 3 | 3 |
| Operating Temperature Range, °C | 0 to 85 | 0 to 85 |
| PowerPath | Switching PowerPath, 180mΩ Internal Ideal Diode | Switching PowerPath, 180mΩ Internal Ideal Diode |
| Type of Charger | Linear | Linear |
| Vin Max, V | 5.5 | 5.5 |
| Vin Min, V | 4.35 | 4.35 |
Eco Plan
| LTC3556EUFD#PBF | LTC3556EUFD#TRPBF | |
|---|---|---|
| RoHS | Compliant | Compliant |
Articles
- New Family of Integrated Power Controllers Combine Fast Battery Charging, PowerPath Control and Efficient DC/DC Converters in Less Than 20mm2 &mdash LT JournalPDF, 303 Kb, File published: Sep 23, 2008Extract from the document
Model Line
Series: LTC3556 (2)
Manufacturer's Classification
- Power Management > PMIC & Multifunction > PMIC (DC/DC, PowerPath and Battery Charger)