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OPA445数据手册TI中文资料规格书

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厂商型号

OPA445

功能描述

高电压 FET 输入运算放大器

制造商

TI Texas Instruments

中文名称

德州仪器 美国德州仪器公司

数据手册

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更新时间

2025-8-8 22:58:00

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OPA445规格书详情

描述 Description

The OPA445 is a monolithic operational amplifier capable of operation from power supplies up to ±45V and output currents of 15mA. It is useful in a wide variety of applications requiring high output voltage or large common-mode voltage swings.
The OPA445's high slew rate provides wide powerbandwidth response, which is often required for high-voltage applications. FET input circuitry allows the use of high-impedance feedback networks, thus minimizing their output loading effects. Laser trimming of the input circuitry yields low input offset voltage and drift.
The OPA445 is available in standard pinout TO-99, DIP-8, and SO-8 surface-mount packages as well as an SO-8 PowerPAD package for reducing junction temperature. It is fully specified from -25°C to +85°C and operates from -55°C to +125°C. A SPICE macromodel is available for design analysis (from www.ti.com).

特性 Features

• WIDE-POWER SUPPLY RANGE: ±10V to ±45V
• HIGH SLEW RATE: 15V/µs
• LOW INPUT BIAS CURRENT: 10pA
• STANDARD-PINOUT TO-99, DIP, SO-8 PowerPAD™, AND SO-8 SURFACE-MOUNT PACKAGES
• APPLICATIONS
- TEST EQUIPMENT
• HIGH-VOLTAGE REGULATORS
• POWER AMPLIFIERS
• DATA ACQUISITION
• SIGNAL CONDITIONING
• AUDIO
• PIEZO DRIVERS
PowerPAD is a trademark of Texas Instruments, Inc. All other trademarks are the property of their respective owners.

技术参数

  • 制造商编号

    :OPA445

  • 生产厂家

    :TI

  • Output current(Typ)(mA)

    :26

  • GBW(Typ)(MHz)

    :2

  • Slew rate(Typ)(V/us)

    :15

  • Vos (offset voltage @ 25 C)(Max)(mV)

    :3

  • Offset drift(Typ)(uV/C)

    :10

  • Iq per channel(Typ)(mA)

    :4.2

  • Rating

    :Catalog

  • Operating temperature range(C)

    :-55 to 125

  • Package Group

    :PDIP|8SO PowerPAD|8SOIC|8TO-99|8

  • Package size: mm2:W x L (PKG)

    :8PDIP: 93 mm2: 9.43 x 9.81 (PDIP|8)8SO PowerPAD: 19 mm2: 3.9 x 4.89 (SO PowerPAD|8)8SOIC: 19 mm2: 3.91 x 4.9 (SOIC|8)8TO-99: 80 mm2: 8.96 x 8.96 (TO-99|8)

  • Input bias current(Max)(pA)

    :50

  • CMRR(Typ)(dB)

    :95

  • Rail-to-rail

    :No

  • Architecture

    :FET

供应商 型号 品牌 批号 封装 库存 备注 价格
TI
2016+
SOP8
2787
只做原装,假一罚十,公司可开17%增值税发票!
询价
三年内
1983
只做原装正品
询价
TI
20+
SOP
35830
原装优势主营型号-可开原型号增税票
询价
TI/BB
24+
SOP8
20000
全新原厂原装,进口正品现货,正规渠道可含税!!
询价
BB
24+
DIP-8
2800
原装现货!可长期供货!
询价
BB
1948+
CAN8
6852
只做原装正品现货!或订货假一赔十!
询价
TI
2018+
26976
代理原装现货/特价热卖!
询价
TI
24+
SOIC-8
25000
TI一级代理商原装进口现货
询价
BB
25+
SOP-8
2500
强调现货,随时查询!
询价
BB
2023+
DIP
50000
原装现货
询价