500mA Output LDO Regulators with Voltage Detector and Watchdog Timer - BD3021HFP

BD3021HFP is a regulator IC with integrated WDT (Watch Dog Timer), high output voltage accuracy ±2.0% and 80µA (Typ) low circuit current consumption. These are supports usage of low ESR ceramic capacitor for output stability. They can be a stable power supply for any applications while detecting malfunction of microcontrollers.

Part NumberStatusPackageUnit QuantityMinimum Package QuantityPacking TypeRoHS
BD3021HFP-TRActiveHRP720002000TapingYes

BD3021HFP Data Sheet

Specifications
GradeStandard
Breakdown Voltage(Max.)[V]50.0
ch1
Vin(Min.)[V]5.6
Vin(Max.)[V]36.0
Vout (Typ.) [V]5
Vout Precision±2.0%
Iout(Max.)[A]0.5
Circuit Current[mA]0.08
I/O Voltage Difference (Typ.)[V]0.3(Io=0.2A)
Load Regulation[mV]30
Detect Voltage(VDET) [V]4.5
Additional FeatureWDT Can be Switched ON / OFF by Using INH Pin
Operating Temperature (Min.)[°C]-40
Operating Temperature (Max.)[°C]125
Technical Documents
Features
  • Integrated WDT Reset Circuit
    WDT Can be Switched ON / OFF by Using INH Pin
  • Low saturation voltage by using PMOS output transistor
  • VCC Max Voltage: 50V
  • Integrated Over Current Protection and Thermal Shut Down
  • HRP7 package
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