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TPS54821 датащи(PDF) 9 Page - Texas Instruments

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номер детали TPS54821
подробное описание детали  4.5 V to 17 V Input, 8 A Synchronous Step Down SWIFT??Converter With Hiccup
PDF  37 Pages
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производитель  TI1 [Texas Instruments]
домашняя страница  http://www.ti.com
Logo TI1 - Texas Instruments

TPS54821 датащи(HTML) 9 Page - Texas Instruments

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-25
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T - Junction Temperature - °C
J
80
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120
-50
-25
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T - Junction Temperature - °C
J
VSENSE Rising
VSENSE Falling
VSENSE Rising
VSENSE Falling
VIN = 12 V
11
12
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16
17
T = 125°C
J
T = 25°C
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T = -40°C
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3
6
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12
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V - Input Voltage - V
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70
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VIN = 12 V
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T - Junction Temperature - °C
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RT = 100 k ,
VIN = 12 V
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2.2
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T - Junction Temperature - °C
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TPS54821
www.ti.com
SLVSB14
– OCTOBER 2011
TYPICAL CHARACTERISTICS (continued)
SS/TR TO VSENSE OFFSET vs JUNCTION TEMPERATURE
PWRGD THRESHOLD vs JUNCTION TEMPERATURE
Figure 11.
Figure 12.
HIGH-SIDE CURRENT LIMIT THRESHOLD vs
MINIMUM CONTROLLABLE ON TIME vs
INPUT VOLTAGE
JUNCTION TEMPERATURE
Figure 13.
Figure 14.
MINIMUM CONTROLLABLE DUTY RATIO vs
BOOT-PH UVLO THRESHOLD vs JUNCTION
JUNCTION TEMPERATURE
TEMPERATURE
Figure 15.
Figure 16.
Copyright
© 2011, Texas Instruments Incorporated
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