IC-Hersteller Renesas

IC-Hersteller (99)

Renesas RAA211405

40V, 300mA ultra-low quiescent current Step-down regulator 5V fixed output

Details

TopologieAbwärtswandler
Eingangsspannung7-40 V
Schaltfrequenz210-380 kHz
Ausgang 15 V / 0.3 A
IC-Revision1.02

Beschreibung

The RAA211403 and RAA211405 are tiny, easy-to-use, ultra-low quiescent current (IQ) buck regulators with a wide input voltage range of 7V to 40V and up to 300mA output current. RAA211403 has a fixed output voltage of 3.3V, and the RAA211405 output voltage is 5V.

Eigenschaften

  • 7V to 40V input supply range
  • Up to 300mA output current
  • IQ = 4μA at 40V, at no load conditions, switching
  • IQ = 2.5μA at 40V at no load and no switchingconditions
  • RAA211403 is fixed 3.3V VOUT, RAA211405 is fixed 5V VOUT
  • Minimum on-time of 75ns
  • Variable frequency operation, frequencyprogrammed by external inductor (4.7μH to 15μH)
  • Pre-bias, monotonic, and smooth start-up
  • Protections: Overcurrent (OC) Limit, input Undervoltage Lockout (UVLO), Over-TemperatureProtection (OTP), output Overvoltage Protection (OVP)
  • Accurate EN threshold
  • Package: TSOT23-5 (2.9mm×1.63mm)

Typische Anwendungen

  • Home/Industrial Automation, E-Bikes, Power tools
  • Industrial power supplies, Embedded systems and I/O supplies

Weiterführende Informationen

Artikeldaten

Artikel Nr. Daten­blatt Simu­lation Downloads Status ProduktserieL
(µH)
IRP,40K
(A)
ISAT,30%
(A)
RDC typ.
(mΩ)
fres
(MHz)
VOP
(V)
Montageart Muster
74438335100SPEC
10 Dateien Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre.WE-MAPI SMT-Speicherdrossel 10 1.25 2.75 446 21 80 SMT
Artikel Nr. Daten­blatt Simu­lation
74438335100SPEC
Muster
Artikel Nr. Daten­blatt Simu­lation Downloads Status ProduktserieL
(µH)
IRP,40K
(A)
ISAT,30%
(A)
RDC typ.
(mΩ)
fres
(MHz)
VOP
(V)
Montageart Muster