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參數(shù)資料
| 型號： | MAX1809EEE |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 3A, 1MHz, DDR Memory Termination Supply |
| 中文描述： | 4.7 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | QSOP-16 |
| 文件頁數(shù)： | 3/17頁 |
| 文件大?。?/td> | 803K |
| 代理商： | MAX1809EEE |
M
3A, 1MHz, DDR Memory Termination Supply
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS
(V
IN
= V
CC
= 3.3V, V
EXTREF
= 1.1V,
T
A
= -40
°
C to +85
°
C
, unless otherwise noted.) (Note 4)
Note 2:
The output voltage will have a DC-regulation level lower than the feedback error comparator threshold by 50% of the ripple.
Note 3:
Recommended operating frequency, not production tested.
Note 4:
Specifications from 0
°
C to -40
°
C are guaranteed by design, not production tested.
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= V
CC
= 3.3V, V
EXTREF
= 1.1V,
T
A
= 0
°
C to +85
°
C
, unless otherwise noted. Typical values are at T
A
= +25
°
C.)
PARAMETER
SYMBOL
I
SS
I
SS
CONDITIONS
MIN
4
1
-1
TYP
5
50
MAX
6
UNITS
μA
mA
μA
SS Source Current
SS Sink Current
SHDN
Input Current
V
SS
= 1V
V
SHDN
= 0, V
CC
+1
0.8
V
IL
V
IH
SHDN
Logic Levels
2
V
Maximum Output RMS Current
I
OUT(RMS)
3.1
A
RMS
PARAMETER
SYMBOL
V
IN
, V
CC
CONDITIONS
MIN
3.0
TYP
MAX
5.5
UNITS
V
Input Voltage
Feedback Voltage Accuracy
(V
FB
- V
EXTREF
)
V
IN
= V
CC
= 3V to 5.5V, I
LOAD
= 0,
V
EXTREF
= 1.25V
-24
+24
mV
External Reference Voltage
Range
V
EXTREF
V
IN
= V
CC
= 3 V to 5.5V
V
REF
-
0.01V
V
IN
-
1.9V
V
Reference Voltage
V
REF
1.067
1.133
200
250
150
200
4.9
300
1.15
V
V
IN
= 4.5V
V
IN
= 3V
V
IN
= 4.5V
V
IN
= 3V
PMOS Switch
On-Resistance
R
PMOS
I
LX
= 0.5A
m
NMOS Switch
On-Resistance
R
NMOS
I
LX
= 0.5A
m
Current-Limit Threshold
FB Input Bias Current
Off-Time
I
LIMIT
I
FB
t
OFF
V
IN
> V
LX
V
FB
= V
EXTREF
+ 0.1V
R
TOFF
= 110k
3.3
A
nA
μs
0.85
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1809EEE+ | 功能描述:電壓模式 PWM 控制器 3A 1MHz DDR Memory Termination Supply RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓撲結構:Buck 輸出電壓:34 V 輸出電流: 開關頻率: 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 |
| MAX1809EEE+T | 功能描述:電壓模式 PWM 控制器 3A 1MHz DDR Memory Termination Supply RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓撲結構:Buck 輸出電壓:34 V 輸出電流: 開關頻率: 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 |
| MAX1809EEE-T | 功能描述:直流/直流開關轉換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率: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 安裝風格:SMD/SMT |
| MAX1809EGI | 功能描述:直流/直流開關轉換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率: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 安裝風格:SMD/SMT |
| MAX1809EGI+ | 制造商:Maxim Integrated Products 功能描述:- Rail/Tube |
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