TLV2244

現行

四路、12-V、5.5-kHz 運算放大器

產品詳細資料

Number of channels 4 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 12 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 2.5 Rail-to-rail In, Out GBW (typ) (MHz) 0.0055 Slew rate (typ) (V/µs) 0.002 Vos (offset voltage at 25°C) (max) (mV) 3 Iq per channel (typ) (mA) 0.00098 Vn at 1 kHz (typ) (nV√Hz) 300 Rating Catalog Operating temperature range (°C) -40 to 125 Offset drift (typ) (µV/°C) 2 Input bias current (max) (pA) 500 CMRR (typ) (dB) 100 Iout (typ) (A) 0.0002 Architecture CMOS Input common mode headroom (to negative supply) (typ) (V) -0.1 Input common mode headroom (to positive supply) (typ) (V) 0.1 Output swing headroom (to negative supply) (typ) (V) 0.18 Output swing headroom (to positive supply) (typ) (V) -0.02
Number of channels 4 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 12 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 2.5 Rail-to-rail In, Out GBW (typ) (MHz) 0.0055 Slew rate (typ) (V/µs) 0.002 Vos (offset voltage at 25°C) (max) (mV) 3 Iq per channel (typ) (mA) 0.00098 Vn at 1 kHz (typ) (nV√Hz) 300 Rating Catalog Operating temperature range (°C) -40 to 125 Offset drift (typ) (µV/°C) 2 Input bias current (max) (pA) 500 CMRR (typ) (dB) 100 Iout (typ) (A) 0.0002 Architecture CMOS Input common mode headroom (to negative supply) (typ) (V) -0.1 Input common mode headroom (to positive supply) (typ) (V) 0.1 Output swing headroom (to negative supply) (typ) (V) 0.18 Output swing headroom (to positive supply) (typ) (V) -0.02
SOIC (D) 14 51.9 mm² 8.65 x 6 TSSOP (PW) 14 32 mm² 5 x 6.4
  • Micropower Operation... 1 uA/Channel
  • Rail-to-Rail Input/Output
  • Gain Bandwidth Product... 5.5 kHz
  • Supply Voltage Range... 2.5 V to 12 V
  • Specified Temperature Range
    • TA = 0°C to 70°C... Commercial Grade
    • TA = -40°C to 125°C... Industrial Grade
  • Ultrasmall Packaging
    • 5-Pin SOT-23 (TLV2241)
    • 8-Pin MSOP (TLV2242)
  • Universal OpAmp EVM
  • Micropower Operation... 1 uA/Channel
  • Rail-to-Rail Input/Output
  • Gain Bandwidth Product... 5.5 kHz
  • Supply Voltage Range... 2.5 V to 12 V
  • Specified Temperature Range
    • TA = 0°C to 70°C... Commercial Grade
    • TA = -40°C to 125°C... Industrial Grade
  • Ultrasmall Packaging
    • 5-Pin SOT-23 (TLV2241)
    • 8-Pin MSOP (TLV2242)
  • Universal OpAmp EVM

The TLV224x family of single-supply operational amplifiers offers very low supply current of only 1 uA per channel.

The low supply current is coupled with extremely low input bias currents enabling them to be used with mega- resistors making them ideal for portable, long active life, applications. DC accuracy is ensured with a low typical offset voltage as low as 600 uV, CMRR of 100 dB, and minimum open loop gain of 100 V/mV at 2.7 V.

The maximum recommended supply voltage is as high as 12 V and ensured operation down to 2.5 V, with electrical characteristics specified at 2.7 V, 5 V and 12 V. The 2.5-V operation makes it compatible with Li-Ion battery-powered systems and many micropower microcontrollers available today including TI's MSP430.

The TLV224x family of single-supply operational amplifiers offers very low supply current of only 1 uA per channel.

The low supply current is coupled with extremely low input bias currents enabling them to be used with mega- resistors making them ideal for portable, long active life, applications. DC accuracy is ensured with a low typical offset voltage as low as 600 uV, CMRR of 100 dB, and minimum open loop gain of 100 V/mV at 2.7 V.

The maximum recommended supply voltage is as high as 12 V and ensured operation down to 2.5 V, with electrical characteristics specified at 2.7 V, 5 V and 12 V. The 2.5-V operation makes it compatible with Li-Ion battery-powered systems and many micropower microcontrollers available today including TI's MSP430.

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技術文件

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類型 標題 日期
* Data sheet Family of 1 uA/Ch Rail-to-Rail Input/Output Operational Amplifiers datasheet (Rev. C) 2000年 11月 8日
E-book The Signal e-book: A compendium of blog posts on op amp design topics 2017年 3月 28日
Application note TLV2241, TLV2242, TLV2244 EMI Immunity Performance 2013年 5月 24日

設計與開發

如需其他條款或必要資源,請按一下下方的任何標題以檢視詳細頁面 (如有)。

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
計算工具

ANALOG-ENGINEER-CALC — 類比工程師計算機

The Analog Engineer’s Calculator is designed to speed up many of the repetitive calculations that analog circuit design engineers use on a regular basis. This PC-based tool provides a graphical interface with a list of various common calculations ranging from setting op-amp gain with feedback (...)
設計工具

CIRCUIT060013 — 具有 T 網路回饋電路的反相放大器

此設計可反轉輸入訊號 VIN,並使用 1000 V/V 或 60 dB 訊號增益。具有 T 回饋網路的反相放大器可在沒有較小 R4 值或超大回饋電阻器值的情況下獲得高增益。
設計工具

CIRCUIT060015 — 可調式參考電壓電路

此電路結合反相及非反相放大器,讓參考電壓可從負輸入電壓向上調整至輸入電壓。可加入增益以提高最大負參考位準。
設計工具

CIRCUIT060074 — 具有比較器電路的高壓側電流感測

此高壓側電流感測解決方案使用一個具有軌對軌輸入共模範圍的比較器,若負載電流上升到 1 A 以上,便在比較器輸出 (COMP OUT) 建立過電流警示 (OC 警示) 訊號。此實作中的 OC 訊號為低電位作動。因此當超過 1-A 閾值時,比較器輸出會變低。實作磁滯後會在負載電流降低至 0.5 A (減少 50%) 時,讓 OC-Alert 返回邏輯高狀態。此電路利用開漏輸出比較器,為控制數位邏輯輸入針腳而進行電平轉換輸出高邏輯電平。對於需要驅動 MOSFET 開關閘極的應用,建議使用具推挽輸出的比較器。
模擬工具

PSPICE-FOR-TI — PSpice® for TI 設計與模擬工具

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
模擬工具

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TINA-TI provides all the conventional DC, transient and frequency domain analysis of SPICE and much more. TINA has extensive post-processing capability that allows you to format results the way you want them. Virtual instruments allow you to select input waveforms and probe circuit nodes voltages (...)
使用指南: PDF
封裝 針腳 CAD 符號、佔位空間與 3D 模型
SOIC (D) 14 Ultra Librarian
TSSOP (PW) 14 Ultra Librarian

訂購與品質

內含資訊:
  • RoHS
  • REACH
  • 產品標記
  • 鉛塗層/球物料
  • MSL 等級/回焊峰值
  • MTBF/FIT 估算值
  • 材料內容
  • 認證摘要
  • 進行中持續性的可靠性監測
內含資訊:
  • 晶圓廠位置
  • 組裝地點

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