Datasheet Linear Technology LT8611 — Datenblatt
Hersteller | Linear Technology |
Serie | LT8611 |
42V, 2,5A Synchron-Abwärtsregler mit Stromerfassung und 2,5µA Ruhestrom
Datenblätter
Datasheet LT8611
PDF, 343 Kb, Sprache: en, Datei hochgeladen: Sep 19, 2017, Seiten: 26
42V, 2.5A Synchronous Step-Down Regulator with Current Sense and 2.5μA Quiescent Current
42V, 2.5A Synchronous Step-Down Regulator with Current Sense and 2.5μA Quiescent Current
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Preise
Verpackung
LT8611EUDD#PBF | LT8611EUDD#TRPBF | LT8611IUDD#PBF | LT8611IUDD#TRPBF | |
---|---|---|---|---|
N | 1 | 2 | 3 | 4 |
Package | 3x5 QFN-24 Paketumrisszeichnung | 3x5 QFN-24 Paketumrisszeichnung | 3x5 QFN-24 Paketumrisszeichnung | 3x5 QFN-24 Paketumrisszeichnung |
Package Code | UDD | UDD | UDD | UDD |
Package Index | 05-08-1833 | 05-08-1833 | 05-08-1833 | 05-08-1833 |
Pin Count | 24 | 24 | 24 | 24 |
Parameter
Parameters / Models | LT8611EUDD#PBF | LT8611EUDD#TRPBF | LT8611IUDD#PBF | LT8611IUDD#TRPBF |
---|---|---|---|---|
Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
Demo Boards | DC1750A | DC1750A | DC1750A | DC1750A |
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 | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Rail-to-Rail Current Sense Amplifier, Output Current Monitor | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Rail-to-Rail Current Sense Amplifier, Output Current Monitor | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Rail-to-Rail Current Sense Amplifier, Output Current Monitor | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Rail-to-Rail Current Sense Amplifier, Output Current Monitor |
Frequency, kHz | 2200 | 2200 | 2200 | 2200 |
Ishutdown, µA | 1 | 1 | 1 | 1 |
Isupply, mA | 0.0024 | 0.0024 | 0.0024 | 0.0024 |
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 |
Output Current, A | 2.5 | 2.5 | 2.5 | 2.5 |
Switch Current, A | 4.8 | 4.8 | 4.8 | 4.8 |
Synchronous | yes | yes | yes | yes |
Topology | Buck | Buck | Buck | Buck |
Vin Max, V | 42 | 42 | 42 | 42 |
Vin Min, V | 3.4 | 3.4 | 3.4 | 3.4 |
Vout Max, V | 40 | 40 | 40 | 40 |
Öko-Plan
LT8611EUDD#PBF | LT8611EUDD#TRPBF | LT8611IUDD#PBF | LT8611IUDD#TRPBF | |
---|---|---|---|---|
RoHS | Compliant | Compliant | Compliant | Compliant |
Konstruktionshinweise
- 42V, 2.5A Synchronous Step-Down Regulator with 2.5ОјA Quiescent Current &mdash DN504PDF, 97 Kb, Datei veröffentlicht: May 30, 2012Auszug aus dem Dokument
Modellreihe
Serie: LT8611 (4)
Herstellerklassifikation
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck
- Power Management > LED Driver ICs > Step-Down (Buck) LED Drivers