TPS54360
SLVSBB4C –AUGUST 2012–REVISED OCTOBER 2012
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TYPICAL CHARACTERISTICS (continued)
EN PIN CURRENT HYSTERESIS vs JUNCTION
TEMPERATURE
SWITCHING FREQUENCY vs FB
−2.5
−2.7
−2.9
−3.1
−3.3
−3.5
−3.7
−3.9
−4.1
−4.3
−4.5
100
75
50
25
0
VFB Falling
VFB Rising
VIN = 12 V
−50
−25
0
25
50
75
100
125
150
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
TJ − Junction Temperature (°C)
VFB (V)
G112
G013
Figure 13.
Figure 14.
SHUTDOWN SUPPLY CURRENT vs JUNCTION
TEMPERATURE
SHUTDOWN SUPPLY CURRENT vs INPUT VOLTAGE (VIN
)
3
2.5
2
3
VIN = 12 V
TJ = 25°C
2.5
2
1.5
1
1.5
1
0.5
0
0.5
0
−50
−25
0
25
50
75
100
125
150
0
10
20
30
40
50
60
TJ − Junction Temperature (°C)
VIN − Input Voltage (V)
G014
G015
Figure 15.
Figure 16.
VIN SUPPLY CURRENT vs JUNCTION TEMPERATURE
VIN SUPPLY CURRENT vs INPUT VOLTAGE
210
210
190
170
150
130
110
90
VIN = 12 V
TJ = 25°C
190
170
150
130
110
90
70
−50
70
−25
0
25
50
75
100
125
150
0
10
20
30
40
50
60
TJ − Junction Temperature (°C)
VIN − Input Voltage (V)
G016
G017
Figure 17.
Figure 18.
8
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