參數(shù)資料
型號: SPX1431N/TR
元件分類: 基準電壓源/電流源
英文描述: 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.49 V, PBCY3
封裝: TO-92, 3 PIN
文件頁數(shù): 1/12頁
文件大?。?/td> 717K
代理商: SPX1431N/TR
Mar3-07
SPX43 Precision Adjustable Shunt Regulator
2007 Sipex Corporation
Available in Lead Free Packaging
Precision Adjustable Shunt Regulator
SPX1431
DESCRIPTION
FEATURES
Trimmed Bandgap Reference to 0.4%
Wide Operating Current 1mA to 150mA
Extended Temperature Range:
-55°C to 125°C
Low Temperature Coefficient 30 ppm/°C
Offered in TO-92, SOIC, SOT-89,
SOT-23-5
Improved Replacement in Performance for
LT1431
Low Cost Solution
The SPX1431 is a 3-terminal adjustable shunt voltage regulator providing a highly accurate
bandgap reference.The SPX1431 acts as an open-loop error amplifier with a 2.5V temperature
compensation reference. The SPX1431's thermal stability, wide operating current (150mA)
and temperature range (-55°C to 125°C) makes it suitable for a variety of applications that
require a low cost, high performance solution. SPX1431 tolerance of 0.4% is proven to be
sufficient to overcome all of the other errors in the system to virtually eliminate the need for
trimming in the power supply manufacturer's assembly lines and contributes a significant cost
savings.
The output voltage may be adjusted to any value between VREF and 36 volts with two external
resistors. The SPX1431 is available in TO-92, SOIC-8, SOT-89, and SOT-23-5 packages.
BLOCK DIAGRAM
+
-
2.5V
Reference
(R)
Anode (A)
Cathode (K)
APPLICATIONS
Battery Operating Equipment
Adjustable Supplies
Switching Power Supplies
Error Amplifiers
Single Supply Amplifier
Monitors / VCRs / TVs
Personal Computers
Now Available in Lead Free Packaging
1
2
3
4
5
6
7
8
ANODE
CATHODE
N/C
REF
ANODE
N/C
SPX1431
8 Pin nSOIC
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