TPS54360
www.ti.com
SLVSBB4C –AUGUST 2012–REVISED OCTOBER 2012
TYPICAL CHARACTERISTICS (continued)
SWITCHING FREQUENCY vs RT/CLK RESISTANCE
LOW FREQUENCY RANGE
EA TRANSCONDUCTANCE vs JUNCTION TEMPERATURE
500
2500
2000
1500
1000
500
VIN = 12 V
450
400
350
300
250
200
0
0
50
100
150
200
−50
−25
0
25
50
75
100
125
150
RT/CLK − Resistance (kΩ)
TJ − Junction Temperature (°C)
G007
G008
Figure 7.
Figure 8.
EA TRANSCONDUCTANCE DURING SOFT-START vs
JUNCTION TEMPERATURE
EN PIN VOLTAGE vs JUNCTION TEMPERATURE
1.3
120
VIN = 12 V
VIN = 12 V
1.29
1.28
1.27
1.26
1.25
1.24
1.23
1.22
1.21
1.2
1.19
1.18
1.17
1.16
1.15
110
100
90
80
70
60
50
40
30
20
−50
−25
0
25
50
75
100
125
150
−50
−25
0
25
50
75
100
125
150
TJ − Junction Temperature (°C)
TJ − Junction Temperature (°C)
G009
G010
Figure 9.
Figure 10.
EN PIN CURRENT vs JUNCTION TEMPERATURE
−0.5
EN PIN CURRENT vs JUNCTION TEMPERATURE
−4
VIN = 5 V,IEN = Threshold+50mV
VIN = 12 V,IEN = Threshold+50mV
−0.7
−0.9
−1.1
−1.3
−1.5
−1.7
−1.9
−2.1
−2.3
−2.5
−4.1
−4.2
−4.3
−4.4
−4.5
−4.6
−4.7
−4.8
−4.9
−5
−50
−25
0
25
50
75
100
125
150
−50
−25
0
25
50
75
100
125
150
Tj − Junction Temperature (°C)
TJ − Junction Temperature (°C)
G011
G012
Figure 11.
Figure 12.
Copyright © 2012, Texas Instruments Incorporated
Submit Documentation Feedback
7
Product Folder Links: TPS54360
TI [ TEXAS INSTRUMENTS ]
