LMZ10503EXT datasheet(8/36 Pages) TI

部件名	LMZ10503EXT

功能描述	3A SIMPLE SWITCHER Power Module With 5.5-V Maximum Input Voltage for Demanding and Rugged Applications

PDF	36 Pages

Scroll/Zoom	100%

制造商	TI [Texas Instruments]

网页	http://www.ti.com

标志

8 / 36 page

LMZ10503EXT

SNVS668H – JUNE 2010 – REVISED SEPTEMBER 2015

www.ti.com

Typical Characteristics (continued)

Unless otherwise specified, the following conditions apply: VIN = VEN = 5 V, CIN is 47-µF 10-V X5R ceramic capacitor;

TA = 25°C for efficiency curves and waveforms.

VIN = 5 V, RθJA = 20°C/W

VIN = 3.3 V, RθJA = 20°C/W

Figure 7. Current Derating

Figure 8. Current Derating

VOUT = 2.5 V, IOUT = 0 A

VIN = 5 V, VOUT = 2.5 V, IOUT = 3 A Evaluation Board

Figure 9. Radiated Emissions (EN55022, Class B)

Figure 10. Start-Up

VOUT = 2.5 V, IOUT = 0 A

VIN = 3.3 V, VOUT = 2.5 V, IOUT = 0.3-A to 2.7-A to 0.3-A step

20-MHz Bandwidth Limited

Refer to Table 5 for BOM, includes optional components

Figure 12. Load Transient Response

Figure 11. Prebiased Start-Up

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