參數(shù)資料
型號: MAX730
廠商: Maxim Integrated Products, Inc.
元件分類: DC/DC變換器
英文描述: 5V, Step-Down, Current-Mode PWM DC-DC Converters
中文描述: 5V的,降壓,電流模式PWM DC - DC轉(zhuǎn)換
文件頁數(shù): 6/16頁
文件大?。?/td> 229K
代理商: MAX730
M
5V, S tep-Down,
Current-Mode PWM DC-DC Converters
6
_______________________________________________________________________________________
MAX738A/MAX744A
SWITCHING WAVEFORMS,
CONTINUOUS CONDITION
2
μ
s/div
A: SWITCH VOLTAGE (LX PIN), 5V/div, 0V TO+12V
B: INDUCTOR CURRENT, 200mA/div
C: OUTPUT VOLTAGE RIPPLE, 50mV/div, AC-COUPLED
COUT= 390
μ
F,
V+ = 12V, IOUT= 150
μ
A,
MAX738A/MAX744A
SWITCHING WAVEFORMS,
DISCONTINUOUS CONDITION
2
μ
s/div
A: SWITCH VOLTAGE (LX PIN), 5V/div, 0V TO+12V
B: INDUCTOR CURRENT, 200mA/div
C: OUTPUT VOLTAGE RIPPLE, 50mV/div, AC-COUPLED
COUT= 390
μ
F,
V+ = 12V, IOUT= 150
μ
A
12V
0V
200mA
0mA
A
B
C
0V
200mA
0mA
A
B
C
MAX730A LINE-TRANSIENT RESPONSE
100ms/div
A: VOUT, 50mV/div, DC-COUPLED
B: V+, 5V/div, 6.0V TO11.0V
IOUT= 300mA
MAX738A/MAX744A LINE-TRANSIENT RESPONSE
100ms/div
A: VOUT, 50mV/div, DC-COUPLED
B: V+, 5V/div, 10.2V TO16.0V
IOUT= 750mA
11V
6V
0V
A
B
16V
10.2V
A
B
____________________________Typic al Operating Charac teristic s (c ontinued)
(Circuit of Figure 3, T
A
= +25°C, unless otherwise noted.)
12V
0V
相關(guān)PDF資料
PDF描述
MAX738A 5V, Step-Down, Current-Mode PWM DC-DC Converters
MAX744A 5V, Step-Down, Current-Mode PWM DC-DC Converters
MAX738AEWE LJT 37C 37#22D SKT PLUG
MAX744AEWE Circular Connector; No. of Contacts:26; Series:MS27467; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:17; Circular Contact Gender:Pin; Circular Shell Style:Straight Plug; Insert Arrangement:17-26 RoHS Compliant: No
MAX738ACWE Replaced by SN54197 : 50/30/100-Mhz Presettable Decade OR Binary Counters/Latches 14-CFP -55 to 125
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