ホーム パワー マネージメント スーパーバイザとリセット IC リセット、およびウォッチドッグ IC

TPS3800G27

アクティブ

超小型、電源電圧スーパーバイザ

製品詳細

Rating Catalog Number of supplies monitored 1 Threshold voltage 1 (typ) (V) 2.5 Features Manual reset capable, Undervoltage monitor only Reset threshold accuracy (%) 2 Iq (typ) (mA) 0.009 Output driver type/reset output Active-low, Push-Pull Time delay (ms) 100 Watchdog timer WDI (s) None Operating temperature range (°C) -40 to 85
Rating Catalog Number of supplies monitored 1 Threshold voltage 1 (typ) (V) 2.5 Features Manual reset capable, Undervoltage monitor only Reset threshold accuracy (%) 2 Iq (typ) (mA) 0.009 Output driver type/reset output Active-low, Push-Pull Time delay (ms) 100 Watchdog timer WDI (s) None Operating temperature range (°C) -40 to 85
SOT-SC70 (DCK) 5 4.2 mm² (2 mm × 2.1 mm)
  • Small, 5-Pin SC-70 (SOT-323) Package
  • Supply Current of 9 µA
  • Power-On Reset Generator With Fixed Delay Time
    • TPS3800 = 100 ms
    • TPS3801 = 200 ms
    • TPS3802 = 400 ms
  • Precision Supply Voltage Monitor 1.8 V, 2.5 V,
    2.7 V, 3 V, 3.3 V, 5 V, and Adjustable
  • Manual Reset Input (Except TPS3801-01)
  • Temperature Range:  –40°C to +85°C
  • APPLICATIONS
    • Applications Using DSPs, Microcontrollers, or Microprocessors
    • Wireless Communication Systems
    • Portable/Battery-Powered Equipment
    • Programmable Controls
    • Intelligent Instruments
    • Industrial Equipment
    • Notebook/Desktop Computers
    • Automotive Systems

All other trademarks are the property of their respective owners.

  • Small, 5-Pin SC-70 (SOT-323) Package
  • Supply Current of 9 µA
  • Power-On Reset Generator With Fixed Delay Time
    • TPS3800 = 100 ms
    • TPS3801 = 200 ms
    • TPS3802 = 400 ms
  • Precision Supply Voltage Monitor 1.8 V, 2.5 V,
    2.7 V, 3 V, 3.3 V, 5 V, and Adjustable
  • Manual Reset Input (Except TPS3801-01)
  • Temperature Range:  –40°C to +85°C
  • APPLICATIONS
    • Applications Using DSPs, Microcontrollers, or Microprocessors
    • Wireless Communication Systems
    • Portable/Battery-Powered Equipment
    • Programmable Controls
    • Intelligent Instruments
    • Industrial Equipment
    • Notebook/Desktop Computers
    • Automotive Systems

All other trademarks are the property of their respective owners.

The TPS380x family of supervisory circuits monitor supply voltages to provide circuit initialization and timing supervision, primarily for DSPs and other processor-based systems.

These devices assert a push-pull RESET signal when the SENSE (adjustable version) or VDD (fixed version) drops below a preset threshold. The RESET output remains asserted for the factory programmed delay time after the SENSE or VDD return above its threshold.

The TPS380x devices, except the TPS3801-01, incorporate a manual reset input (MR). A low level at MR causes RESET to become active.

The TPS380x uses a precision reference to achieve an overall threshold accuracy of 2%—2.5%. These devices are available in a 5-pin SC-70 package, which is only about half the size of a 5-pin SOT-23 package.

The TPS380x devices are fully specified over a temperature range of –40°C to +85°C.

The TPS380x family of supervisory circuits monitor supply voltages to provide circuit initialization and timing supervision, primarily for DSPs and other processor-based systems.

These devices assert a push-pull RESET signal when the SENSE (adjustable version) or VDD (fixed version) drops below a preset threshold. The RESET output remains asserted for the factory programmed delay time after the SENSE or VDD return above its threshold.

The TPS380x devices, except the TPS3801-01, incorporate a manual reset input (MR). A low level at MR causes RESET to become active.

The TPS380x uses a precision reference to achieve an overall threshold accuracy of 2%—2.5%. These devices are available in a 5-pin SC-70 package, which is only about half the size of a 5-pin SOT-23 package.

The TPS380x devices are fully specified over a temperature range of –40°C to +85°C.

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上位の文書 タイプ タイトル フォーマットオプション 最新の英語版をダウンロード 日付
* データシート 超小型電源電圧スーパーバイザ データシート (Rev. E) 2010/10/29

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