Datasheet

0.784
0.792
0.800
0.808
0.816
–50 –25 0 25 50 75 100 125 150
V – Voltage Reference – V
ref
T – Junction Temperature – °C
J
V = 12 V
IN
0
125
250
375
500
–50 –25 0 25 50 75 100 125 150
T – Junction Temperature – °C
J
r – Static Drain-Source On-State Resistance – m
DS(on)
W
V – V = 3 V
BOOT PH
V – V
BOOT PH
= 6 V
V = 12 V
IN
550
570
580
590
600
610
–50 –25 0 25 50 75 100 125 150
f – Switching Frequency – kHz
SW
560
T – Junction Temperature – °C
J
V = 12 V
R = 200 k
IN
T
W
0.7
0.8
0.9
1.1
–50 –25 0 25 50 75 100 125 150
Switch Current – A
T – Junction Temperature – °C
J
1
V = 12 V
IN
0
500
1000
1500
2000
2500
0 25 50 75 100 125 150 175 200
RT/CLK – Clock Setting Resistance – kW
f – Switching Frequency – kHz
SW
V = 12 V
T = 25°C
IN
J
0
100
200
300
400
500
200 300 400 500 600 700 800 900 1000 1100
RT/CLK – Clock Setting Resistance – kW
f – Switching Frequency – kHz
SW
1200
V = 12 V
T = 25°C
IN
J
TPS5401
www.ti.com SLVSAB0 –DECEMBER 2010
TYPICAL CHARACTERISTICS
ON-RESISTANCE vs JUNCTION TEMPERATURE VOLTAGE REFERENCE vs JUNCTION TEMPERATURE
Figure 1. Figure 2.
SWITCH-CURRENT LIMIT vs JUNCTION TEMPERATURE SWITCHING FREQUENCY vs JUNCTION TEMPERATURE
Figure 3. Figure 4.
SWITCHING FREQUENCY vs RT/CLK RESISTANCE SWITCHING FREQUENCY vs RT/CLK RESISTANCE
HIGH-FREQUENCY RANGE LOW-FREQUENCY RANGE
Figure 5. Figure 6.
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