Datasheet
Table Of Contents
- FEATURES
- APPLICATIONS
- DESCRIPTION
- ABSOLUTE MAXIMUM RATINGS
- DISSIPATION RATINGS
- RECOMMENDED OPERATING CONDITIONS
- ELECTRICAL CHARACTERISTICS
- DEVICE INFORMATION
- TYPICAL CHARACTERISTICS
- APPLICATION INFORMATION
- PWM Operations
- Adaptive On-Time Control and PWM Frequency
- Loop Compensation
- Ramp Signal
- Light Load Condition in Auto-Skip Operation
- Out-of-Audio™ Light-Load Operation
- Enable and Soft Start
- VREG5/VREG3 Linear Regulators
- VREG5 Switch Over
- VREG3 Switch Over
- Powergood
- Output Discharge Control
- Low-Side Driver
- High-Side Driver
- Current Protection
- Overvoltage and Undervoltage Protection
- UVLO Protection
- Thermal Shutdown
- External Parts Selection
- Layout Considerations
- Application Circuit
- Revision History

VIN SHUTDOWN CURRENT
vs
INPUT VOLTAGE
0
5
10
15
20
25
5 10 15 20 25
V
IN
- Input Voltage - V
I
VINSDN
- VIN Shutdown Current - mA
VIN SHUTDOWN CURRENT
vs
JUNCTION TEMPERATURE
0
5
10
15
20
25
-50 0 50 100 150
T
J
- Junction Temperature - °C
I
VINSDN
- VIN Shutdown Current - mA
VIN STANDBY CURRENT
vs
JUNCTION TEMPERATURE
0
50
100
150
200
250
-
50
0 50 100 150
T
J
- Junction Temperature - °C
I
VINSTBY
- VIN Standby Current - mA
VINSTANDBY CURRENT
vs
INPUTVOLTAGE
0
50
100
150
200
250
5 10 15 20 25
V
IN
-InputVoltage-V
I
VINSTBY
- VIN Standby Current -
nA
TPS51123
www.ti.com
SLUS890E –DECEMBER 2008–REVISED JANUARY 2013
TYPICAL CHARACTERISTICS (continued)
Figure 5. Figure 6.
Figure 7. Figure 8.
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