Datasheet Linear Technology LTC3544 — Datenblatt
Hersteller | Linear Technology |
Serie | LTC3544 |
Quad-Synchron-Abwärtsregler: 2,25 MHz, 300 mA, 200 mA, 200 mA, 100 mA
Datenblätter
Datasheet LTC3544
PDF, 300 Kb, Sprache: en, Datei hochgeladen: Sep 21, 2017, Seiten: 16
Quad Synchronous Step-Down Regulator: 2.25MHz, 300mA, 200mA, 200mA, 100mA
Quad Synchronous Step-Down Regulator: 2.25MHz, 300mA, 200mA, 200mA, 100mA
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Preise
Verpackung
LTC3544EUD#PBF | LTC3544EUD#TRPBF | |
---|---|---|
N | 1 | 2 |
Package | 3x3 QFN-16 Paketumrisszeichnung | 3x3 QFN-16 Paketumrisszeichnung |
Package Code | UD | UD |
Package Index | 05-08-1691 | 05-08-1691 |
Pin Count | 16 | 16 |
Parameter
Parameters / Models | LTC3544EUD#PBF | LTC3544EUD#TRPBF |
---|---|---|
Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode |
Demo Boards | DC1040A-A | DC1040A-A |
Design Tools | LTspice File | LTspice File |
Export Control | no | no |
Features | Burst Mode, 100% Duty Cycle | Burst Mode, 100% Duty Cycle |
Frequency, kHz | 2.25 | 2.25 |
Integrated Inductor | no | no |
Ishutdown, µA | 0.1 | 0.1 |
Isupply, mA | 0.07 | 0.07 |
Max Phases | 1 | 1 |
Monolithic | yes | yes |
Number of Outputs | 4 | 4 |
Operating Temperature Range, °C | 0 to 85 | 0 to 85 |
Output Current, A | 0.3 | 0.3 |
Output Current 2, A | 0.2 | 0.2 |
Output Current 3, A | 0.2 | 0.2 |
Polyphase | no | no |
Switch Current, A | 0.6 | 0.6 |
Switch Current 2, A | 0.4 | 0.4 |
Switch Current 3, A | 0.4 | 0.4 |
Synchronous | yes | yes |
Topology | Buck | Buck |
Topology 1 | Buck | Buck |
Topology 2 | Buck | Buck |
Topology 3 | Buck | Buck |
Vin Max, V | 5.5 | 5.5 |
Vin Min, V | 2.25 | 2.25 |
Vout Max, V | 5.5 | 5.5 |
Vout Max 2, V | 5.5 | 5.5 |
Vout Max 3, V | 5.5 | 5.5 |
Vout Maximum | Vin | Vin |
Vout Min, V | 0.8 | 0.8 |
Vout Min 2, V | 0.8 | 0.8 |
Vout Min 3, V | 0.8 | 0.8 |
Vref Accuracy Over Temp, % | 2 | 2 |
Öko-Plan
LTC3544EUD#PBF | LTC3544EUD#TRPBF | |
---|---|---|
RoHS | Compliant | Compliant |
Modellreihe
Serie: LTC3544 (2)
Herstellerklassifikation
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck | Micropower Buck Regulators | Internal Power Switch Buck