K22 LED DC/DC Converter

This DC/DC converter replaces the Hewlett Packard A27 DC/AC inverter used in model 8753E and 8753ET/ES vector network analyzers.

      $84.00
        • Supports HP's digital ON/OFF signal
        • Supports HP's analog brightness signal
        • More efficient than the HP A27 inverter it replaces
        • Drives a 3S8P LED strip brighter than a CCFL 
        • EMI tested
          • J1 Pinout
            Pin Name I/O Description
            1 ON I Turns on output when low; 47k pull-up
            2 VIN I Supply voltage
            3 GND O Supply and signal ground reference
            4
            5 DIM I 4.5V: minimum intensity; 220k pull-down

             

            Absolute Maximum Ratings Min Max Unit
            VIN Supply voltage -0.5 6.0 V
            VIN ON, DIM GND VIN V

             

            Recommended Operating Conditions Min Max Unit
            VIN Supply voltage 3.3 5.5 V
            VIN ON, DIM 0 VIN V

             

            Electrical Characteristics
            Parameter Description Test Conditions Min Typ Max Unit
            VL
            ON logic low voltage
            		0.8 V
            VH
            ON logic high voltage            		 2.0 V
            DIML DIM low voltage Maximum intensity 0 V
            DIMH DIM high voltage Lowest intensity 4.5 V
            VF Forward voltage 3S8P white LED string 5.5 8.5 9.0 V
            IO Output current Current (DIM = 0V) 140 mA
            η Efficiency 75 85 %

             

            Environmental Min Max Unit
            Operating temperature 0 50 ℃
            Storage temperature -40 85 ℃
            Humidity (non-condensing) 20 80 R.H.

             

            Physical Unit
            Board dimensions (H x W x L) 12 20 95 mm
            0.47 0.78 3.74 inch
            Weight 6 g
            3.75 oz.

             

          •  File Type Last Updated
             K22 Detail Drawing             		PDF 2022/08/24
             K22 STEP Model ZIP(STEP) 2022/08/24
          • K22 LED DC/DC Converter

          K22 LED DC/DC Converter

          This DC/DC converter replaces the Hewlett Packard A27 DC/AC inverter used in model 8753E and 8753ET/ES vector network analyzers.

              $84.00
                • Supports HP's digital ON/OFF signal
                • Supports HP's analog brightness signal
                • More efficient than the HP A27 inverter it replaces
                • Drives a 3S8P LED strip brighter than a CCFL 
                • EMI tested
                  • J1 Pinout
                    Pin Name I/O Description
                    1 ON I Turns on output when low; 47k pull-up
                    2 VIN I Supply voltage
                    3 GND O Supply and signal ground reference
                    4
                    5 DIM I 4.5V: minimum intensity; 220k pull-down

                     

                    Absolute Maximum Ratings Min Max Unit
                    VIN Supply voltage -0.5 6.0 V
                    VIN ON, DIM GND VIN V

                     

                    Recommended Operating Conditions Min Max Unit
                    VIN Supply voltage 3.3 5.5 V
                    VIN ON, DIM 0 VIN V

                     

                    Electrical Characteristics
                    Parameter Description Test Conditions Min Typ Max Unit
                    VL
                    ON logic low voltage
                    		0.8 V
                    VH
                    ON logic high voltage                    		 2.0 V
                    DIML DIM low voltage Maximum intensity 0 V
                    DIMH DIM high voltage Lowest intensity 4.5 V
                    VF Forward voltage 3S8P white LED string 5.5 8.5 9.0 V
                    IO Output current Current (DIM = 0V) 140 mA
                    η Efficiency 75 85 %

                     

                    Environmental Min Max Unit
                    Operating temperature 0 50 ℃
                    Storage temperature -40 85 ℃
                    Humidity (non-condensing) 20 80 R.H.

                     

                    Physical Unit
                    Board dimensions (H x W x L) 12 20 95 mm
                    0.47 0.78 3.74 inch
                    Weight 6 g
                    3.75 oz.

                     

                  •  File Type Last Updated
                     K22 Detail Drawing                     		PDF 2022/08/24
                     K22 STEP Model ZIP(STEP) 2022/08/24