LM231
,
LM331
www.ti.com
SNOSBI2C –JUNE 1999–REVISED SEPTEMBER 2015
7.3 Recommended Operating Conditions
MIN MAX UNIT
LM231, LM231A −25 85 °C
Operating Ambient
Temperature
LM331, LM331A 0 70 °C
Supply Voltage, V
S
(1)
4 40 V
(1) All voltages are measured with respect to GND = 0 V, unless otherwise noted.
7.4 Thermal Information
LM312, LM331
THERMAL METRIC
(1)
P (PDIP) UNIT
8 PINS
R
θJA
Junction-to-ambient thermal resistance 100 °C/W
(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application
report, SPRA953.
7.5 Electrical Characteristics
All specifications apply in the circuit of Figure 16, with 4.0 V ≤ V
S
≤ 40 V, T
A
= 25°C, unless otherwise specified.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
% Full-
4.5 V ≤ V
S
≤ 20 V ±0.003 ±0.01
Scale
VFC Non-Linearity
(1)
% Full-
T
MIN
≤ T
A
≤ T
MAX
±0.006 ±0.02
Scale
%Full-
VFC Non-Linearity in Circuit of Figure 14 V
S
= 15 V, f = 10 Hz to 11 kHz ±0.024 ±0.14
Scale
LM231, LM231A V
IN
= −10 V, R
S
= 14 kΩ 0.95 1 1.05 kHz/V
Conversion Accuracy
Scale Factor (Gain)
LM331, LM331A 0.9 1 1.1 kHz/V
T
MIN
≤ T
A
≤ T
MAX
LMx31 ±30 ±150 ppm/°C
Temperature Stability
4.5 V ≤ V
S
≤ 20 V
of Gain
LMx31A ±20 ±50 ppm/°C
4.5 V ≤ V
S
≤ 10 V 0.01 0.1 %/V
Change of Gain with V
S
10 V ≤ V
S
≤ 40 V 0.006 0.06 %/V
Rated Full-Scale Frequency V
IN
= −10 V 10.0 kHz
% Full-
Gain Stability vs. Time (1000 Hours) T
MIN
≤ T
A
≤ T
MAX
±0.02
Scale
Over Range (Beyond Full-Scale) Frequency V
IN
= −11 V 10%
INPUT COMPARATOR
Offset Voltage ±3 ±10 mV
LM231/LM331 T
MIN
≤ T
A
≤ T
MAX
±4 ±14 mV
LM231A/LM331A T
MIN
≤ T
A
≤ T
MAX
±3 ±10 mV
Bias Current −80 −300 nA
Offset Current ±8 ±100 nA
Common-Mode Range T
MIN
≤ T
A
≤ T
MAX
−0.2 V
CC
− 2 V
TIMER
Timer Threshold Voltage, Pin 5 0.63 × V
S
0.667 × V
S
0.7 × V
S
Input Bias Current, Pin 5 V
S
= 15 V
All Devices 0V ≤ V
PIN 5
≤ 9.9 V ±10 ±100 nA
LM231/LM331 V
PIN 5
= 10 V 200 1000 nA
LM231A/LM331A V
PIN 5
= 10 V 200 500 nA
V
SAT PIN 5
(Reset) I = 5 mA 0.22 0.5 V
(1) Non-linearity is defined as the deviation of f
OUT
from V
IN
× (10 kHz/−10 V
DC
) when the circuit has been trimmed for zero error at 10 Hz
and at 10 kHz, over the frequency range 1 Hz to 11 kHz. For the timing capacitor, C
T
, use NPO ceramic, Teflon
®
, or polystyrene.
Copyright © 1999–2015, Texas Instruments Incorporated Submit Documentation Feedback 5
Product Folder Links: LM231 LM331
剩余22页未读，继续阅读
不觉明了
- 粉丝: 3429
- 资源: 5725
我的内容管理
展开
最新资源
- 解决本地连接丢失无法上网的问题
- BIOS报警声音解析：故障原因与解决方法
- 广义均值移动跟踪算法在视频目标跟踪中的应用研究
- C++Builder快捷键大全：高效编程的秘密武器
- 网页制作入门：常用代码详解
- TX2440A开发板网络远程监控系统移植教程：易搭建与通用解决方案
- WebLogic10虚拟内存配置详解与优化技巧
- C#网络编程深度解析：Socket基础与应用
- 掌握Struts1：Java MVC轻量级框架详解
- 20个必备CSS代码段提升Web开发效率
- CSS样式大全：字体、文本、列表样式详解
- Proteus元件库大全：从基础到高级组件
- 74HC08芯片：高速CMOS四输入与门详细资料
- C#获取当前路径的多种方法详解
- 修复MySQL乱码问题：设置字符集为GB2312
- C语言的诞生与演进：从汇编到系统编程的革命
资源上传下载、课程学习等过程中有任何疑问或建议，欢迎提出宝贵意见哦~我们会及时处理！
点击此处反馈
