OPA2348-Q1

現行

汽車級、雙路、5.5-V、1-MHz、低靜態電流 (45-μA)、RRIO 運算放大器

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TLV9002-Q1 現行 適合成本最佳化應用的車規、雙路、5.5-V、1-MHz、RRIO 運算放大器 Faster slew rate (2 V/us), lower offset voltage (1.5 mV), lower noise (30 nV/√Hz), higher output current (40 mA)

產品詳細資料

Number of channels 2 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 5.5 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 2.1 Rail-to-rail In, Out GBW (typ) (MHz) 1 Slew rate (typ) (V/µs) 0.5 Vos (offset voltage at 25°C) (max) (mV) 5 Iq per channel (typ) (mA) 0.045 Vn at 1 kHz (typ) (nV√Hz) 35 Rating Automotive Operating temperature range (°C) -40 to 125 Offset drift (typ) (µV/°C) 4 Input bias current (max) (pA) 10 CMRR (typ) (dB) 82 Iout (typ) (A) 0.01 Architecture CMOS Input common mode headroom (to negative supply) (typ) (V) -0.2 Input common mode headroom (to positive supply) (typ) (V) 0.2 Output swing headroom (to negative supply) (typ) (V) 0.018 Output swing headroom (to positive supply) (typ) (V) -0.018
Number of channels 2 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 5.5 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 2.1 Rail-to-rail In, Out GBW (typ) (MHz) 1 Slew rate (typ) (V/µs) 0.5 Vos (offset voltage at 25°C) (max) (mV) 5 Iq per channel (typ) (mA) 0.045 Vn at 1 kHz (typ) (nV√Hz) 35 Rating Automotive Operating temperature range (°C) -40 to 125 Offset drift (typ) (µV/°C) 4 Input bias current (max) (pA) 10 CMRR (typ) (dB) 82 Iout (typ) (A) 0.01 Architecture CMOS Input common mode headroom (to negative supply) (typ) (V) -0.2 Input common mode headroom (to positive supply) (typ) (V) 0.2 Output swing headroom (to negative supply) (typ) (V) 0.018 Output swing headroom (to positive supply) (typ) (V) -0.018
SOIC (D) 8 29.4 mm² (4.9 mm × 6 mm)
  • Qualified for Automotive Applications
  • AEC-Q100 Qualified With the Following Results:
    • Device Temperature Grade 1: –40°C to
      +125°C Ambient Operating Temperature
      Range
    • Device HBM ESD Classification Level 2
    • Device CDM ESD Classification Level C4B
  • Low Quiescent Current (IQ): 45 µA (Typ)
  • Low Cost
  • Rail-to-Rail Input and Output
  • Single Supply: 2.1 V to 5.5 V
  • Input Bias Current: 0.5 pA (Typ)
  • High Speed: Power With Bandwidth: 1 MHz
  • APPLICATIONS
    • Portable Equipment
    • Battery-Powered Equipment
    • Smoke Alarms
    • CO Detectors
    • HEV/EV and Power Train
    • Infotainment and Cluster
    • Medical Instrumentation

All other trademarks are the property of their respective owners

  • Qualified for Automotive Applications
  • AEC-Q100 Qualified With the Following Results:
    • Device Temperature Grade 1: –40°C to
      +125°C Ambient Operating Temperature
      Range
    • Device HBM ESD Classification Level 2
    • Device CDM ESD Classification Level C4B
  • Low Quiescent Current (IQ): 45 µA (Typ)
  • Low Cost
  • Rail-to-Rail Input and Output
  • Single Supply: 2.1 V to 5.5 V
  • Input Bias Current: 0.5 pA (Typ)
  • High Speed: Power With Bandwidth: 1 MHz
  • APPLICATIONS
    • Portable Equipment
    • Battery-Powered Equipment
    • Smoke Alarms
    • CO Detectors
    • HEV/EV and Power Train
    • Infotainment and Cluster
    • Medical Instrumentation

All other trademarks are the property of their respective owners

The OPAx348-Q1 series of devices are single-supply, low-power CMOS operational amplifiers. Featuring an extended bandwidth of 1 MHz and a supply current of 45 µA, the OPAx348-Q1 family of devices is useful for low-power applications on single supplies of 2.1 V to 5.5 V.

Low supply current of 45 µA and an input bias current of 0.5 pA make the OPAx348-Q1 family of devices an optimal candidate for low-power, high-impedance applications such as smoke detectors and other sensors.

The OPA348-Q1 device is available in both the SOT23-5 (DBV) and the SOIC (D) packages. The OPA2348-Q1 device is available in the SOIC-8 (D) package. The OPA4348-Q1 device is available in the TSSOP-14 (PW) package. The automotive temperature range of –40°C to +125°C over all supply voltages offers additional design flexibility.

The OPAx348-Q1 series of devices are single-supply, low-power CMOS operational amplifiers. Featuring an extended bandwidth of 1 MHz and a supply current of 45 µA, the OPAx348-Q1 family of devices is useful for low-power applications on single supplies of 2.1 V to 5.5 V.

Low supply current of 45 µA and an input bias current of 0.5 pA make the OPAx348-Q1 family of devices an optimal candidate for low-power, high-impedance applications such as smoke detectors and other sensors.

The OPA348-Q1 device is available in both the SOT23-5 (DBV) and the SOIC (D) packages. The OPA2348-Q1 device is available in the SOIC-8 (D) package. The OPA4348-Q1 device is available in the TSSOP-14 (PW) package. The automotive temperature range of –40°C to +125°C over all supply voltages offers additional design flexibility.

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重要文件 類型 標題 格式選項 下載最新的英文版本 日期
* 資料表 OPAx348-Q1 1-MHz 45-µA CMOS Rail-to-Rail Operational Amplifier datasheet (Rev. C) PDF | HTML 2016/1/15
電子書 The Signal e-book: A compendium of blog posts on op amp design topics PDF | HTML 2017/3/28

設計與開發

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開發板

AMP-PDK-EVM — 放大器性能開發套件評估模組

放大器性能開發套件 (PDK) 是一款評估模組 (EVM) 套件,可測試通用運算放大器 (op amp) 參數,並與大多數運算放大器和比較器相容。EVM 套件提供主板和多個插槽式子卡選項,可滿足封裝需求,使工程師能夠快速評估和驗證裝置性能。

AMP-PDK-EVM 套件支援五種最熱門的業界標準封裝,包括:

  • D (SOIC-8 和 SOIC-14)
  • PW (TSSOP-14)
  • DGK (VSSOP-8)
  • DBV (SOT23-5 和 SOT23-6)
  • DCK (SC70-5 和 SC70-6)
使用指南: PDF | HTML
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開發板

DIP-ADAPTER-EVM — DIP 轉接器評估模組

Speed up your op amp prototyping and testing with the DIP-Adapter-EVM, which provides a fast, easy and inexpensive way to interface with small, surface-mount ICs. You can connect any supported op amp using the included Samtec terminal strips or wire them directly to existing circuits.

The (...)

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開發板

DUAL-DIYAMP-EVM — 用於 SOIC 封裝的雙通道通用自製 (DIY) 放大器電路評估模組

DUAL-DIYAMP-EVM 是一系列評估模組 (EVM),提供工程師與自組愛好者 (DIYer) 實作型放大器電路,協助快速評估設計概念並驗證模擬結果。其是專為採用業界標準 SOIC-8 封裝的雙封裝運算放大器而設計。其可實現反向及非反向放大器、Sallen key 濾波器、多回饋濾波器、含參考緩衝器的差動放大器、含雙回饋的 Riso、單端輸入至差動輸出、差動輸入至差動輸出、雙運算放大器儀器放大器和並聯運算放大器。

DUAL-DIYAMP-EVM 可快速製作電路原型,並採用常見的 0805 或 0603 表面裝載元件。透過多種組合方式,此 EVM (...)

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模擬型號

OPAx348 PSpice Model (Rev. C)

SBOC001C.ZIP (278 KB) - PSpice 模型
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模擬型號

OPAx348 TINA-TI Reference Design (Rev. D)

SBOC201D (149 KB) - TINA-TI 參考設計
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模擬型號

OPAx348 TINA-TI Spice Model (Rev. C)

SBOM279C.ZIP (3 KB) - TINA-TI Spice 模型
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計算工具

ANALOG-ENGINEER-CALC — PC software analog engineer's calculator

類比工程師的計算機旨在加速類比電路設計工程師定期使用的許多重複計算。此基於 PC 的工具提供圖形介面,列出各種常見計算,從使用回饋電阻器設定運算放大器增益到選擇適當的電路設計元件以穩定類比數位轉換器 (ADC) 驅動緩衝電路。

除了作為獨立工具使用外,此計算機還與類比工程師口袋參考中描述的概念相得益彰。

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參考設計

TIDA-01513 — 車用高電壓與隔離洩漏測量參考設計

此參考設計的功能為監控高電壓匯流排至底盤接地的隔離電阻。在 HEV 和 EV 中,監控耦合裝置和元件從高電壓到底盤接地的隔離強度是一項必要功能,因為電池管理系統,牽引逆變器,DC/DC 轉換器,車載充電器和其他子系統以高電壓(大於 60V)運作。
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封裝 針腳 CAD 符號、佔位空間與 3D 模型
SOIC (D) 8 Ultra Librarian

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