參數(shù)資料
型號: SPX29303
元件分類: 基準電壓源/電流源
英文描述: 3A High Current, Low Dropout Voltage Regulator Adjustable & Fixed Output, Fast Response Time
中文描述: 第3A大電流,低壓差線性穩(wěn)壓器可調(diào)節(jié)
文件頁數(shù): 1/11頁
文件大小: 177K
代理商: SPX29303
1
Date: 5/25/04
SPX29300/01/02/03 3A Low Dropout Voltage Regulator
Copyright 2004 Sipex Corporation
3A High Current, Low Dropout Voltage Regulator
Adjustable & Fixed Output, Fast Response Time
SPX29300/01/02/03
FEATURES
Adjustable Output Down To 1.25V
1% Output Accuracy
Output Current of 3A
Low Dropout Voltage of 450mV @ 3A
Extremely Tight Load and Line
Regulation
Extremely Fast Transient Response
Reverse-Battery Protection
Zero Current Shutdown (5 pin version)
Error Flag Signal Output for Out of
Regulation State (5 pin version)
Standard TO-220 and TO-263
Packages
The SPX29300/01/02/03 are 3A, highly accurate voltage regulators with a low drop out
voltage of 450mV dropout (typical) @ 3A. These regulators are specifically designed for low
voltage applications that require a low dropout voltage and a fast transient response. They
are fully fault protected against over-current, reverse battery, and positive and negative
voltage transients. On-Chip trimming adjusts the reference voltage to 1% initial accuracy.
Other features in the 5 pin versions include Enable, and Error Flag.
The SPX29300/01/02/03 are offered in 3 & 5-pin TO-220 & TO-263 packages. For a 1.5A
version, refer to the SPX29150 data sheet.
APPLICATIONS
Powering VGA & Sound Card
Power PC Supplies
SMPS Post Regulator
High Efficiency “Green” Computer
Systems
High Efficiency Linear Power Supplies
Constant Current Regulators
Adjustable Power Supplies
Battery Charger
Figure 1. Fixed Output Linear Regulator
Figure 2. Adjustable Output Linear Regulator
SPX29302
V
OUT
V
IN
GND
ADJ
1
2
3
4
5
R1
R2
6.8
μ
F+
+
10
μ
F
SPX29300
V
OUT
V
IN
6.8
μ
F+
+
10
μ
F
1
2
3
DESCRIPTION
Now Available in Lead Free Packaging
1
2
3
SPX29300
3 Pin TO-263
GND
V
IN
V
OUT
TYPICAL APPLICATIONS CIRCUITS
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