產品詳細資料

Number of channels 1 Output type Open-collector, Open-drain Propagation delay time (µs) 0.56 Vs (max) (V) 36 Vs (min) (V) 2.2 Vos (offset voltage at 25°C) (max) (mV) 2.5 Iq per channel (typ) (mA) 0.055 Input bias current (±) (max) (nA) 15 Rail-to-rail In Rating Catalog Operating temperature range (°C) -40 to 125 Features Small Size VICR (max) (V) 36 VICR (min) (V) 2.2
Number of channels 1 Output type Open-collector, Open-drain Propagation delay time (µs) 0.56 Vs (max) (V) 36 Vs (min) (V) 2.2 Vos (offset voltage at 25°C) (max) (mV) 2.5 Iq per channel (typ) (mA) 0.055 Input bias current (±) (max) (nA) 15 Rail-to-rail In Rating Catalog Operating temperature range (°C) -40 to 125 Features Small Size VICR (max) (V) 36 VICR (min) (V) 2.2
SOT-23 (DBV) 5 8.12 mm² 2.9 x 2.8 SOT-5X3 (DRL) 5 2.56 mm² 1.6 x 1.6 SOT-SC70 (DCK) 5 4.2 mm² 2 x 2.1
  • Supply Range:
    +2.2 V to +36 V or ±1.1 V to ±18 V
  • Low Quiescent Current:
    55 µA per Comparator
  • Input Common-Mode Range Includes Both Rails
  • Low Propagation Delay: 560 ns
  • Low Input Offset Voltage: 300 µV
  • Open Collector Outputs
    • Up To 36 V Above Negative Supply Regardless of Supply Voltage
  • Industrial Temperature Range:
    –40°C to +125°C
  • Small Packages:
    • Single: SC70-5, SOT-23-5, SOT553-5
    • Dual: VSSOP-8, X2QFN-8
    • Quad: TSSOP-14
  • Supply Range:
    +2.2 V to +36 V or ±1.1 V to ±18 V
  • Low Quiescent Current:
    55 µA per Comparator
  • Input Common-Mode Range Includes Both Rails
  • Low Propagation Delay: 560 ns
  • Low Input Offset Voltage: 300 µV
  • Open Collector Outputs
    • Up To 36 V Above Negative Supply Regardless of Supply Voltage
  • Industrial Temperature Range:
    –40°C to +125°C
  • Small Packages:
    • Single: SC70-5, SOT-23-5, SOT553-5
    • Dual: VSSOP-8, X2QFN-8
    • Quad: TSSOP-14

The TLV170x family of devices offers a wide supply range, rail-to-rail inputs, low quiescent current, and low propagation delay. All these features come in industry-standard, extremely-small packages, making these devices the best general-purpose comparators available.

The open collector output offers the advantage of allowing the output to be pulled to any voltage rail up to +36 V above the negative power supply, regardless of the TLV170x supply voltage.

These devices are available in single (TLV1701), dual (TLV1702), and quad (TLV1704) channel versions. Low input offset voltage, low input bias currents, low supply current, and open-collector configuration make the TLV170x family flexible enough to handle almost any application, from simple voltage detection to driving a single relay.

All devices are specified for operation across the expanded industrial temperature range of –40°C to +125°C.

The TLV170x family of devices offers a wide supply range, rail-to-rail inputs, low quiescent current, and low propagation delay. All these features come in industry-standard, extremely-small packages, making these devices the best general-purpose comparators available.

The open collector output offers the advantage of allowing the output to be pulled to any voltage rail up to +36 V above the negative power supply, regardless of the TLV170x supply voltage.

These devices are available in single (TLV1701), dual (TLV1702), and quad (TLV1704) channel versions. Low input offset voltage, low input bias currents, low supply current, and open-collector configuration make the TLV170x family flexible enough to handle almost any application, from simple voltage detection to driving a single relay.

All devices are specified for operation across the expanded industrial temperature range of –40°C to +125°C.

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技術文件

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類型 標題 日期
* Data sheet TLV170x 2.2-V to 36-V, microPower Comparator datasheet (Rev. D) PDF | HTML 2015年 6月 9日
Technical article Solving top comparator challenges: Negative inputs and phase reversal PDF | HTML 2022年 1月 18日
Technical article Power-supply supervision circuits made simpler with DACs PDF | HTML 2019年 2月 7日
Circuit design High-side current sensing with comparator circuit 2018年 9月 20日
E-book The Signal e-book: A compendium of blog posts on op amp design topics 2017年 3月 28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)。

模擬型號

TLV170x and TLV170x-Q1 TINA-TI Reference Design and Macromodel (Rev. A)

SBOMBV1A.ZIP (9 KB) - TINA-TI Spice Model
模擬型號

High-Side Current Sensing (Rev. A)

SLOM456A.ZIP (4 KB) - TINA-TI Reference Design
模擬型號

TLV170x and TLV170x-Q1 PSpice Model (Rev. C)

SBOM859C.ZIP (91 KB) - PSpice Model
設計工具

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Comparators are used to differentiate between two different signal levels. With noise, signal variation, or slow-moving signals, undesirable transitions at the output can be observed with a constant threshold. Setting upper and lower hysteresis thresholds eliminates these undesirable output (...)
設計工具

CIRCUIT060078 — 具有磁滯電路的非反向比較器

Comparators are used to differentiate between two different signal levels. With noise, signal variation, or slow-moving signals, undesirable transitions at the output can be observed with a constant threshold. Setting upper and lower hysteresis thresholds eliminates these undesirable output (...)
設計工具

CIRCUIT060082 — 熱控開關電路

This thermal switch solution will signal low (to a GPIO pin) when a certain temperature is exceeded thus alerting when conditions are no longer optimal or device-safe. This circuit incorporates an NTC thermistor with a comparator configured in a non-inverting fashion.
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

TINA-TI — 基於 SPICE 的類比模擬程式

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
參考設計

TIPD144 — 具有磁滯功能的比較器參考設計

This TI Verified Design implements a comparator with hysteresis.  Comparators are used to differentiate between two different signal levels.  For example, a comparator may differentiate between an over temperature and normal temperature condition.  Noise or signal variation at the (...)
使用指南: PDF
電路圖: PDF
參考設計

TIDA-00778 — 單分流、雙分流、三分流 FOC,電流感測小於 1-us 的三相逆變器參考設計

The TIDA-00778 reference design demonstrates fast and accurate current sensing for a three-phase motor driven with sensorless field-oriented control (FOC). Drives with lower audible noise require faster andaccurate current sensing. The most common low-cost current-sensing methods use a single (...)
Design guide: PDF
電路圖: PDF
參考設計

TIDA-010023 — 適用於 3 相逆變器的物美價廉 < 1% 準確的電流感測和防護參考設計

This reference design demonstrates a cost optimized three-phase inverter leg (low-side shunt) current sensing solution with high accuracy and faster response for sensorless 2-shunt or 3-shunt field oriented control (FOC). This reference design demonstrates inverter leg current sensing with full (...)
Design guide: PDF
電路圖: PDF
封裝 引腳 下載
SOT-23 (DBV) 5 檢視選項
SOT-5X3 (DRL) 5 檢視選項
SOT-SC70 (DCK) 5 檢視選項

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