Datasheet Linear Technology LT3570
| Manufacturer | Linear Technology |
| Series | LT3570 |
1.5A Buck Converter, 1.5A Boost Converter and LDO Controller
Datasheets
Datasheet LT3570
PDF, 295 Kb, Language: en, File uploaded: Sep 18, 2017, Pages: 20
1.5A Buck Converter, 1.5A Boost Converter and LDO Controller
1.5A Buck Converter, 1.5A Boost Converter and LDO Controller
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Packaging
| LT3570EFE#PBF | LT3570EFE#TRPBF | LT3570EUF#PBF | LT3570EUF#TRPBF | LT3570IFE#PBF | LT3570IFE#TRPBF | LT3570IUF#3ZZPBF-ES | LT3570IUF#PBF | LT3570IUF#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| Package | TSSOP-20 Package Outline Drawing | TSSOP-20 Package Outline Drawing | 4x4 QFN-24 Package Outline Drawing | 4x4 QFN-24 Package Outline Drawing | TSSOP-20 Package Outline Drawing | TSSOP-20 Package Outline Drawing | 4x4 QFN-24 Package Outline Drawing | 4x4 QFN-24 Package Outline Drawing | 4x4 QFN-24 Package Outline Drawing |
| Package Code | FE | FE | UF | UF | FE | FE | UF | UF | UF |
| Package Index | 05-08-1663 (CB) | 05-08-1663 (CB) | 05-08-1697 | 05-08-1697 | 05-08-1663 (CB) | 05-08-1663 (CB) | 05-08-1697 | 05-08-1697 | 05-08-1697 |
| Pin Count | 20 | 20 | 24 | 24 | 20 | 20 | 24 | 24 | 24 |
Parametrics
| Parameters / Models | LT3570EFE#PBF | LT3570EFE#TRPBF | LT3570EUF#PBF | LT3570EUF#TRPBF | LT3570IFE#PBF | LT3570IFE#TRPBF | LT3570IUF#3ZZPBF-ES | LT3570IUF#PBF | LT3570IUF#TRPBF |
|---|---|---|---|---|---|---|---|---|---|
| Boost Switch Current, A | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| Buck Output Current, A | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| Demo Boards | DC1106A | DC1106A | DC1106A | DC1106A | DC1106A | DC1106A | DC1106A | DC1106A | DC1106A |
| Design Tools | LTspice File | LTspice File | LTspice File | LTspice File | LTspice File | LTspice File | LTspice File | LTspice File | LTspice File |
| Export Control | no | no | no | no | no | no | no | no | no |
| Features | Resistor Set Frequency, External Synchronization, LDO | Resistor Set Frequency, External Synchronization, LDO | Resistor Set Frequency, External Synchronization, LDO | Resistor Set Frequency, External Synchronization, LDO | Resistor Set Frequency, External Synchronization, LDO | Resistor Set Frequency, External Synchronization, LDO | Resistor Set Frequency, External Synchronization, LDO | Resistor Set Frequency, External Synchronization, LDO | Resistor Set Frequency, External Synchronization, LDO |
| LDO Output Current, A | Controller | Controller | Controller | Controller | Controller | Controller | Controller | Controller | Controller |
| Number of Outputs | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Operating Temperature Range, °C | 0 to 85 | 0 to 85 | 0 to 85 | 0 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
| Vin Max, V | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 |
| Vin Min, V | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 |
Eco Plan
| LT3570EFE#PBF | LT3570EFE#TRPBF | LT3570EUF#PBF | LT3570EUF#TRPBF | LT3570IFE#PBF | LT3570IFE#TRPBF | LT3570IUF#3ZZPBF-ES | LT3570IUF#PBF | LT3570IUF#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
Model Line
Series: LT3570 (9)
Manufacturer's Classification
- Power Management > Switching Regulator > Step-Up (Boost) Regulators > Internal Power Switch Boost
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Internal Power Switch Buck | Buck Regulator Plus LDO
- Power Management > PMIC & Multifunction > Multitopology DC/DC