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| TPS62730_15 Datasheet, PDF (7/27 Pages) Texas Instruments – TPS6273x Step-Down Converter With Bypass Mode for Ultra Low-Power Wireless Applications | |||
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8.6 Typical Characteristics
TPS62730, TPS62732, TPS62733
SLVSAC3D â MAY 2011 â REVISED DECEMBER 2014
1k
TA = 85°C
TA = 70°C
35
TA = 60°C TA = 70°C
TA = 85°C
30
TA = 50°C
25
TA = 60°C
100
TA = 25°C
TA = 50°C
TA = -40°C
10
1.9 2.1 2.3 2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9
VIN - Input Voltage - V
Figure 1. Shutdown Current Bypass Mode vs Input Voltage
4
TA = 85°C
3.5
TA = 70°C
TA = 60°C
3
TA = 50°C
TA = 25°C
2.5
2
TA = 0°C
1.5
TA = -20°C
TA = -40°C
1
20
15
TA = 25°C
TA = -20°C TA = -40°C
TA = 0°C
10
5
0
1.9 2.1 2.3 2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9
VIN - Input Voltage - V
Figure 2. Operating Quiescent Current vs Input Voltage
1.6
TA = 85°C
1.4
TA = 70°C
TA = 60°C
1.2
TA = 50°C
TA = 25°C
1
TA = 0°C
0.8
0.6 TA = -20°C
0.4
TA = -40°C
0.5
0.2
0
1.9 2.1 2.3 2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9
VIN - Input Voltage - V
Figure 3. rDS(ON) Bypass vs Input Voltage
0
1.9 2.1 2.3 2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9
VIN - Input Voltage - V
Figure 4. rDS(ON) PMOS vs Input Voltage
0.7
TA = 85°C
0.6
TA = 70°C
TA = 60°C
0.5
TA = 50°C
TA = 25°C
0.4
0.3 TA = 0°C
TA = -20°C
0.2
TA = -40°C
0.1
0
1.9 2.1 2.3 2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9
VIN - Input Voltage - V
Figure 5. rDS(ON) NMOS vs Input Voltage
Copyright © 2011â2014, Texas Instruments Incorporated
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Product Folder Links: TPS62730 TPS62732 TPS62733
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