Delta Electronics Series E24SR manual Electrical Characteristics Curves

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ELECTRICAL CHARACTERISTICS CURVES

ELECTRICAL CHARACTERISTICS CURVES

 

92

 

 

 

 

 

 

90

 

 

 

 

 

(%)

88

 

 

 

18Vin

 

 

 

 

 

 

 

 

 

 

 

 

Efficiency

86

 

24Vin

 

 

 

84

 

 

 

 

 

 

 

36Vin

 

 

 

 

 

 

 

 

 

 

82

 

 

 

 

 

 

80

 

 

 

 

 

 

2

4

6

8

10

12

 

 

 

Output Current (A)

 

 

Figure 1: Efficiency vs. load current for minimum, nominal, and maximum input voltage at 25°C

 

7.0

 

 

 

 

 

 

6.0

 

18Vin

 

 

 

 

 

24Vin

 

 

 

 

 

 

 

 

 

 

5.0

36Vin

 

 

 

 

 

 

 

 

 

 

(W)

4.0

 

 

 

 

 

Loss

 

 

 

 

 

 

 

 

 

 

 

 

3.0

 

 

 

 

 

 

2.0

 

 

 

 

 

 

1.0

 

 

 

 

 

 

2

4

6

8

10

12

Output Current (A)

Figure 2: Power dissipation vs. load current for minimum, nominal, and maximum input voltage at 25°C.

 

4.0

 

 

 

 

 

 

 

 

 

 

3.5

 

 

 

 

 

 

 

 

 

Current(A)

3.0

 

 

 

 

 

 

 

 

 

2.5

 

 

 

 

 

 

 

 

 

2.0

 

 

 

 

 

 

 

 

 

Input

1.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.0

 

 

 

 

 

 

 

 

 

 

0.5

 

 

 

 

 

 

 

 

 

 

0.0

 

 

 

 

 

 

 

 

 

 

18

20

22

24

26

28

30

32

34

36

Input Voltage (V)

Figure 3: Typical full load input characteristics at room temperature

DS_E24SR05012_01032008

3

Image 3
Contents APPLICATIONS FEATURESDATASHEET DSE24SR0501201032008 OPTIONSDYNAMIC CHARACTERISTICS TECHNICAL SPECIFICATIONSINPUT CHARACTERISTICS OUTPUT CHARACTERISTICSELECTRICAL CHARACTERISTICS CURVES For Positive Remote On/Off Logic For Negative Remote On/Off LogicNote Measured input reflected-ripple current with a simulated source Inductance LTEST of 12 μH. Capacitor Cs offset possible battery impedance. Measure current as shown above Figure 12 Input reflected ripple current, is, through a 12µH Input Source Impedance Safety ConsiderationsSoldering and Cleaning Considerations DESIGN CONSIDERATIONSRemote Sense FEATURES DESCRIPTIONSOver-Current Protection Over-Voltage ProtectionRtrim − down = ⎢ FEATURES DESCRIPTIONS CONOutput Voltage Adjustment TRIM Ex. When Trim-down -10% 5V×0.9=0.45VThermal Derating Thermal Testing SetupTHERMAL CONSIDERATIONS THERMAL CURVESPICK AND PLACE LOCATION RECOMMENDED PAD LAYOUT SMDSURFACE-MOUNT TAPE & REEL Time LEADED Sn/Pb PROCESS RECOMMEND TEMP. PROFILELEAD FREE SAC PROCESS RECOMMEND TEMP. PROFILE TempPin No MECHANICAL DRAWINGSurface-mount module Through-hole moduleMODEL NAME PART NUMBERING SYSTEMMODEL LIST WARRANTYat any time, without notice