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): 4/12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
4
_______________________________________________________________________________________
_____________________________
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.
)
300
450
400
350
500
550
600
650
700
750
800
100
200
V
OUT
DROOP (mV)
150
250
300
350
400
MAX1688
I
PEAK
vs. V
OUT
DROOP
M
I
P
R
CHG
= 40.2k
0
800
700
600
500
400
300
200
100
15
20
25
R
CHG
(k
)
30
35
40
MAX1688 PEAK INDUCTOR CURRENT
vs. R
CHG
(1A GSM LOAD)
M
P
0
100
200
300
400
500
600
700
800
15
20
25
R
CHG
(k
)
30
35
40
MAX1688 PEAK BATTERY CURRENT
vs. R
CHG
(1A GSM LOAD)
M
P
1.5
2.5
2.0
3.5
3.0
4.0
4.5
-40
20
40
-20
0
60
80
100
TEMPERATURE (°C)
S
NO-LOAD BATTERY INPUT CURRENT vs.
TEMPERATURE (V
OUT
= 5V, V
LIM
= 1V )
M
V
IN
= 5V
V
IN
= 3.3V
V
IN
= 2.7V
V
IN
= 6V
REFERENCE VOLTAGE vs. REFERENCE
CURRENT (V
IN
= 3.3V, V
OUT
= 5V)
M
I
REF
(
μ
A)
V
R
1.245
1.200
1
1000
100
10
1.215
1.210
1.205
1.235
1.230
1.225
1.250
1.220
1.240
1.245
1.247
1.249
1.251
1.253
TEMPERATURE (°C)
R
-40
20
40
-20
0
60
80
100
REFERENCE VOLTAGE vs. TEMPERATURE
(V
IN
= 3.3V, V
OUT
= 5V)
M
1200
0
1
10
100
SWITCHING FREQUENCY vs. INDUCTANCE
(V
IN
= 3.3V, V
OUT
= 5V,
I
LOAD
= 100mA, V
LIM
= 1V)
200
M
INDUCTANCE (
μ
H)
F
600
400
1000
800
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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