ROHM Product Detail

Für neue Designs nicht empfohlen BD81A44EFV-M
4-Kanal-Weiße-LED-Treiber mit Invers-Aufwärts (40 LED Maximum)

Produkte, die nicht für neue Designs verwendet werden können (Nicht empfohlen für Designabweichungen).

Produktdetails

 
Teilenummer | BD81A44EFV-ME2
Gehäuse | HTSSOP-B28
Gehäusetyp | Taping
Einheitenmenge | 2500
Minimale Gehäusemenge | 2500
RoHS | Ja

Funktionalen Sicherheit:

Kategorie : FS supportive
A product that has been developed for automotive use and is capable of supporting safety analysis with regard to the functional safety.

Spezifikationen:

Topology

Buck-Boost

Vin(Min.)[V]

4.5

Vin(Max.)[V]

35

Total Output Current (Max.)[mA]

480

Per Channel Drive(Max.)[mA]

120

Number of Outputs

4

Vout(Max.)[V]

40

Switching Frequency (Max.)[MHz]

2.2

Dimming

PWM

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

125

Package Size [mm]

9.7x6.4 (t=1.0)

Common Standard

AEC-Q100 (Automotive Grade)

Eigenschaften:

  • Integrated Buck-Boost current mode DC/DC controller
  • Integrated 4ch current driver for LED drive
  • 10,000:1 PWM dimming @200Hz
  • External switching frequency synchronization
  • Built-In protection function
    (UVLO, OVP, OCP, SCP)
  • LED abnormality detection function (Open/Short)
  • Integrated VOUT discharge function
    (Buck-Boost or Buck structure limitation)
  • AEC-Q100 Qualified
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