background image

 

DS_DNM04SMD10_07162008 

14

THERMAL CURVES 

 

 

Figure 44: 

Temperature measurement location 

* The allowed maximum hot spot temperature is defined at 125

 

DNM04S0A0S10(Standard) Output Current vs. Ambient Temperature and Air Velocity

@ Vin = 5V, Vo = 3.3V (Either Orientation)

0

2

4

6

8

10

12

60

65

70

75

80

85

Ambient Temperature (

)

Output Current(A)

Natural

Convection

Figure 45:

 DNM04S0A0S10(Standard) Output Current vs. 

Ambient Temperature and Air Velocity@Vin=5V, Vo=3.3V(Either 
Orientation)

 

DNM04S0A0S10(Standard) Output Current vs. Ambient Temperature and Air Velocity

@ Vin = 5.0V, Vo = 0.75V (Either Orientation)

0

2

4

6

8

10

12

60

65

70

75

80

85

Ambient Temperature (

)

Output Current(A)

Natural

Convection

Figure 46:

 DNM04S0A0S10(Standard) Output Current vs. 

Ambient Temperature and Air Velocity@Vin=5V, 
Vo=0.75V(Either Orientation)

 

 

 

DNM04S0A0S10(Standard) Output Current vs. Ambient Temperature and Air Velocity

@ Vin = 3.3V, Vo = 2.5V (Either Orientation)

0

2

4

6

8

10

12

60

65

70

75

80

85

Ambient Temperature (

)

Output Current(A)

Natural

Convection

Figure 47: 

DNM04S0A0S10(Standard) Output Current vs. 

Ambient Temperature and Air Velocity@Vin=3.3V, 
Vo=2.5V(Either Orientation)

 

 

DNM04S0A0S10(Standard) Output Current vs. Ambient Temperature and Air Velocity

@ Vin = 3.3V, Vo = 0.75V (Either Orientation)

0

2

4

6

8

10

12

60

65

70

75

80

85

Ambient Temperature (

)

Output Current(A)

Natural

Convection

Figure 48:

 DNM04S0A0S10(Standard) Output Current vs. 

Ambient Temperature and Air Velocity@Vin=3.3V, 
Vo=0.75V(Either Orientation)

 

 

 

 

 

Содержание 0.75-3.3V

Страница 1: ...e On Off logic Tracking feature SIP package Delphi DNM Non Isolated Point of Load DC DC Power Modules 2 8 5 5Vin 0 75 3 3V 10Aout The Delphi Series DNM 2 8 5 5V input single output non isolated Point...

Страница 2: ...Current Hiccup Mode Io s c 3 5 Adc DYNAMIC CHARACTERISTICS Dynamic Load Response 10 F Tan 1 F Ceramic load cap 2 5A s Positive Step Change in Output Current 50 Io max to 100 Io max 200 mV Negative St...

Страница 3: ...ent 0 75V out 75 80 85 90 95 100 1 2 3 4 5 6 7 8 9 10 OUTPUR CURRENT A EFFICIENCY Vin 5 0V Vin 4 5V Vin 5 5V 75 80 85 90 95 100 1 2 3 4 5 6 7 8 9 10 OUTPUR CURRENT A EFFICIENCY Vin 5 0 Vin 3 0V Vin 5...

Страница 4: ...ise at 3 3Vin 2 5V 10A out Figure 8 Output ripple noise at 3 3Vin 1 8V 10A out Figure 9 Output ripple noise at 5Vin 3 3V 10A out Figure 10 Output ripple noise at 5Vin 1 8V 10A out Figure 11 Turn on de...

Страница 5: ...1 8V 10A out Figure 15 Turn on delay time at remote turn on 5Vin 3 3V 16A out Figure 16 Turn on delay time at remote turn on 3 3Vin 2 5V 16A out Figure 17 Turn on delay time at remote turn on with ext...

Страница 6: ...ypical Transient Response to Step Load Change at 2 5A S from 100 to 50 of Io max at 5Vin 1 8Vout Cout 1uF ceramic 10 F Tantalum Figure 22 Typical Transient Response to Step Load Change at 2 5A S from...

Страница 7: ...rom 100 to 50 of Io max at 3 3Vin 1 8Vout Cout 1uF ceramic 10 F Tantalum Figure 26 Typical Transient Response to Step Load Change at 2 5A S from 50 to 100 of Io max at 3 3Vin 1 8Vout Cout 1uF ceramic...

Страница 8: ...Vo DESIGN CONSIDERATIONS To maintain low noise and ripple at the input voltage it is critical to use low ESR capacitors at the input to the module Figure 32 shows the input ripple voltage mVp p for v...

Страница 9: ...itive and negative On Off logic options are available in the DNM DNL series power modules For positive logic module connect an open collector NPN transistor or open drain N channel MOSFET between the...

Страница 10: ...ins of the module Without this external resistor the output voltage of the module is 0 7525 Vdc To calculate the value of the resistor Rtrim for a particular output voltage Vo please use the following...

Страница 11: ...rim Q2 Q1 Rmargin up Rmargin down Rtrim Figure 39 Circuit configuration for output voltage margining Voltage Tracking The DNM family was designed for applications that have output voltage tracking req...

Страница 12: ...implemented by using the TRACK pin The objective is to minimize the voltage difference between the power supply outputs during power up and down The simultaneous tracking can be accomplished by conne...

Страница 13: ...rcuit cards in cabinet racks in which the power modules are mounted The following figure shows the wind tunnel characterization setup The power module is mounted on a test PWB and is vertically positi...

Страница 14: ...emperature Output Current A Natural Convection Figure 46 DNM04S0A0S10 Standard Output Current vs Ambient Temperature and Air Velocity Vin 5V Vo 0 75V Either Orientation DNM04S0A0S10 Standard Output Cu...

Страница 15: ...erature C 50 100 150 200 250 300 60 0 120 180 240 2nd Ramp up temp 1 0 3 0 C sec Over 200 C 40 50sec Cooling down rate 3 C sec LEAD FREE SAC PROCESS RECOMMEND TEMP PROFILE Note All temperature refers...

Страница 16: ...DS_DNM04SMD10_07162008 16 MECHANICAL DRAWING SMD PACKAGE SIP PACKAGE OPTIONAL...

Страница 17: ...dc 10A 96 0 CONTACT www delta com tw dcdc USA Telephone East Coast 888 335 8201 West Coast 888 335 8208 Fax 978 656 3964 Email DCDC delta corp com Europe Phone 41 31 998 53 11 Fax 41 31 998 53 53 Emai...

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