MAX608ESA 데이터 시트보기 (PDF) - Maxim Integrated
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MAX608ESA Datasheet PDF : 12 Pages
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5V or Adjustable, Low-Voltage,
Step-Up DC-DC Controller
____________________________Typical Operating Characteristics (continued)
(TA = +25°C, unless otherwise noted.)
HEAVY-LOAD SWITCHING WAVEFORMS
(VOUT = 12V)
MEDIUM-LOAD SWITCHING WAVEFORMS
(VOUT = 12V)
VOUT
VOUT
A
0V
A
0V
ILIM
ILIM
B
B
0A
0A
C
C
2µs/div
VIN = 4V, IOUT = 490mA, VOUT = 12V
A = EXT VOLTAGE, 10V/div
B = INDUCTOR CURRENT, 1A/div
C = VOUT RIPPLE, 50mV/div, AC-COUPLED
LINE-TRANSIENT RESPONSE
(VOUT = 5V)
10µs/div
VIN = 4V, IOUT = 300mA, VOUT = 12V
A = EXT VOLTAGE, 10V/div
B = INDUCTOR CURRENT, 1A/div
C = VOUT RIPPLE, 50mV/div, AC-COUPLED
LOAD-TRANSIENT RESPONSE
(VOUT = 5V)
A
4.0V
500mA
A
2.7V
0A
B
5ms/div
IOUT = 500mA, VOUT = 5V
A = VIN, 2.7V TO 4.0V, 1V/div
B = VOUT RIPPLE, 100mV/div, AC-COUPLED
B
EXITING SHUTDOWN
2ms/div
VIN = 2V, VOUT = 5V
A = LOAD CURRENT, 0mA TO 500mA, 500mA/div
B = VOUT RIPPLE, 50mV/div, AC-COUPLED
A
0V
5V
B
0V
200µs/div
IOUT = 500mA, VIN = 3.5V
A = SHDN, 2V/div
B = VOUT, 2V/div
_______________________________________________________________________________________ 5
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