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參數(shù)資料
| 型號(hào)： | FAN1581DX |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | 5A Adjustable/Fixed Ultra Low Dropout Linear Regulator |
| 中文描述： | 1.237 V-5.7 V ADJUSTABLE POSITIVE LDO REGULATOR, 0.6 V DROPOUT, PSSO5 |
| 封裝： | PLASTIC, TO-252AD, DPAK-5 |
| 文件頁(yè)數(shù)： | 2/13頁(yè) |
| 文件大?。?/td> | 85K |
| 代理商： | FAN1581DX |
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FAN1581
PRODUCT SPECIFICATION
2
REV. 1.2.0 11/6/03
Pin Assignments
Pin Definitions
Internal Block Diagram
Pin
Number
Pin Name
VSense
Pin Function Descrition
. Connect this pin to the load to permit true remote sensing and
1
Remote Voltage Sense
avoid trace drops.
Adjust or Ground.
voltage. On the FAN1581-1.2, -1.5 and -2.5, connect this pin to ground.
Output Voltage.
This pin and the tab are output.
Control Voltage.
This pin draws small-signal power to control the FAN1581 circuitry.
Connect to a voltage higher than VIN, as shown in the applications circuits.
Input Voltage.
2
ADJ/GND
On the FAN1581, this pin forms the feedback to determine the output
3
4
VOUT
VCNTL
5
VIN
FRONT VIEW
1
2 3 4 5
FRONT VIEW
1
2 3 4 5
FAN1581M-1.2,
-1.5, -2.5
FAN1581M
FRONT VIEW
FAN1581D
FRONT VIEW
FAN1581D-1.2,
-1.5, -2.5
FRONT VIEW
FAN1581T
5-Lead Plastic TO-263
Θ
JC
=3
°
C/W*
Tab is out.
5-Lead TO-220
Θ
JC
=3
°
C/W* Tab is VOUT.
5-Lead Plastic TO-252 DPAK
Θ
JC
=3
°
C/W*
Tab is out.
C
O
S
I
C
O
S
I
1
2
3
4
5
1
2
3
4
5
C
O
S
I
1
2
3
4 5
G
C
O
S
I
A
C
O
S
I
*With package soldered to 0.5 square inch copper area over backside ground plane or internal power plane,
θ
can vary from
30
°
C/W to more than 40
°
C/W. Other mounting techniques can provide a thermal resistance lower than 30
°
C/W.
Current
Limit
Thermal
Shutdown
Vref
Vin, Power
Output
Sense
Adj
V
CNTL
, Control
2
1
3
5
4
Voltage Loop
Amplifier
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| FAN1581M | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Positive Adjustable Voltage Regulator |
| FAN1581M-1.5 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Positive Fixed Voltage Regulator |
| FAN1581M12 | 功能描述:低壓差穩(wěn)壓器 - LDO 5A Adj LDO Vltg Reg RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| FAN1581M12X | 功能描述:低壓差穩(wěn)壓器 - LDO 5A Adj LDO Vltg Reg RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| FAN1581M15X | 功能描述:低壓差穩(wěn)壓器 - LDO 5A Adj LDO Vltg Reg RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
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