SN6505A_15 Datasheet, PDF (6/30 Pages) Texas Instruments – SN6505 Low-Noise 1-A Transformer Drivers for Isolated Power Supplies

SN6505A, SN6505B
SLLSEP9A – SEPTEMBER 2015 – REVISED OCTOBER 2015
6.7 Typical Characteristics
6
5
4
3
2
V_CC = 3.3 V
V_CC = 5 V
1
25 125 225 325 425 525 625 725 825 925
Load Current (mA)
Figure 1. SN6505A + Wurth 750315240 Output Voltage vs
Load Current
6
5
4
3
2
V_CC = 3.3 V
V_CC = 5 V
1
25 125 225 325 425 525 625 725 825 925
Load Current (mA)
D007
Figure 3. SN6505B + Wurth 750315371 Output Voltage vs
Load Current
170
V_CC = 2.25 V
V_CC = 5.5 V
165
160
155
150
-75
-25
25
75
Temperature (GC)
125
D003
Figure 5. SN6505A Frequency vs Free-Air Temperature
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100
90
80
70
60
50
40
30
20
10
0
25
V_CC = 3.3 V
V_CC = 5 V
125 225 325 425 525 625 725 825 925
Load Current (mA)
D006
Figure 2. SN6505A + Wurth 750315240 Efficiency vs
Load Current
100
90
80
70
60
50
40
30
20
10
0
25
V_CC = 3.3 V
V_CC = 5 V
125 225 325 425 525 625 725 825 925
Load Current (mA)
D008
Figure 4. SN6505B + Wurth 750315371 Efficiency vs
Load Current
450
V_CC = 2.25 V
V_CC = 5.5 V
440
430
420
410
400
-75
-25
25
75
Temperature (GC)
125
D004
Figure 6. SN6505B Frequency vs Free-Air Temperature
6
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