MAX8566(2005) Просмотр технического описания (PDF) - Maxim Integrated
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MAX8566 Datasheet PDF : 21 Pages
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High-Efficiency, 10A, PWM
Internal-Switch Step-Down Regulator
Typical Operating Characteristics (continued)
(Typical values are at VIN = VDD = 3.3V, VOUT = 1.8V, RFREQ = 50kΩ, IOUT = 10A, and TA = +25°C.)
GAIN/PHASE OF THE VOLTAGE LOOP
MAX8566 toc12
147 kHz
0dB
GAIN
(10dB/div)
LOAD TRANSIENT (0 TO 5A)
MAX8566 toc13
VOUT
AC-COUPLED
(50mV/div)
0°
PHASE
(45°/div)
1
56°
10
100
1000
FREQUENCY (kHz)
FULL-LOAD SWITCHING WAVEFORMS
MAX8566 toc14
IL 12A
(2A/div) 10A
VOUT
(10mV/div)
3V
VLX
(2V/div)
0A
0V
t = 400ns/div
IOUT
(2A/div)
7A
(PEAK)
IIN
(5A/div) 0A
3.3V
VEN
(2V/div) 0V
1.8V
VOUT
(1V/div) 0V
5A
0
t = 10µs/div
STARTUP INTO 0.18Ω LOAD
(RLOAD = 0.18Ω)
MAX8566 toc15
t = 400µs
3V
VPWRGD
0V (2V/div)
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