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參數資料
| 型號： | MAX777LMJA |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Low-Voltage Input, 3V/3.3V/5V/ Adjustable Output, Step-Up DC-DC Converters |
| 中文描述： | 1 A SWITCHING REGULATOR, 150 kHz SWITCHING FREQ-MAX, CDIP8 |
| 封裝： | CERDIP-8 |
| 文件頁數： | 5/12頁 |
| 文件大?。?/td> | 117K |
| 代理商： | MAX777LMJA |
M
Low-Voltage Input, 3V /3.3V /5V /
Adjustable Output, S tep-Up DC-DC Converters
_______________________________________________________________________________________
5
A: I
OUT
, 200mA/div, 0mA to 200mA
B: V
OUT
, 50mV/div, AC COUPLED
MAX778L, V
OUT
= 3.3V, V
IN
= 2.5V
LOAD-TRANSIENT RESPONSE
A
B
2ms/div
_____________________________Typic al Operating Charac teristic s (c ontinued)
(Circuit of Figure 1, T
A
= +25°C, unless otherwise noted.)
A: V
IN
, 1V/div, 1.8V to 3.3V
B: V
OUT
, 100mV/div, AC-COUPLED, I
OUT
= 240mA
MAX778L, V
OUT
= 3.3V
LINE-TRANSIENT RESPONSE
A
B
2ms/div
A: SWITCH VOLTAGE (LX PIN), 2V/div
B: INDUCTOR CURRENT, 0.5A/div
C: OUTPUT VOLTAGE RIPPLE, 50mV/div, AC COUPLED
MAX777L, V
IN
= 1.5V, I
OUT
= 100mA
SWITCHING WAVEFORMS,
CONTINUOUS CONDUCTION
A
B
C
0mA
5
μ
s/div
A: SWITCH VOLTAGE (LX PIN),
B: INDUCTOR CURRENT, 0.5A/div
C: OUTPUT VOLTAGE RIPPLE, 50mV/div, AC COUPLED
MAX777L, V
IN
= 3V, I
OUT
= 70mA
SWITCHING WAVEFORMS,
DISCONTINUOUS CONDUCTION
A
B
C
2
μ
s/div
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