Datasheet

T
J
− Junction Temperature − °C
20
25
30
35
40
−50 −25 0 25 50 75 100 125 150
VIN = 12 V
R
DS(on)
− On Resistance − mΩ
T
J
− Junction Temperature − °C
15
18
21
24
27
30
−50 −25 0 25 50 75 100 125 150
VIN = 12 V
R
DS(on)
− On Resistance − mΩ
T
J
− Junction Temperature − °C
0.795
0.797
0.799
0.801
0.803
0.805
−50 −25 0 25 50 75 100 125 150
V
ref
− Voltage Resistance − V
T
J
− Junction Temperature − °C
470
475
480
485
490
−50 −25 0 25 50 75 100 125 150
RT = 100 kΩ
f
O
− Oscillator Frequency − kHz
I – ShutdownQuiescentCurrent – A
sd
m
N
μ
TPS54620
www.ti.com SLVS949C –MAY 2009– REVISED MAY 2011
TYPICAL CHARACTERISTICS
CHARACTERISTIC CURVES
HIGH-SIDE R
DS(on)
vs TEMPERATURE LOW-SIDE R
DS(on)
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.
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