TPS63030 Single Inductor Buck-Boost Converter

SKU: BMV10000027

The TPS6303x devices provide a power supply solution for products powered by either a two-cell or three-cell alkaline. NiCd or NiMH battery, or a e cel -Hon or Li-polymer battery. Output currents can go as high as 600 mA while using a single-cell Li-ion or L-polymer battery, and discharge it down to 25 V or lower.

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Key Features

  • Input Voltage Range : 1.8V to 5.5V
  • Output Voltage Range : 3.3V
  • 800-mA Output Current at 3.3 V in Step-Down Mode (VIN = 3.6 V to 5.5 V)
  • Up to 500-mA Output Current at 3.3 V in Boost Mode (VIN > 2.4 V)
  • Automatic Transition Between Step Down and Boost Mode
  • Device Quiescent Current less than 50 μA
  • Load Disconnect During Shutdown
  • Overtemperature Protection
  • Up to 96% Efficiency

Technical Specifications

ItemGP-02
Input Voltage Range1.8V – 5.5V
Output Voltage Range3.3V
Power Input TypeMolex 2 pin 2.50mm header
FunctionsBuck-Boost Converter
Operating Temperature-40°C to 85 °C
Board Dimensions 40 x 60 mm

Board Pinout

(J1)PIN NumberPIN NameDescription
1GNDGround
2VINVoltage Input Pin (1.8V-5.5V)
(J2)PIN NumberPIN NameDescription
1GNDGround
2VIN SENSECan be used to measure the input voltage directly on the input capacitor.
(J3)PIN NumberPIN NameDescription
1HIGH Power Supply
2ENShorting jumper between the center pin EN and HIGH turns on the unit. Shorting jumper between the center pin EN and LOW turns the unit off. (Default: Pulled up to VIN in circuit)
3LOWGround
(J4)PIN NumberPIN NameDescription
1GNDGround
2VOUT SENSECan be used to measure the output voltage directly on the output capacitor.
(J5)PIN NumberPIN NameDescription
1HIGHPower Supply
2PS/SYNCThe center pin of this jumpers is connected to the SYNC pin of the TPS63030 and is used to synchronize the unit with an external clock.This jumper also enables/disables the power-saving mode at light loads. To enable power-save, PS/SYNC must shorting to LOW. (Default: Pulled up to VIN in circuit)
3LOWGround
(J6)PIN NumberPIN NameDescription
1GNDGround
2VOUTBuck-boost converter output (3.3V)