Datasheet Linear Technology LT3958 — Datenblatt
| Hersteller | Linear Technology |
| Serie | LT3958 |
Hohe Eingangsspannung, Boost, Flyback, SEPIC und invertierender Wandler
Datenblätter
Datasheet LT3958
PDF, 783 Kb, Sprache: en, Datei hochgeladen: Sep 19, 2017, Seiten: 30
High Input Voltage, Boost, Flyback, SEPIC and Inverting Converter
High Input Voltage, Boost, Flyback, SEPIC and Inverting Converter
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Preise
Verpackung
| LT3958EUHE#PBF | LT3958EUHE#TRPBF | LT3958IUHE#PBF | LT3958IUHE#TRPBF | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Package | 5x6 QFN-36 Paketumrisszeichnung | 5x6 QFN-36 Paketumrisszeichnung | 5x6 QFN-36 Paketumrisszeichnung | 5x6 QFN-36 Paketumrisszeichnung |
| Package Code | UHE | UHE | UHE | UHE |
| Package Index | 05-08-1836 | 05-08-1836 | 05-08-1836 | 05-08-1836 |
| Pin Count | 36 | 36 | 36 | 36 |
Parameter
| Parameters / Models | LT3958EUHE#PBF | LT3958EUHE#TRPBF | LT3958IUHE#PBF | LT3958IUHE#TRPBF |
|---|---|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC1569A | DC1569A | DC1569A | DC1569A |
| Design Tools | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model |
| Export Control | no | no | no | no |
| Features | Resistor Set Frequency, External Synchronization | Resistor Set Frequency, External Synchronization | Resistor Set Frequency, External Synchronization | Resistor Set Frequency, External Synchronization |
| Frequency, kHz | 1000 | 1000 | 1000 | 1000 |
| Frequency Adjust Range | 100kHz - 1MHz | 100kHz - 1MHz | 100kHz - 1MHz | 100kHz - 1MHz |
| Frequency Sync Range | 100kHz - 1MHz | 100kHz - 1MHz | 100kHz - 1MHz | 100kHz - 1MHz |
| Integrated Inductor | no | no | no | no |
| Ishutdown, µA | 0.1 | 0.1 | 0.1 | 0.1 |
| Isupply, mA | 1.6 | 1.6 | 1.6 | 1.6 |
| Monolithic | yes | yes | yes | yes |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Operating Temperature Range, °C | 0 to 85 | 0 to 85 | -40 to 85 | -40 to 85 |
| Polyphase | no | no | no | no |
| Switch Current, A | 4 | 4 | 4 | 4 |
| Synchronous | no | no | no | no |
| Topology | Boost, Sepic, Inverting, Flyback | Boost, Sepic, Inverting, Flyback | Boost, Sepic, Inverting, Flyback | Boost, Sepic, Inverting, Flyback |
| Vin Max, V | 80 | 80 | 80 | 80 |
| Vin Min, V | 5 | 5 | 5 | 5 |
| Vin Min Startup, V | 5 | 5 | 5 | 5 |
| Vout Max, V | 80 | 80 | 80 | 80 |
| Vout Maximum | 80V | 80V | 80V | 80V |
| Vout Min, V | 1.6 | 1.6 | 1.6 | 1.6 |
| Vswitch Max, V | 84 | 84 | 84 | 84 |
Öko-Plan
| LT3958EUHE#PBF | LT3958EUHE#TRPBF | LT3958IUHE#PBF | LT3958IUHE#TRPBF | |
|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant |
Artikel
- Two Wide Input Range Monolithic Switching Regulators Make it Easy to Fit Boost, Flyback, SEPIC and Inverting Topologies into Tight Spaces &mdash LT JournalPDF, 1.4 Mb, Datei veröffentlicht: Jul 15, 2011Auszug aus dem Dokument
Modellreihe
Serie: LT3958 (4)
Herstellerklassifikation
- Power Management > Switching Regulator > Flyback, Forward and Isolated Controllers | Inverting Regulators | SEPIC Regulators
- Power Management > Switching Regulator > Step-Up (Boost) Regulators > Internal Power Switch Boost