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參數(shù)資料
| 型號： | MAX1858AEEG |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Dual 180∑ Out-of-Phase Buck Controllers with Sequencing/Prebias Startup and POR |
| 中文描述： | DUAL SWITCHING CONTROLLER, 660 kHz SWITCHING FREQ-MAX, PDSO24 |
| 封裝： | 0.150 INCH, 0.25 INCH PITCH, MO-137AE, QSOP-24 |
| 文件頁數(shù)： | 5/22頁 |
| 文件大?。?/td> | 553K |
| 代理商： | MAX1858AEEG |
START AND STOP WAVEFORM
(MAX1875A/MAX1876A ONLY)
MAX1858A/75A/76A toc09
2ms/div
10V
EN
0V
V
1V/div
I
OUT1
= 300mA
0V
V
1V/div
I
OUT2
= 300mA
0V
PREBIAS STARTUP
M
Dual 180° Out-of-Phase Buck Controllers with
Sequencing/Prebias Startup and POR
_______________________________________________________________________________________
5
INPUT POWER REMOVAL
MAX1858A/75A/76A toc10
5ms/div
V
IN
10V/div
0V
V
1V/div
I
OUT1
= 300mA
0V
0V
V
OUT2
1V/div
I
OUT2
= 300mA
CKO OUTPUT WAVEFORM
MAX1858A/75A/76A toc14
400ns/div
V
OUT1
10mV/div
AC-COUPLED
5V
V
CK0
0V
V
LX1
0V
10V
SYNC = GND
CKO OUTPUT WAVEFORM
MAX1858A/75A/76A toc15
400ns/div
V
10mV/div
5V
V
CK0
0V
V
LX1
0V
10V
SYNC = V
L
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V
IN
= 12V, T
A
= +25
°
C, unless otherwise noted.)
SHORT-CIRCUIT CURRENT FOLDBACK
AND RECOVERY
MAX1858A/75A/76A toc16
4ms/div
I
OUT1
= 10A (5A/div)
V
OUT1
= 1.8V (1V/div)
V
OUT2
= 2.5V (1V/div)
I
OUT2
= 10A (5A/div)
V
OUT2
SHORT
RESET TIMEOUT
(MAX1858A/MAX1876A ONLY)
100ms/div, 5V/div
V
OUT1
0V
0V
0V
V
OUT2
0
EN
V
RST
OUT-OF-PHASE WAVEFORM
MAX1858A/75A/76A toc12
1
μ
s/div
V
20mV/div
V
20mV/div
12V
V
LX1
V
LX2
0V
12V
0V
EXTERNALLY SYNCHRONIZED
SWITCHING WAVEFORM
400ns/div
V
10mV/div
AC-COUPLED
5V
V
SYNC
5V
V
CK0
0V
0V
V
LX1
0V
10V
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1858AEEG+ | 功能描述:電壓模式 PWM 控制器 Dual 180 Out Buck Controllers 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 |
| MAX1858AEEG+T | 功能描述:電壓模式 PWM 控制器 Dual 180 Out Buck Controllers 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 |
| MAX1858AEEG-T | 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK |
| MAX1858EEG | 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK |
| MAX1858EEG+ | 功能描述:電壓模式 PWM 控制器 Dual 180 Out Buck Controllers 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 |
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