Datasheet
Table Of Contents
- FEATURES
- Applications
- DESCRIPTION
- Absolute Maximum Ratings
- Electrical Characteristics
- Typical Performance Characteristics
- Block Diagram
- Theory of Operation
- Application Hints
- SELECTING THE EXTERNAL CAPACITORS
- SELECTING THE OUTPUT CAPACITOR
- SELECTING THE INPUT CAPACITOR
- FEED-FORWARD COMPENSATION
- SELECTING DIODES
- LAYOUT HINTS
- SETTING THE OUTPUT VOLTAGE
- SWITCHING FREQUENCY
- DUTY CYCLE
- INDUCTANCE VALUE
- MAXIMUM SWITCH CURRENT
- CALCULATING LOAD CURRENT
- DESIGN PARAMETERS VSW AND ISW
- THERMAL CONSIDERATIONS
- MINIMUM INDUCTANCE
- INDUCTOR SUPPLIERS
- SHUTDOWN PIN OPERATION
- Application Hints
- Revision History

LM2733
www.ti.com
SNVS209E –NOVEMBER 2002–REVISED APRIL 2013
Typical Performance Characteristics (continued)
Unless otherwise specified: V
IN
= 5V, SHDN pin is tied to V
IN
.
Efficiency vs Load (V
OUT
= 20V) - "Y" Efficiency vs Load (V
OUT
= 25V) - "Y"
Figure 20. Figure 21.
Efficiency vs Load (V
OUT
= 30V) - "Y" Efficiency vs Load (V
OUT
= 35V) - "Y"
Figure 22. Figure 23.
Efficiency vs Load (V
OUT
= 40V) - "Y"
Figure 24.
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