參數(shù)資料
型號： MAX877
廠商： Maxim Integrated Products, Inc.
元件分類： DC/DC變換器
英文描述： Adjustable-Output, DC-DC Converters(3.3V/3V輸出,1.8V~6V輸入,步升/步降DC-DC變換器)
中文描述： 可調(diào)輸出，DC - DC轉(zhuǎn)換（3.3V/3V輸出，電壓為1.8V?6V的輸入，步升/步降型DC - DC變換器）
文件頁數(shù)： 5/12頁
文件大小： 152K
代理商： MAX877
M
5V /3.3V /3V /Adjustable-Output,
S tep-Up/S tep-Down DC-DC Converters
_______________________________________________________________________________________
5
A: SWITCH VOLTAGE (LX PIN), 2V/div
B: INDUCTOR CURRENT, 0.5A/div
C: OUTPUT VOLTAGE RIPPLE, 50mV/div
MAX877, 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
MAX877, V
IN
= 3V, I
OUT
= 70mA
SWITCHING WAVEFORMS—
DISCONTINUOUS CONDUCTION
A
B
0mA
C
2
μ
s/div
A: SWITCH VOLTAGE (LX PIN),
B: INDUCTOR CURRENT, 0.5A/div
C: OUTPUT VOLTAGE RIPPLE, 50mV/div
MAX878, V
IN
= 6.0V, V
OUT
= 5.0V, I
OUT
= 210mA
STEP-DOWN CONVERSION
A
B
0mA
C
5
μ
s/div
A: SHDN, 2V/div
B: V
OUT
, 1V/div
V
OUT
= 3V
MAX878
START-UP TIME
GND
GND
10ms/div
A
B
A: INPUT VOLTAGE, 2V/div, 2V to 6V
B: OUTPUT VOLTAGE, 50mV/div
MAX878, I
OUT
= 100mA, V
OUT
= 3.3V
STEP-UP/STEP-DOWN
OPERATION
A
B
20ms/div
GND
____________________________Typic al Operating Charac teristic s (c ontinued)
(Circuit of Figure 4, T
A
= +25°C, unless otherwise noted.)
相關(guān)PDF資料
PDF描述
MAX878 Adjustable-Output, DC-DC Converters(3.3V/3V輸出,1.8V~6V輸入,步升/步降DC-DC變換器)
MAX879 Adjustable-Output, DC-DC Converters(3.3V/3V輸出,1.8V~6V輸入,步升/步降DC-DC變換器)
MAX883 5V or Adjustable, Low-Dropout, Low IQ, 200mA Linear Regulators(5V/可調(diào),250mA,具有關(guān)閉方式的,P型溝道低壓差線性穩(wěn)壓器)
MAX882 3.3V or Adjustable, Low-Dropout, Low IQ, 200mA Linear Regulators(3.3V/可調(diào),250mA,具有維持方式,P溝道低壓差線性穩(wěn)壓器)
MAX8862 Low-Cost, Low-Dropout, Dual Linear Regulator
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX8770GTL+ 功能描述:電壓模式 PWM 控制器 Power Supply Controller RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
MAX8770GTL+T 功能描述:電流和電力監(jiān)控器、調(diào)節(jié)器 Power Supply Controller RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Current Regulators 電源電壓-最大:48 V 電源電壓-最小:5.5 V 工作溫度范圍:- 40 C to + 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HPSO-8 封裝:Reel
MAX8770GTL+TG51 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
MAX8771EVKIT 制造商:Maxim Integrated Products 功能描述:IMPVP 6 CORE SUPPLIES - Rail/Tube
MAX8771GTL+ 制造商:Maxim Integrated Products 功能描述:IMPVP 6 CORE SUPPLIES 制造商:Maxim Integrated Products 功能描述:POWER SUPPLY CONTROLLER FOR NOTEBOOK CPU - Rail/Tube 制造商:Maxim Integrated Products 功能描述:Switching Controllers IMVP6+ Multi-Phase PWM Controller
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