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參數資料
| 型號： | FAN4855 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | 500mA High Efficiency Boost Regulator with Adjustable Output, Shutdown and Low Battery Detect |
| 中文描述： | 500mA的高效率升壓可調輸出，關機和低電池檢測穩壓器 |
| 文件頁數： | 5/13頁 |
| 文件大小： | 148K |
| 代理商： | FAN4855 |
FAN4855
PRODUCT SPECIFICATION
REV. 1.0.0 3/17/04
5
Typical Operating Characteristics
(L = 10μH, C
IN
= 47μF, C
OUT
= 47μF/1.0μF, T = 25°C)
Load Current vs. Start-Up Voltage
(Resistive Load)
Input Voltage, V
L
Efficiency vs. Load Current
Vout = 3.3V
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
90.0
100.0
0.1
1
10
100
1000
Output Current, mA
E
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
90.0
100.0
0.1
1
10
100
1000
Output Current, mA
E
Efficiency vs. Load Current
Vout = 5V
SHDN Threshold Voltage
Input Voltage, V
S
Vin=2.0V
Vin=3V
Vin=1.5V
Vin=3V
Vin=2.0V
Vin=1.5V
0
1.5
100
200
300
400
500
600
2
2.5
3
3.5
4
V
OUT
= 5V
V
OUT
= 3.3V
0.5
0.7
0.9
1.1
1.3
1.5
1.7
1.9
2.1
2.3
1.5
2
2.5
3
3.5
4
4.5
Starting Up and Turning Off
V
OUT
= 3.3V, Iloads = 10mA to 50mA
Input Voltage, V
O
Starting Up and Turning Off
V
OUT
= 5V, Iloads = 10mA to 50mA
O
0
0.5
1
1.5
2
2.5
3
3.5
4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
Input Voltage, V
0.6
0.8
1.0
1.2
1.4
1.6
1.8
START UP
START UP
TURN OFF:
Iload=50mA
TURN OFF:
Iload=50mA
Iload=10mA
Iload=10mA
Iload=10mA to 50mA
1
0
2
3
4
5
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相關代理商/技術參數 |
參數描述 |
|---|---|
| FAN4855MTC | 功能描述:直流/直流開關調節器 Adj 2-Cell Boost RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| FAN4855MTCX | 功能描述:直流/直流開關調節器 Adj 2-Cell Boost RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| FAN4855MTCX | 制造商:Fairchild Semiconductor Corporation 功能描述:DC/DC Converter IC |
| FAN4855MU | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:500mA High Efficiency Boost Regulator with Adjustable Output, Shutdown and Low Battery Detect |
| FAN4855MUX | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:500mA High Efficiency Boost Regulator with Adjustable Output, Shutdown and Low Battery Detect |
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