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| MIC28511 Datasheet, PDF (15/34 Pages) Microchip Technology – 60VIN, 3A Synchronous Buck Regulator | |||
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MIC28511
VOUT
(2V/div)
VIN = 12V
V = 5V
OUT
IOUT = 3A TO SHORT
IL
(2A/div)
Time (100μs/div)
FIGURE 2-49:
Output Recovery from
Short-Circuit (Zoomed-In Version).
V
OUT
(2V/div)
VIN = 12V
VOUT = 5V
IOUT = 1A
VSW
(5V/div)
Time (4.0ms/div)
FIGURE 2-50:
Output Recovery from
Thermal Shutdown.
VOUT
(10mV/div)
(AC-COUPLED)
VSW
(10V/div)
IL
(2V/div)
VIN = 12V
VOUT = 5V
IOUT = 3A
Time (1.0μs/div)
FIGURE 2-51:
MIC28511-2 Switching
Waveforms, IOUT = 3A.
VOUT
(10mV/div)
(AC-COUPLED)
VIN = 12V, VOUT = 5V, IOUT = 0A
VSW
(10V/div)
IL
(2V/div)
Time (1.0μs/div)
FIGURE 2-52:
MIC28511-2 Switching
Waveforms, IOUT = 0A.
VOUT
(50mV/div)
(AC-COUPLED)
VIN = 12V, VOUT = 5V, IOUT = 0A
VSW
(10V/div)
IL
(1V/div)
Time (400μs/div)
FIGURE 2-53:
MIC28511-1 Switching
Waveforms, IOUT = 0A.
VOUT
(20mV/div)
(AC-COUPLED)
VSW
(10V/div)
I
L
(2V/div)
VIN = 12V
VOUT = 5V
IOUT = 3A
Time (1μs/div)
FIGURE 2-54:
MIC28511-1 Switching
Waveforms, IOUT = 3A.
ï£ 2016 Microchip Technology Inc.
DS20005520A-page 15
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