NCP303LSN31T1G
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onsemi NCP303LSN31T1G

Manufacturer No:
NCP303LSN31T1G
Manufacturer:
onsemi
Package:
Tape & Reel (TR)
Description:
IC SUPERVISOR 1 CHANNEL 5TSOP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The NCP303LSN31T1G is a second-generation ultra-low current voltage detector from onsemi, designed for use as a reset controller in portable microprocessor-based systems where extended battery life is crucial. This device features a highly accurate undervoltage detector with hysteresis and an externally programmable time delay generator, preventing erratic system reset operations.

Key Specifications

CharacteristicUnitMinTypMax
Input Power Supply Voltage (Pin 2)V0.55-10
Detector Threshold (Pin 2, Vin Decreasing)V3.0383.13.162
Detector Threshold Hysteresis (Pin 2, Vin Increasing)V0.0930.1550.217
Supply Current (Pin 2)μA0.250.501.0
Reset Output Current (Pin 1, Active Low)mA0.011.02.0
Operating Ambient Temperature Range°C-40-125
Delay Capacitor Pin Threshold Voltage (Pin 5)V1.492.012.53

Key Features

  • Ultra-low quiescent current of 0.5 μA typical
  • High accuracy undervoltage threshold with 2.0% tolerance
  • Externally programmable time delay generator
  • Wide operating voltage range of 0.8 V to 10 V
  • Open drain N-Channel output with active low reset
  • Specified over the -40°C to +125°C temperature range
  • Complementary output configuration available in other models of the series

Applications

The NCP303LSN31T1G is ideal for use in portable microprocessor-based systems, such as handheld devices, battery-powered equipment, and other applications where low power consumption and reliable reset functionality are essential.

Q & A

  1. What is the primary function of the NCP303LSN31T1G? The primary function is to act as a reset controller in microprocessor-based systems.
  2. What is the typical quiescent current of the NCP303LSN31T1G? The typical quiescent current is 0.5 μA.
  3. What is the operating voltage range of the NCP303LSN31T1G? The operating voltage range is from 0.8 V to 10 V.
  4. How is the time delay in the NCP303LSN31T1G programmed? The time delay is externally programmable using a capacitor.
  5. What type of output does the NCP303LSN31T1G have? The output is an open drain N-Channel with an active low reset.
  6. What is the temperature range for the NCP303LSN31T1G? The device is specified over the -40°C to +125°C temperature range.
  7. What is the detector threshold hysteresis for the NCP303LSN31T1G? The detector threshold hysteresis is between 0.093 V and 0.217 V.
  8. How does the NCP303LSN31T1G prevent erratic system reset operations? It prevents erratic system reset operations through its highly accurate undervoltage detector with hysteresis and an externally programmable time delay generator.
  9. What are some typical applications for the NCP303LSN31T1G? Typical applications include handheld devices and other battery-powered equipment.
  10. What is the maximum junction temperature for the NCP303LSN31T1G? The maximum junction temperature is +150°C.

Product Attributes

Type:Simple Reset/Power-On Reset
Number of Voltages Monitored:1
Voltage - Threshold:3.1V
Output:Open Drain or Open Collector
Reset:Active Low
Reset Timeout:Adjustable/Selectable
Operating Temperature:-40°C ~ 125°C (TA)
Mounting Type:Surface Mount
Package / Case:SOT-23-5 Thin, TSOT-23-5
Supplier Device Package:5-TSOP
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Similar Products

Part Number NCP303LSN31T1G NCP303LSN38T1G NCP303LSN32T1G NCP303LSN36T1G NCP303LSN33T1G NCP303LSN34T1G NCP303LSN11T1G NCP303LSN30T1G NCP303LSN31T1
Manufacturer onsemi onsemi onsemi onsemi onsemi onsemi onsemi onsemi onsemi
Product Status Obsolete Obsolete Obsolete Active Obsolete Obsolete Obsolete Obsolete Obsolete
Type Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset - Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset
Number of Voltages Monitored 1 1 1 - 1 1 1 1 1
Voltage - Threshold 3.1V 3.8V 3.2V - 3.3V 3.4V 1.1V 3V 3.1V
Output Open Drain or Open Collector Open Drain or Open Collector Open Drain or Open Collector - Open Drain or Open Collector Open Drain or Open Collector Open Drain or Open Collector Open Drain or Open Collector Open Drain or Open Collector
Reset Active Low Active Low Active Low - Active Low Active Low Active Low Active Low Active Low
Reset Timeout Adjustable/Selectable Adjustable/Selectable Adjustable/Selectable - Adjustable/Selectable Adjustable/Selectable Adjustable/Selectable Adjustable/Selectable Adjustable/Selectable
Operating Temperature -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) - -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 85°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA)
Mounting Type Surface Mount Surface Mount Surface Mount - Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case SOT-23-5 Thin, TSOT-23-5 SOT-23-5 Thin, TSOT-23-5 SOT-23-5 Thin, TSOT-23-5 - SOT-23-5 Thin, TSOT-23-5 SOT-23-5 Thin, TSOT-23-5 SOT-23-5 Thin, TSOT-23-5 SOT-23-5 Thin, TSOT-23-5 SOT-23-5 Thin, TSOT-23-5
Supplier Device Package 5-TSOP 5-TSOP 5-TSOP - 5-TSOP 5-TSOP 5-TSOP 5-TSOP 5-TSOP

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