Description
Electric volume data input pin Electric volume clock input pin Electric volume strobe signal input pin Output voltage pin Power supply pin External inductor connection pin (Note 1) External transistor connection pin (Note 2 ) Shutdown pin 7 ON / OFF “H”: normal operation (stepping up operation) “L”: stop stepping up operation 8 VSS GND pin Note 1: S-8330 Series: Open drain output Note 2: S-8331 Series: CMOS output
Pin No.1 2 3 4 5 6
Symbol VDIN VCLK VSTRB VOUT VIN CONT EXT
Seiko Instruments
Features
- s.
- Maximum output voltage: 20 V to 30 V (2 V step) 12 V range can be adjusted by electric volume.
- Output voltage accuracy :±2.4%.
- Output current: 5 mA ( VIN= 5 V,VOUT= 30 V).
- Low current consumption : During operation: 100 μA (typ. ) (VIN= 5 V 180 kHz) During shutdown : 1.0 μA (max. ).
- Shutdown function: Stepping up operation is stopped , and Vout pin is shorted to GND while shutdown.
- Input voltage range: 2.0 to 9.0 V.
- Soft start func.
S-8330_SeikoInstrumentsUSA.pdf