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LT1457S8 PDF预览

LT1457S8

更新时间: 2024-01-07 03:08:43
品牌 Logo 应用领域
凌特 - Linear 运算放大器放大器电路光电二极管
页数 文件大小 规格书
8页 240K
描述
Dual, Precision JFET Input Op Amp

LT1457S8 技术参数

是否Rohs认证: 不符合生命周期:Transferred
零件包装代码:SOIC包装说明:SOP, SOP8,.25
针数:8Reach Compliance Code:not_compliant
ECCN代码:EAR99HTS代码:8542.33.00.01
风险等级:5.29放大器类型:OPERATIONAL AMPLIFIER
架构:VOLTAGE-FEEDBACK最大平均偏置电流 (IIB):0.0009 µA
25C 时的最大偏置电流 (IIB):0.000075 µA标称共模抑制比:95 dB
频率补偿:YES最大输入失调电流 (IIO):0.0006 µA
最大输入失调电压:2300 µVJESD-30 代码:R-PDSO-G8
JESD-609代码:e0长度:4.9 mm
低-偏置:YES低-失调:NO
湿度敏感等级:1负供电电压上限:-20 V
标称负供电电压 (Vsup):-15 V功能数量:2
端子数量:8最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP8,.25
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):235电源:+-15 V
认证状态:Not Qualified座面最大高度:1.75 mm
最小摆率:2 V/us标称压摆率:4 V/us
子类别:Operational Amplifier最大压摆率:7.6 mA
供电电压上限:20 V标称供电电压 (Vsup):15 V
表面贴装:YES技术:BIPOLAR
温度等级:INDUSTRIAL端子面层:Tin/Lead (Sn/Pb)
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:20
标称均一增益带宽:1700 kHz最小电压增益:30000
宽度:3.9 mmBase Number Matches:1

LT1457S8 数据手册

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LT1457  
Dual, Precision  
JFET Input Op Amp  
U
FEATURES  
DESCRIPTION  
Handles 10,000pF Capacitive Load  
450µV Max Offset Voltage  
1200µV Max Offset Voltage in S8 Package  
50pA Bias Current at 70°C  
13nV/Hz Voltage Noise  
4V/µs Slew Rate  
4µV/°C Drift  
The LT1457 is a dual, JFET input op amp optimized for  
handling large capacitive loads in combination with preci-  
sion performance.  
Precision specifications include 220µV offset voltage in  
plastic and surface mount packages. At 70°C input bias  
current is 50pA, input offset current is 20pA. Channel  
separation is 130dB.  
130dB Channel Separation  
Other dual JFET input op amps from Linear Technology  
include the LT1057, which is three times faster than the  
LT1457butattheexpenseofsignificantlylowercapacitive  
load handling capability; and the LT1113 with 4.5nV/Hz  
voltage noise.  
U
APPLICATIONS  
Sample-and-Hold (Drives Large Hold Capacitors)  
A/D and D/A Converters  
Photodiode Amplifiers  
Voltage-to-Frequency Converters  
U W  
TYPICAL PERFORMANCE CHARACTERISTICS  
Capacitive Load Handling  
Input Offset Voltage Distribution  
S8 Package  
100  
21  
18  
15  
12  
9
400 DUALS  
V
T
= ±15V  
= 25°C  
= +1  
V
T
= ±15V  
= 25°C  
S
A
V
S
A
(800 OP AMPS)  
TESTED FROM  
3 RUNS  
A
80  
60  
40  
20  
0
6
3
0
0.1  
1
10  
100  
–1.0–0.8 –0.6–0.4 –0.2  
0
0.2 0.4 0.6 0.8 1.0  
CAPACITIVE LOAD (nF)  
INPUT OFFSET VOLTAGE (mV)  
LT11457• TA01  
LT1457 • TA02  
1

LT1457S8 替代型号

型号 品牌 替代类型 描述 数据表
LT1457S8#PBF Linear

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