Datasheet Linear Technology LT8609S — Datenblatt
| Hersteller | Linear Technology |
| Serie | LT8609S |
42V, 2A / 3A Spitzen-Synchron-Abwärtsregler mit 2,5µA Ruhestrom
Datenblätter
LT8609S: 42V, 2A/3A Peak Synchronous Step-Down Regulator with 2.5µA Quiescent Current Data Sheet
PDF, 1.5 Mb, Datei hochgeladen: Sep 19, 2017
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Preise
Verpackung
| LT8609SEV#PBF | LT8609SIV#PBF | |
|---|---|---|
| N | 1 | 2 |
| Package | 3mm × 3mm × 0.94mm LQFN Paketumrisszeichnung | 3mm × 3mm × 0.94mm LQFN Paketumrisszeichnung |
| Package Code | LQFN | LQFN |
| Package Index | 05-08-1516 | 05-08-1516 |
| Pin Count | 16 | 16 |
Parameter
| Parameters / Models | LT8609SEV#PBF | LT8609SIV#PBF |
|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC2522A | DC2522A |
| Design Tools | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File |
| Export Control | no | no |
| Features | Low EMI, Silent Switcher 2 Architecture, Internal Capacitors, External Synchronization, Resistor Set Frequency, Burst Mode, Low EMI, Spread Spectrum, Power Good | Low EMI, Silent Switcher 2 Architecture, Internal Capacitors, External Synchronization, Resistor Set Frequency, Burst Mode, Low EMI, Spread Spectrum, Power Good |
| Frequency, kHz | 2200 | 2200 |
| Frequency Adjust Range | 200kHz to 2.2MHz | 200kHz to 2.2MHz |
| Frequency Sync Range | 200kHz to 2.2MHz | 200kHz to 2.2MHz |
| Integrated Inductor | no | no |
| Ishutdown, µA | 1 | 1 |
| Isupply, mA | 0.0017 | 0.0017 |
| Monolithic | yes | yes |
| Number of Outputs | 1 | 1 |
| Operating Temperature Range, °C | 0 to 85 | -40 to 85 |
| Output Current, A | 2 | 2 |
| Polyphase | no | no |
| Switch Current, A | 4.75 | 4.75 |
| Synchronous | yes | yes |
| Topology | Buck | Buck |
| Topology 1 | Buck | Buck |
| Vin Max, V | 42 | 42 |
| Vin Min, V | 3.0 | 3.0 |
| Vin Min Startup, V | 3.0 | 3.0 |
| Vout Max, V | 41.58 | 41.58 |
| Vout Maximum | 0.99VIn | 0.99VIn |
| Vout Min, V | 0.774 | 0.774 |
| Vref Accuracy Over Temp, % | 0.5 | 0.5 |
Öko-Plan
| LT8609SEV#PBF | LT8609SIV#PBF | |
|---|---|---|
| RoHS | Compliant | Compliant |
Modellreihe
Serie: LT8609S (2)
Herstellerklassifikation
- Power Management > Switching Regulator > Ultralow Noise Regulators
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck