LM20145

SNVS530E – OCTOBER 2007 – REVISED MARCH 2013

www.ti.com

TYPICAL PERFORMANCE CHARACTERISTICS (continued)

Unless otherwise specified: CIN = COUT = 100 µF, L = 1.5 µH (Coilcraft MSS1038), VIN = 5V, VOUT = 1.2V, RLOAD = 1.2Ω,

fSW = 500 kHz, TA = 25°C for efficiency curves, loop gain plots and waveforms, and TJ = 25°C for all others.

Feedback Pin Voltage

vs.

Load Regulation

Temperature

Figure 7.

Figure 8.

Switching Frequency

Switching Frequency

vs.

vs.

Temperature

RT

Figure 9.

Figure 10.

Quiescent Current

Shutdown Current

vs.

vs.

VIN (Not Switching)

Temperature

Figure 11.

Figure 12.

6

Submit Documentation Feedback

Copyright © 2007–2013, Texas Instruments Incorporated

Product Folder Links: LM20145