3 Watt CD Single Series DC/DC Converters
                                                                               Specifications
                                                                               Model                                        5S48.65CD
                                                                                  Features                                  Relay Driver
                                                                                  Power                                      3.12 Watts
                                                                               Input Parameters
                                                                                                            min               4.6 VDC
                                                                                  Input Voltage Range       typ               5.0 VDC
                                                                                                            max               6.5 VDC
                                                                                  Efficiency                 typ                  85%
                                                                                  Switching Frequency        typ              120 kHz
                                                                               Output Parameters
                                                                                                            min              47.3 VDC
                                                                                  Output Voltage            typ              48.0 VDC
                                                                                                            max              48.7 VDC
                                                                                                            min                0 mA
                                                                                  Rated Load
                                                                                                            max               65 mA
                                                                                  Load Regulation           typ                 8%
                                                                                    No Load to Full Load    max                 12%
                                                                                  Line Regulation
                                                                                                             typ            1.1% / %Vin
                                                                                  Vin = 4.6 to 6.5 VDC
Case Dimension                                                                                              typ              100 mV p-p
                                                                                  Noise, 0 to 20 MHz bw
                                                                                                            max              150 mV p-p
                                                                               General Specifications
                            1.250                                                 Isolation
                                                                 0.375
                                                        0.350
                                                        0.000
                    0.950




                                     0.000




                                                                                     Isolation Voltage
                                                                                                             min              700 V D C
                                                                                     Input to Output
                                                                                     Input to Output
                                                                                                             typ                  30 pF
                                                                                     Capacitance
                                                                                  Environmental
          0.900                               0.900
                    4                3                                              Case Operating          min                   -25°C
                                                                                    Temperature Range       max                    85°C
  1.125




                                                                                    Storage Temperature     min                   -40°C
                                                                                    Range                   max                   105°C
          0.000         2            1        0.000                            Note: No short circuit protection. Must fuse input or
                                              0.112                            output.
                                                                               Specifications subject to change without notice.
                   1.000




                                      0.125
                                      0.000




                                                        0.040ø


                     BOTTOM VIEW                          SIDE VIEW

Mechanical tolerances unless otherwise noted:
X.XX = ±0.020
X.XXX= ±0.010
                            PIN      FUNCTION
                             1         +INPUT

                                                                                                               A
                             2         -INPUT
                             3       +OUTPUT
                             4        -OUTPUT




                              CompuMess Elektronik GmbH · Lise-Meitner-Str.1 · 85716 Unterschleissheim
                                    Tel 089-321501-0 · Fax 089-321501-11 · www.compumess.de · www.netzteile.de

                                                                          1                                                                3/2001