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TPS54521 Scheda tecnica(PDF) 8 Page - Texas Instruments

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Il numero della parte TPS54521
Spiegazioni elettronici  4.5V to 17V Input, 5A Synchronous Step Down Converter
PDF  41 Pages
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Produttore elettronici  TI1 [Texas Instruments]
Homepage  http://www.ti.com
Logo TI1 - Texas Instruments

TPS54521 Scheda tecnica(HTML) 8 Page - Texas Instruments

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En = 0 V
T = - 40 C
j
°
T = 25 C
j
°
T = 125 C
j
°
T – Junction Temperature – C
J
°
40
50
60
70
80
–50
–25
0
25
50
75
100
125
VIN = 12 V
EN = 1.3 V
T – Junction Temperature – C
J
°
0.795
0.797
0.799
0.801
0.803
–50
–25
0
25
50
75
100
125
0.805
T – Junction Temperature – C
J
°
470
475
480
485
490
–50
–25
0
25
50
75
100
125
495
500
RT = 100 k
T – Junction Temperature – C
J
°
VIN = 12 V
40
50
60
70
80
–50
–25
0
25
50
75
100
125
T – Junction Temperature – C
J
°
35
45
55
65
75
–50
–25
0
25
50
75
100
125
VIN = 12 V
TPS54521
SLVS981C – JUNE 2010 – REVISED AUGUST 2013
www.ti.com
TYPICAL CHARACTERISTICS
CHARACTERISTIC CURVES
HIGH-SIDE Rdson vs TEMPERATURE
LOW-SIDE Rdson vs TEMPERATURE
Figure 1.
Figure 2.
VOLTAGE REFERENCE vs TEMPERATURE
OSCILLATOR FREQUENCY vs TEMPERATURE
Figure 3.
Figure 4.
SHUTDOWN QUIESCENT CURRENT vs
INPUT VOLTAGE
EN PIN HYSTERESIS CURRENT vs TEMPERATURE
Figure 5.
Figure 6.
8
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