產品詳細資料

Number of channels 4 Output type Open-collector, Open-drain Propagation delay time (µs) 1.3 Vs (max) (V) 32 Vs (min) (V) 2 Vos (offset voltage at 25°C) (max) (mV) 7 Iq per channel (typ) (mA) 0.2 Input bias current (±) (max) (nA) 250 Rail-to-rail In to V- Rating Automotive Operating temperature range (°C) -40 to 125 VICR (max) (V) 30.5 VICR (min) (V) 0
Number of channels 4 Output type Open-collector, Open-drain Propagation delay time (µs) 1.3 Vs (max) (V) 32 Vs (min) (V) 2 Vos (offset voltage at 25°C) (max) (mV) 7 Iq per channel (typ) (mA) 0.2 Input bias current (±) (max) (nA) 250 Rail-to-rail In to V- Rating Automotive Operating temperature range (°C) -40 to 125 VICR (max) (V) 30.5 VICR (min) (V) 0
SOIC (D) 14 51.9 mm² 8.65 x 6 TSSOP (PW) 14 32 mm² 5 x 6.4
  • 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 levels:
      • Class 1C for "AV" version

      • Class 2 for all other versions

    • Device CDM ESD classification level C3
  • Improved 2 kV HBM ESD for "B" device
  • Single supply or dual supplies
  • Low supply-current independent of supply voltage 200 uA typical per comparator ("B" Versions)
  • Low input bias current 3.5 nA typical ("B" device)
  • Low input offset current 0.5 nA typ ("B" device)
  • Low input offset voltage ±0.37 mV typ ("B" device)
  • Common-mode input voltage range includes ground
  • Differential input voltage range equal to maximum-rated supply voltage ±36 V
  • Output compatible with TTL, MOS, and CMOS
  • For single version in SOT, see the TL331-Q1 (SLVS969)
  • For dual version in multiple packages, see the LM2903x-Q1 (SLCS141)
  • Functional Safety-Capable
  • 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 levels:
      • Class 1C for "AV" version

      • Class 2 for all other versions

    • Device CDM ESD classification level C3
  • Improved 2 kV HBM ESD for "B" device
  • Single supply or dual supplies
  • Low supply-current independent of supply voltage 200 uA typical per comparator ("B" Versions)
  • Low input bias current 3.5 nA typical ("B" device)
  • Low input offset current 0.5 nA typ ("B" device)
  • Low input offset voltage ±0.37 mV typ ("B" device)
  • Common-mode input voltage range includes ground
  • Differential input voltage range equal to maximum-rated supply voltage ±36 V
  • Output compatible with TTL, MOS, and CMOS
  • For single version in SOT, see the TL331-Q1 (SLVS969)
  • For dual version in multiple packages, see the LM2903x-Q1 (SLCS141)
  • Functional Safety-Capable

The LM2901B-Q1 device is the next generation version of the industry-standard LM2901x-Q1 comparator family. This next generation family provides outstanding value for cost-sensitive applications, with features including lower offset voltage, higher supply voltage capability, lower supply current, lower input bias current, lower propagation delay, and improved 2kV ESD performance with drop-in replacement convenience.

All devices consist of four independent voltage comparators that are designed to operate over a wide range of voltages. Operation from dual supplies also is possible as long as the difference between the two supplies is within 2 V to 36 V, and VCC is at least 1.5 V more positive than the input common-mode voltage. The outputs can be connected to other open-collector outputs.

The "V" versions operate up to 32V, and the "B" version operates up to 36V. All are qualified for the AEC-Q100 Grade 1 temperature range of -40°C to +125°C.

The LM2901B-Q1 device is the next generation version of the industry-standard LM2901x-Q1 comparator family. This next generation family provides outstanding value for cost-sensitive applications, with features including lower offset voltage, higher supply voltage capability, lower supply current, lower input bias current, lower propagation delay, and improved 2kV ESD performance with drop-in replacement convenience.

All devices consist of four independent voltage comparators that are designed to operate over a wide range of voltages. Operation from dual supplies also is possible as long as the difference between the two supplies is within 2 V to 36 V, and VCC is at least 1.5 V more positive than the input common-mode voltage. The outputs can be connected to other open-collector outputs.

The "V" versions operate up to 32V, and the "B" version operates up to 36V. All are qualified for the AEC-Q100 Grade 1 temperature range of -40°C to +125°C.

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類型 標題 日期
* Data sheet LM2901B-Q1, LM2901x-Q1 Quadruple Automotive Comparator datasheet (Rev. G) PDF | HTML 2023年 3月 3日
White paper Understanding Functional Safety FIT Base Failure Rate Estimates per IEC 62380 and SN 29500 (Rev. A) PDF | HTML 2024年 4月 30日
Functional safety information LM2901-Q1, LM2901B-Q1, LM2901V-Q1, FS, FIT Rate, Failure Mode Dist and Pin FMA PDF | HTML 2020年 4月 7日
E-book The Signal e-book: A compendium of blog posts on op amp design topics 2017年 3月 28日

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