參數(shù)資料
型號: MAX8525
廠商: Maxim Integrated Products, Inc.
英文描述: 2- to 8-Phase VRM 10/9.1 PWM Controllers with Precise Current Sharing and Fast Voltage Positioning
中文描述: 2至8相VRM 10/9.1 PWM控制器,提供精密的電流分配和快速電壓定位
文件頁數(shù): 5/14頁
文件大?。?/td> 296K
代理商: MAX8525
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
MAX8525EEI 功能描述:電流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14
MAX8525EEI+ 功能描述:電流型 PWM 控制器 2 to 8-Phase VRM 9.1 PWM Controller RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14
MAX8525EEI+T 功能描述:電流型 PWM 控制器 2 to 8-Phase VRM 9.1 PWM Controller RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14
MAX8525EEI-T 功能描述:電流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14
MAX8525EVKIT 功能描述:電流型 PWM 控制器 MAX8525 EVAL KIT RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14