參數(shù)資料
型號: SPX4041AN
英文描述: Precision 1.24V Shunt Voltage Reference
中文描述: 精密兩種器件并聯(lián)電壓參考
文件頁數(shù): 1/9頁
文件大?。?/td> 124K
代理商: SPX4041AN
Date: 11/29/04
SPX4041 Precision 1.24V Shunt Voltage Reference
Copyright 2004 Sipex Corporation
1
FEATURES
Voltage Tolerance........................1% and 2%
Wide Operating Curren..........100
μ
A to 15mA
Low Temperature Coefficient.........50ppm/
°
C
Fixed Reverse Breakdown Voltage.......1.24V
No Output Capacitance Required
Two Terminal "Zener" Operation
Improved Replacement for TL431
APPLICATIONS
Constant Current Source
Digital Voltmeter
Power Management
Precision Regulators
Precision 1.24V Shunt Voltage Reference
SPX4041
The SPX4041 is a 2-terminal, temperature compensated, band-gap voltage reference which
provides a fixed 1.24V output for input currents between 160
μ
A and 15mA. The bandgap voltage
(1.24V) is independently laser trimmed from the output voltage to achieve a very low temperature
coefficient, then the output voltage is trimmed to 1.24V. This trimming technique and the low
temperature coefficient (A grade: 50 ppm/
°
C) thin film resistor process gives a very stable device
over the full temperature range. The SPX4041 is available in the sub miniature 3 pin SOT-23,
3 pin TO-92 or 8 pin NSOIC packages. The operating temperature is -40
°
C to 85
°
C. The
SPX4041 advanced design eliminates the need for an external stabilized capacitor while insuring
stability with any capacitive load, making it easy to use.
Figure 1: Block Diagram
Anode (A)
Cathode (K)
1.24V
+
-
DESCRIPTION
TYPICAL APPLICATIONS CIRCUIT
Now Available in Lead Free Packaging
Battery Powered Equipment
Instrumentation
Automotive Electronics
Data Acquisition Systems
1
2
3
4
5
6
7
8
SPX4041
8 Pin nSOIC
CATHODE
N/C
ANODE
N/C
N/C
N/C
N/C
N/C
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