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參數(shù)資料
| 型號(hào)： | MAX1687ESA |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Step-Up DC-DC Converters with Precise, Adaptive Current Limit for GSM |
| 中文描述： | 0.9 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | SOP-8 |
| 文件頁數(shù)： | 5/12頁 |
| 文件大?。?/td> | 210K |
| 代理商： | MAX1687ESA |
M
S tep-Up DC-DC Converters with
Prec ise, Adaptive Current Limit for GS M
_______________________________________________________________________________________
5
Typic al Operating Charac teristic s (c ontinued)
(
V
IN
= +3.3V, V
OUT
= 5V, V
LIM
= 1V, Figures 6b and 7, T
A
= +25°C, unless otherwise noted.
)
500mA/div
500mA/div
200mV/div
V
OUT
1ms/div
I
LX
I
LOAD
MAX1688
SWITCHING WAVEFORMS
(GSM PULSED LOAD 1A, R
CHG
= 40.2k
)
MAX1687/88 toc11
R
CHL
= 40.2k
, L = 10
μ
H
200mA/div
0A
V
LIM
= 1V
V
LIM
= 0
2
μ
s/div
I
LX
I
LX
INDUCTOR CURRENT
MAX1687/88 toc13
200mA/div
1V/div
I
BATTERY
V
ON
10
μ
s/div
MAX1687/88 toc15
V
ON
vs. BATTERY CURRENT
2V/div
1V/div
V
ON
V
OUT
5ms/div
MAX1687/88 toc14
POWER-UP WAVEFORM
(R
LOAD
= 15
C
OUT
= 2000
F)
500mA/div
500mA/div
200mV/div
V
OUT
1ms/div
I
LX
I
LOAD
MAX1688
SWITCHING WAVEFORMS
(GSM PULSED LOAD 1A, R
CHG
= 18k
)
MAX1687/88 toc12
R
CHG
= 18k
, L = 10
μ
H
500mA/div
100mV/div
V
OUT
500
μ
s/div
I
LX
SWITCHING WAVEFORMS
(FIXED I
LOAD
= 300mA)
MAX1687/88 toc10a
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| MAX1688EUE | Step-Up DC-DC Converters with Precise, Adaptive Current Limit for GSM |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1687ESA+ | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 StepUp w/Prec Adapt Crnt Limit for GSM RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| MAX1687ESA+T | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 StepUp w/Prec Adapt Crnt Limit for GSM RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| MAX1687ESA-T | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 StepUp w/Prec Adapt Crnt Limit for GSM RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| MAX1687EUE | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 StepUp w/Prec Adapt Crnt Limit for GSM RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| MAX1687EUE+ | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 StepUp w/Prec Adapt Crnt Limit for GSM RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
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