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參數(shù)資料
| 型號： | MAX1817EUB |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Replaced by TMS320VC5506 : Digital Signal Processors 132-BQFP -40 to 85 |
| 中文描述： | 1.05 A SWITCHING REGULATOR, 500 kHz SWITCHING FREQ-MAX, PDSO10 |
| 封裝： | UMAX-10 |
| 文件頁數(shù)： | 2/12頁 |
| 文件大小： | 403K |
| 代理商： | MAX1817EUB |
M
Compact, High-Efficiency, Dual-Output
Step-Up DC-DC Converter
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
OUT to GND.............................................................-0.3V to +6V
ON, ONLCD, FB, FBLCD, LX to GND ......-0.3V to (V
OUT
+ 0.3V)
LXLCD to GND.......................................................-0.3V to +30V
AGND to GND.......................................................-0.3V to +0.3V
Continuous Power Dissipation (T
A
= +70
°
C)
10-Pin μMAX (derate 5.6mW/
°
C above +70
°
C)...........444mW
LXLCD, LX Maximum Current ........................................0.5A
RMS
ELECTRICAL CHARACTERISTICS
(V
ON
= V
ONLCD
= V
OUT
= +3.3V, FB = GND,
T
A
= 0°C to +85°C
, unless otherwise noted. Typical values are at T
A
= +25
°
C.)
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
Operating Temperature Range ...........................-40
°
C to +85
°
C
Junction Temperature......................................................+150
°
C
Storage Temperature Range.............................-65
°
C to +150
°
C
Lead Temperature (soldering, 10s).................................+300
°
C
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
GENERAL
Input Voltage Range
1.5
5.5
V
R
LOAD
= 35
R
LOAD
=
∞
,
V
FB
= 1.35V
V
FB
= V
FBLCD
= 1.35V,
V
ONLCD
= 0
V
FB
= V
FBLCD
= 1.35V
V
ON
= V
ONLCD
= 0
1.5
1.2
Startup Voltage
1.55
V
Quiescent Current from OUT
(Main Only)
5
10
μA
Quiescent Current from OUT
Shutdown Quiescent Current
MAIN OUTPUT
15
0.1
30
1
μA
μA
V
OUT
rising, V
FB
= 1.35V
V
OUT
falling, V
FB
= 1.35V
V
FB
≤
45mV
2.2
2.15
3.3
2.4
OUT Undervoltage Lockout
1.95
3.14
V
Fixed-Mode Output Voltage
3.47
V
Adjustable-Mode FB Regulation
Voltage
1.20
1.25
1.30
V
FB Input Bias Current
FB Dual Mode
TM
Threshold
V
FB
= 1.35V
50
105
nA
mV
45
75
Output Voltage Adjustment
Range
2.5
5.5
V
Maximum LX On-Time
V
FB
= 0.5V
2.4
5
7.5
μs
Zero Crossing Comparator
Threshold (V
LX
- V
OUT
)
0
20
40
mV
Zero Crossing Comparator
Backup Timer
V
FB
= +0.5V
22
45
70
μs
Line Regulation
I
OUT
= 100mA,
V
IN
= +2V to +3V
1.6
%
Load Regulation
V
IN
= +2.5V,
I
LOAD
= 10mA to 100mA
V
OUT
= 3.3V, I
LX
= 100mA
1.6
%
LX On-Resistance
LX Current Limit
0.35
0.75
0.65
1.05
A
0.5
Dual Mode is a trademark of Maxim Integrated Products.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1817EUB+ | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Dual-Output Step-Up DC/DC Converter 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 |
| MAX1817EUB+T | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Dual-Output Step-Up DC/DC Converter 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 |
| MAX1817EUB-T | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Dual-Output Step-Up DC/DC Converter 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 |
| MAX1817EVKIT | 制造商:Maxim Integrated Products 功能描述:COMPACT, HIGH-EFFICIENCY, DUAL-OUTPUT STEP-UP - Bulk |
| MAX1818ESA20 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
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