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Ultra Small Step Down Converter for TPS622311, TPS62235, TPS62239, Evaluation Module



  • 2 MHz / 3 MHz Switch Frequency
  • Up to 94% Efficiency
  • Output Peak Current up to 500mA
  • Excellent AC and Transient Load Regulation
  • High PSRR (up to 90dB)
  • Small External Output Filter Components 1µH/ 4.7µF
  • VIN range from 2.05V to 6V
  • Optimized Power Save Mode For Low Output Ripple Voltage
  • Forced PWM Mode Operation
  • Typ. 22 µA Quiescent Current
  • 100% Duty Cycle for Lowest Dropout
  • Small 1 × 1.5 × 0.6mm3 SON Package
  • 12 mm2 Minimum Solution Size
  • Supports 0.6 mm Maximum Solution Height
  • Soft Start with typ. 100µs Start Up Time

Texas Instruments  TPS62239EVM-574

The TPS62239EVM-574 is a fully assembled and tested evaluation module with three independent circuits. CKT1 will demonstrate the TPS622311 (1.1V), CKT2 will demonstrate the TPS62235 (1.2V), and CKT3 will demonstrate the TPS62239 (1.0V).