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ISSI IS32LT3957 | Demoboard IS32LT3957 Buck_Boost DEMO
HIGH VOLTAGE LED LIGHTING DRIVER FOR BUCK-BOOST, BOOST TOPOLOGY
Details
| Topologie | Abwärts- und Aufwärtswandler |
| Eingangsspannung | 9-26 V |
| Schaltfrequenz | 100-1000 kHz |
| Ausgang 1 | 28 V / 1.2 A |
| IC-Revision | 1B |
Beschreibung
IS32LT3957 Buck_Boost DEMO BOMInput: DC9-26V, Output: 9 LED in series/1.2ARev.01B, 05/20/2017
Eigenschaften
- Wide voltage: VCC up to 75V
- Boost or buck-boost operation
- Easy dimming: Analog or PWM
- Output over voltage protection (OVP)
- Internal soft start to avoid inrush current
- Current mode PWM with an external sync feature
- Output short circuit protection
- VCC under voltage lock out
- Over temperature protection (OTP)
- AEC-Q100 (Pending)
Typische Anwendungen
- Automotive
Artikeldaten
Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | L(µH) | ISAT,10%(A) | ISAT,30%(A) | IR,40K(A) | IRP,40K(A) | RDC max.(mΩ) | fres(MHz) | Bauform | Version | Muster | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-PD Speicherdrossel, 22 µH, 6.5 A | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWE-PD Speicherdrossel | Induktivität22 µH | Sättigungsstrom 16.5 A | Sättigungsstrom @ 30%8 A | Nennstrom5.3 A | Performance Nennstrom7 A | Gleichstromwiderstand28 mΩ | Eigenresonanzfrequenz10 MHz | Bauform1210 | VersionGestanzt |