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| LMZ10503 Datasheet, PDF (8/28 Pages) National Semiconductor (TI) – 3A SIMPLE SWITCHER® Power Module with 5.5V Maximum Input Voltage | |||
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LMZ10503
SNVS641H â JANUARY 2010 â REVISED APRIL 2013
www.ti.com
Typical Performance Characteristics (continued)
Unless otherwise specified, the following conditions apply: VIN = VEN = 5.0V, CIN is 47 µF 10V X5R ceramic capacitor; TAMBIENT
= 25°C for efficiency curves and waveforms.
Current Derating
VIN = 5V, θJA = 20°C / W
Current Derating
VIN = 3.3V, θJA = 20°C / W
Figure 16.
Radiated Emissions (EN55022, Class B)
VIN = 5V, VOUT = 2.5V, IOUT = 3A
Evaluation board
Figure 17.
Startup
VOUT = 2.5V, IOUT = 0A
Figure 18.
Pre-biased Startup
VOUT = 2.5V, IOUT = 0A
Figure 19.
Figure 20.
8
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