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Details
| Topologie | Aufwärtswandler |
| Eingangsspannung | 8-27 V |
| Schaltfrequenz | 200-2000 kHz |
| Ausgang 1 | 30 V / 0.33 A |
Beschreibung
It is an LT Journal, Synchronous, Low EMI LED DriverFeatures Integrated Switches andInternal PWM Dimming
Eigenschaften
±2% LED Current Regulation±2% Output Voltage Regulation5000:1 PWM Dimming at 100Hz128:1 Internal PWM DimmingSpread-Spectrum Frequency ModulationSilent Switcher® Architecture for Low EMIOperates in Boost, Buck Mode and Buck-Boost Mode2.8V to 36V Input Voltage RangeUp to 34V LED String Voltage2A, 40V Internal Switches200kHz to 2MHz with SYNC FunctionAnalog or Duty Cycle LED Current ControlOpen/Short LED Protection and Fault IndicationThermally Enhanced 28-Pin (4mm × 5mm) QFN
Typische Anwendungen
- Machine Vision
- Automotive and Industrial Lighting
Weiterführende Informationen
Artikeldaten
| Artikel Nr. | Datenblatt | Simulation | Downloads | Produktserie | L (µH) | IRP,40K (A) | ISAT1 (A) | ISAT,30% (A) | fres (MHz) | Montageart | Z @ 100 MHz (Ω) | Zmax (Ω) | Testbedingung Zmax | IR 2 (mA) | RDC max. (mΩ) | Typ | Muster | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 74437324047 | SPEC | 8 Dateien | WE-LHMI SMT Speicherdrossel | 4.7 | 2.95 | 2.45 | 5.4 | 31 | SMT | – | – | – | – | 105 | – | ||
 | 7427920415 | SPEC | 8 Dateien | WE-CBF SMT-Ferrit | – | – | – | – | – | SMT | 600 | 660 | 150 MHz | 1500 | 300 | Breitband | ||
| 742792097 | SPEC | 8 Dateien | WE-CBF SMT-Ferrit | – | – | – | – | – | SMT | 1500 | 1800 | 70 MHz | 1000 | 300 | High Current |
| Artikel Nr. | Datenblatt | Simulation | |
|---|---|---|---|
| 74437324047 | SPEC | |
| 7427920415 | SPEC | |
| 742792097 | SPEC |
| Muster |
|---|
| Artikel Nr. | Datenblatt | Simulation | Downloads | Produktserie | L (µH) | IRP,40K (A) | ISAT1 (A) | ISAT,30% (A) | fres (MHz) | Montageart | Z @ 100 MHz (Ω) | Zmax (Ω) | Testbedingung Zmax | IR 2 (mA) | RDC max. (mΩ) | Typ | Muster |
|---|