参数资料
型号: SPX385N-L-2-5/TR
厂商: Exar Corporation
文件页数: 1/9页
文件大小: 0K
描述: IC VREF SHUNT PREC 2.5V TO-92-3
标准包装: 2,000
基准类型: 旁路,精度
输出电压: 2.5V
容差: ±2%
温度系数: 140ppm/°C
通道数: 1
电流 - 阴极: 20µA
电流 - 输出: 20mA
工作温度: -40°C ~ 85°C
安装类型: 通孔
封装/外壳: TO-226-3、TO-92-3(TO-226AA)成形引线
供应商设备封装: TO-92-3
包装: 带卷 (TR)
SPX385-2.5
Micropower Voltage Reference
FEATURES
■ Trimmed Bandgap ............................ 1% and 2%
■ Wide Operating Current ............... 20 μ A to 20mA
■ Extended Temperature Range ... -40 ° C to +85 ° C
■ Dynamic Impedance .............................. 1 ? max
■ Offered in SOT-23, TO-92, SOIC, and SOT-89
N/C
SPX385
3 Pin SOT-23
■ Improved Replacement for LM185/285/385-2.5V,
Cathode
Anode
AS385-2.5
■ Temp Co 140ppm/°C
Now Available in Lead Free Packaging
Refer to page 4 for pinouts.
APPLICATIONS
■ Battery Operating Equipment
■ Adjustable Supplies
■ Switching Power Supplies
Error Amplifiers
Single Supply Amplifier
Monitors / VCR / TV
Personal Computers
DESCRIPTION
The SPX385-2.5 is a micropower 2-terminal band-gap voltage reference with a very wide
operating current range from 20 μ A to 20mA that provides a stable voltage. The high stability of
this device is primarily the result of the low temperature coefficient Thin Film Resistor process and
Laser Trimming of the output voltage at the wafer level.
The SPX385-2.5 is available in a SOT-23, TO-92, SOIC-8 and SOT-89 package with an operating
temperature range of -40 ° C to 85 ° C. A 1.2 and 5 volt device is also available - SPX385-1.2 and
SPX385-5.
BLOCK DIAGRAM
Cathode (K)
500k
+
-
500k
1.25V
Figure 1: Block Diagram
Anode (A)
Date: 02/29/2008
SPX385-2.5 Micropower Voltage Reference
1
? Copyright 200 8 Exar Corporation
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SPX385S-2.5/TR 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:Micropower Voltage Reference
SPX385S-5-0 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:5V Micropower Voltage Reference