Delta-electronics E48SH Bedienungsanleitung

FEATURES  High efficiency: 89% @1.5V/40A  Size: 58.4mm x 22.8mm x 9.5mm (2.30”x0.90”x0.37”)  Industry standard pin out  Fixed frequenc

THERMAL CONSIDERATIONS Thermal management is an important part of the system design. To ensure proper, reliable operation, sufficient cooling of the

PICK AND PLACE LOCATION SURFACE-MOUNT TAPE & REEL RECOMMENDED PAD LAYOUT (SMD) E48SH1R540_02272007 11

LEADED (Sn/Pb) PROCESS RECOMMEND TEMP. PROFILE Time ( sec. ) Pre-heat temp. 140~180°C 60~120 sec. Peak temp. 210~230°C 5sec. Ramp-up temp. 0.5~3.0°C /

MECHANICAL DRAWING (WITHOUT HEATSPREADER) SURFACE-MOUNT MODULE THROUGH-HOLE MODULE Pin No. Name Function1 2 3 4 5 6 7 8 +Vi

MECHANICAL DRAWING (WITH HEATSPREADER) THROUGH-HOLE MODULE E48SH1R540_02272007 14

E48SH1R540_02272007 15 PART NUMBERING SYSTEM E 48 S H 1R5 40 N R F A Type of Product Input Voltage Number of Outputs Product Series Output V

TECHNICAL SPECIFICATIONS (TA=25°C, airflow rate=300 LFM, Vin=48Vdc, nominal Vout unless otherwise noted.) PARAMETER NOTES and CONDITIONS E48SH1R540 (

ELECTRICAL CHARACTERISTICS CURVES 7072747678808284868890924 8 12 16 20 24 28 32 36 40OUTPUT CURRENT (A)EFFICIENCY (%)48Vin 36Vin 75Vin135790 4 8 12162

ELECTRICAL CHARACTERISTICS CURVES For Negative Remote On/Off Logic Figure 4: Turn-on transient at zero load current (5 ms/div).Vin=48V.Top Trace:

ELECTRICAL CHARACTERISTICS CURVES Figure 8: Output voltage response to step-change in load current (75%-50% of Io, max; di/dt = 0.1A/µs). Load cap

ELECTRICAL CHARACTERISTICS CURVES StripCopper Vo(-)Vo(+)10u1uSCOPE RESISTIVELOAD Figure 12: Input reflected ripple current, is, through a 1

DESIGN CONSIDERATIONS Input Source Impedance The impedance of the input source connecting to the DC/DC power modules will interact with the modules

FEATURES DESCRIPTIONS Over-Current Protection The E48SH modules include an internal output over-current protection circuit, which will endure curren

FEATURES DESCRIPTIONS (CON.) Output Voltage Adjustment (TRIM) To increase or decrease the output voltage set point, the modules may be connected wit