參數(shù)資料
型號(hào): MAX8550
廠商: Maxim Integrated Products, Inc.
英文描述: Integrated DDR Power-Supply Solutions for Desktops. Notebooks. and Graphic Cards
中文描述: 集成DDR電源方案,適用于臺(tái)式機(jī)、筆記本電腦及圖形卡
文件頁(yè)數(shù): 5/14頁(yè)
文件大?。?/td> 296K
代理商: MAX8550
M
PWM Buc k Converters with Bypass FET
for N-CDMA/W-CDMA Handsets
_______________________________________________________________________________________
5
SUPPLY CURRENT
vs. SUPPLY VOLTAGE IN PWM MODE
M
SUPPLY VOLTAGE (V)
S
5.0
4.5
4.0
3.5
3.0
2.5
1
2
3
4
5
6
0
2.0
5.5
V
OUT
= 1.5V
V
OUT
= 0.4V
SKIP = BATT
SUPPLY CURRENT
vs. SUPPLY VOLTAGE IN NORMAL MODE
M
SUPPLY VOLTAGE (V)
S
μ
A
5.0
4.5
2.5
3.0
3.5
4.0
300
400
500
600
700
800
900
1000
200
2.0
5.5
V
OUT
= 1.5V
V
OUT
= 3.4V
SKIP = GND
V
OUT
= 0.4V
HEAVY-LOAD SWITCHING WAVEFORM
MAX8500 toc12
400ns/div
V
IN
= 3.6V, V
OUT
= 3.3V
LOAD = 10
V
LX
2V/div
V
AC-COUPLED
2mV/div
MEDIUM-LOAD SWITCHING WAVEFORM
MAX8500 toc13
400ns/div
V
IN
= 3.6V, V
OUT
= 1.5V
LOAD = 10
V
LX
2V/div
V
AC-COUPLED
5mV/div
LIGHT-LOAD SWITCHING WAVEFORM
IN PWM MODE
MAX8500 toc14
400ns/div
V
IN
= 3.6V, V
OUT
= 0.4V
LOAD = 10
V
LX
2V/div
V
OUT
AC-COUPLED
5mV/div
LIGHT-LOAD SWITCHING WAVEFORM
IN SKIP MODE
MAX8500 toc15
2
μ
s/div
V
= 3.6V, V
OUT
= 0.4V
LOAD = 10
V
2V/div
V
OUT
AC-COUPLED
20mV/div
Typic al Operating Charac teristic s (c ontinued)
(V
BATT
= 3.6V, T
A
= +25
°
C, unless otherwise noted.)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX8550AETI 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
MAX8550AETI+ 功能描述:電壓模式 PWM 控制器 Integrated DDR Power Supply Solution 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(kāi)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
MAX8550AETI+T 功能描述:電壓模式 PWM 控制器 Integrated DDR Power Supply Solution 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(kāi)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
MAX8550AETI-T 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
MAX8550ETI 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel