TPS54560B-Q1 Datasheet, PDF (8/45 Pages) Texas Instruments – 4.5 V to 60 V Input, 5 A, Step Down DC-DC Converter with Eco-mode

TPS54560B-Q1
SLVSDP8 – FEBRUARY 2017
Typical Characteristics (continued)
±3.5
±3.7
±3.9
±4.1
±4.3
±4.5
±4.7
±4.9
±5.1
±5.3
±5.5
±50 ±25 0
25 50 75 100 125 150
T_J - Junction Temperature (ƒC)
C035
V_IN = 12 V
I_EN = Threshold +50 mV
Figure 11. EN Terminal Current vs Junction Temperature
±2.5
±2.7
±2.9
±3.1
±3.3
±3.5
±3.7
±3.9
±4.1
±4.3
±4.5
±50 ±25 0
25 50 75 100 125 150
T_J - Junction Temperature (ƒC)
C037
V_IN = 12 V
Figure 13. EN Terminal Current Hysteresis vs Junction
Temperature
3
2.5
2
1.5
1
0.5
0
±50 ±25 0
25 50 75 100 125 150
T_J - Junction Temperature (ƒC)
C039
V_IN = 12 V
Figure 15. Shutdown Supply Current vs Junction
Temperature
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±0.5
±0.7
±0.9
±1.1
±1.3
±1.5
±1.7
±1.9
±2.1
±2.3
±2.5
±50 ±25 0
25 50 75 100 125 150
T_J - Junction Temperature (ƒC)
C036
V_IN = 12 V
I_EN = Threshold –50 mV
Figure 12. EN Terminal Current vs Junction Temperature
100
V_SS_ENe_Sr_EieFsa2lling
V_SS_ENe_Sr_EieRs4ising
75
50
25
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
V_SENSE (V)
C038
Figure 14. Switching Frequency vs V_SENSE
3
2.5
2
1.5
1
0.5
0
0
10
20
30
40
50
60
V_IN - Input Voltage (V)
C040
T_A = 25°C
Figure 16. Shutdown Supply Current vs Input Voltage (V_IN)
8
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