Datasheet Linear Technology LTC3126
| Manufacturer | Linear Technology |
| Series | LTC3126 |
42V, 2.5A Synchronous Step-Down Regulator with No-Loss Input PowerPath
Datasheets
Datasheet LTC3126
PDF, 2.1 Mb, Language: en, File uploaded: Sep 20, 2017, Pages: 30
42V, 2.5A Synchronous Step-Down Regulator with No-Loss Input PowerPath
42V, 2.5A Synchronous Step-Down Regulator with No-Loss Input PowerPath
Extract from the document
Packaging
| LTC3126EFE#PBF | LTC3126EFE#TRPBF | LTC3126EUFD#PBF | LTC3126EUFD#TRPBF | LTC3126HFE#PBF | LTC3126HFE#TRPBF | LTC3126IFE#PBF | LTC3126IFE#TRPBF | LTC3126IUFD#PBF | LTC3126IUFD#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Package | TSSOP-28 Package Outline Drawing | TSSOP-28 Package Outline Drawing | 4x5 QFN-28 Package Outline Drawing | 4x5 QFN-28 Package Outline Drawing | TSSOP-28 Package Outline Drawing | TSSOP-28 Package Outline Drawing | TSSOP-28 Package Outline Drawing | TSSOP-28 Package Outline Drawing | 4x5 QFN-28 Package Outline Drawing | 4x5 QFN-28 Package Outline Drawing |
| Package Code | FE | FE | UFD | UFD | FE | FE | FE | FE | UFD | UFD |
| Package Index | 05-08-1663 (EB) | 05-08-1663 (EB) | 05-08-1712 | 05-08-1712 | 05-08-1663 (EB) | 05-08-1663 (EB) | 05-08-1663 (EB) | 05-08-1663 (EB) | 05-08-1712 | 05-08-1712 |
| Pin Count | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
Parametrics
| Parameters / Models | LTC3126EFE#PBF | LTC3126EFE#TRPBF | LTC3126EUFD#PBF | LTC3126EUFD#TRPBF | LTC3126HFE#PBF | LTC3126HFE#TRPBF | LTC3126IFE#PBF | LTC3126IFE#TRPBF | LTC3126IUFD#PBF | LTC3126IUFD#TRPBF |
|---|---|---|---|---|---|---|---|---|---|---|
| Number of Channels | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Demo Boards | DC2215A | DC2215A | DC2215A | DC2215A | DC2215A | DC2215A | DC2215A | DC2215A | DC2215A | DC2215A |
| Design Tools | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model |
| Diode Off with Back-to-Back FETs? | no | no | no | no | no | no | no | no | no | no |
| Export Control | no | no | no | no | no | no | no | no | no | no |
| Ideal Diode | Dual, Internal, N-Channel | Dual, Internal, N-Channel | Dual, Internal, N-Channel | Dual, Internal, N-Channel | Dual, Internal, N-Channel | Dual, Internal, N-Channel | Dual, Internal, N-Channel | Dual, Internal, N-Channel | Dual, Internal, N-Channel | Dual, Internal, N-Channel |
| Internal FET | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes |
| Ishutdown, µA | 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 |
| Total Quiescent Current, mA | 0.0055 | 0.0055 | 0.0055 | 0.0055 | 0.0055 | 0.0055 | 0.0055 | 0.0055 | 0.0055 | 0.0055 |
| Typical Current Capability, A | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 |
| Vin Max, V | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 |
| Vin Min, V | 2.4 | 2.4 | 2.4 | 2.4 | 2.4 | 2.4 | 2.4 | 2.4 | 2.4 | 2.4 |
Eco Plan
| LTC3126EFE#PBF | LTC3126EFE#TRPBF | LTC3126EUFD#PBF | LTC3126EUFD#TRPBF | LTC3126HFE#PBF | LTC3126HFE#TRPBF | LTC3126IFE#PBF | LTC3126IFE#TRPBF | LTC3126IUFD#PBF | LTC3126IUFD#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
Articles
- Dual Input, 42V, 2.5A Synchronous Buck Converter Features Seamless, Automatic Transition Between Two Input Power Sources and Meets Stringent CISPR 25 Class 5 EMI Limits &mdash LT JournalPDF, 879 Kb, File published: Jan 17, 2017Extract from the document
Model Line
Series: LTC3126 (10)
Manufacturer's Classification
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Internal Power Switch Buck | High Input Voltage Buck
- Monitor, Control and Protection > PowerPath Controllers & Ideal Diodes
- Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators