5Vout 3A Wide Input Adjustable Step-Down ISR


This Product is no longer available

Replaced By PTN78060W– The device has the SAME FUNCTIONALITY as the compared device, but is not pin-for-pin equivalent and may not be parametrically equivalent.

TI does not recommend using this part in a new design. This product continues to be in production to support existing customers.


The PT6300 Series is a line of High-Performance 3 Amp, 12-Pin SIP (Single In-line Package) Integrated Switching Regulators (ISRs) designed to meet the on-board power conversion needs of battery powered or other equipment requiring high efficiency and small size. This high performance ISR family offers a unique combination of features combining 90% typical effi-ciency with open-collector on/off control and adjustable output voltage. Quiescent current in the shutdown mode is typically less than 100\xB5A.


  • 90% Efficiency
  • Adjustable Output Voltage
  • Internal Short Circuit Protection
  • Over-Temperature Protection
  • On/Off Control (Ground Off)
  • Small SIP Footprint
  • Wide Input Range

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