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TPS23754PWPR Datasheet(PDF) 14 Page - Texas Instruments

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Part # TPS23754PWPR
Description  High Power/High Efficiency PoE Interface and DC/DC Controller
PDF  41 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS23754PWPR Datasheet(HTML) 14 Page - Texas Instruments

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Programmed Resistance (106 / RFRS) − Ω−1
0
200
400
600
800
1000
1200
0
10
20
30
40
50
60
G008
Ideal
Typical
TJ -Junction Temperature- °C
70
71
72
73
74
75
76
77
78
79
−40
−20
0
20
40
60
80
100
120
G009
RFRS =17.3k (937kHz)
W
RFRS =34.6k (484kHz)
W
RFRS =69.8k (245kHz)
W
RFRS =21.5k (766kHz)
W
RFRS =347k (50kHz)
W
RFRS =26.7k (623kHz)
W
TJ − Junction Temperature − °C
149
150
151
152
153
154
155
−40
−20
0
20
40
60
80
100
120
G010
TJ − Junction Temperature − °C
30
35
40
45
50
−40
−20
0
20
40
60
80
100
120
G011
TPS23754
TPS23754-1
TPS23756
SLVS885D – OCTOBER 2008 – REVISED DECEMBER 2009
www.ti.com
TYPICAL CHARACTERISTICS (continued)
SWITCHING FREQUENCY
MAXIMUM DUTY CYCLE
vs
vs
PROGRAM CONDUCTANCE
TEMPERATURE
Figure 13.
Figure 14.
CURRENT SLOPE COMPENSATION VOLTAGE
CURRENT SLOPE COMPENSATION CURRENT
vs
vs
TEMPERATURE
TEMPERATURE
Figure 15.
Figure 16.
14
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Copyright © 2008–2009, Texas Instruments Incorporated



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