MAX639(1997) 查看數據表（PDF） - Maxim Integrated
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产品描述 (功能)
生产厂家
MAX639
(Rev.:1997)
(Rev.:1997)
Maxim Integrated
MAX639 Datasheet PDF : 12 Pages
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5V/3.3V/3V/Adjustable, High-Efficiency,
Low IQ, Step-Down DC-DC Converters
_____________________________Typical Operating Characteristics (continued)
(Circuit of Figure 3, internal feedback, L = 100µH, TA = +25°C, unless otherwise noted.)
MAX653
LOAD-TRANSIENT RESPONSE
MAX639
LOAD-TRANSIENT RESPONSE
A
B
1ms/div
A: ILOAD, 0mA TO 100mA, 50mA/div
B: VOUT, 100mV/div, AC COUPLED
VIN = 5V, VOUT = 3V
MAX653
LINE-TRANSIENT RESPONSE
A
B
1ms/div
A: ILOAD, 0mA TO 200mA, 100mA/div
B: VOUT, 100mV/div, AC COUPLED
VIN = 9V, VOUT = 5V
MAX639
LINE-TRANSIENT RESPONSE
A
B
10ms/div
A: VIN, 4V TO 8V, 2V/div
B: VOUT, 100mV/div
VOUT = 3V, ILOAD = 100mA
A
B
10ms/div
A: VIN, 6V TO 11.5V, 2V/div
B: VOUT, 100mV/div
VOUT = 5V, ILOAD = 100mA
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