APX803L-36SA-7 Datasheet Summary

General Description

The APX803L-36SA-7 is a micro-power voltage detector series developed by Diodes Inc., designed for microprocessor (µP) supervisory circuits to monitor power supplies in µP and digital systems. It offers a wide range of detection voltage levels from 1.2V to 5.0V with 0.1V step options and requires a low supply current of 1µA (typical), making it suitable for applications such as smartphones, battery-powered devices, and Internet equipment.

Features

• Low Supply Current: 1.0µA (typical), 2.5µA (maximum)
• Internal Fixed Threshold: 1.2V to 5.0V with 0.1V step
• High Threshold Voltage Accuracy: ±1.5%
• Quick Reset: Within 20μs
• Built-in Recovery Delay Time Options: 0ms, 55ms, 220ms, and 450ms
• Open-Drain Output: Active Low
• No External Components Required
• SOT23, SOT323, SC59, and SOT25 Packages
• Totally Lead-Free & Fully RoHS Compliant
• Halogen and Antimony Free. “Green” Device

Applications

• Computers
• Controllers
• Intelligent Instruments
• Critical µP and µC Power Monitoring
• Portable/Battery Powered Equipment

Pin Assignments

SOT23 Package (Top View)

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Electrical Characteristics (@TA = +25°C)

• Supply Current (ICC): 1µA (typical) at VTH + 0.2V
• Reset Threshold (VTH): 3.6V (nominal)
• Threshold Voltage Accuracy (∆VTH): ±1.5%
• Reset Threshold Hysteresis (VHYS): 0.01VTH to 0.016VTH mV
• Reset Threshold Voltage Temperature Coefficient: ±50ppm/°C
• Output Voltage Low (VOL): 0.4V (max) at VCC = VTH - 0.2, ISINK = 3.5mA

Timing Characteristics

• VCC Drop to Delay (tS): 20µs (max) from VCC = VTH to (VTH – 100mV)
• Reset Active Timeout Period (tDELAY):0ms (APX803L-XX)55ms (APX803L05-XX)220ms (APX803L20-XX)450ms (APX803L40-XX)

Ordering Information

• Part Number: APX803L-36SA-7
• Package: SOT23
• Voltage: 3.6V
• Reset Active Timeout Period: 0ms
• Output Type: Active Low, Open Drain
• Packaging: 7” Tape & Reel
• Quantity: 3000 per Tape & Reel

Marking Information

SOT23 Package

• Identification Code: A236
• Week: W (A to Z for 1 to 26 week; a to z for 27 to 52 week; z represents 52 and 53 week)
• Year: Y (0 to 9)
• Internal Code: X

Package Outline Dimensions

SOT23 Package

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Important Notice

• Diodes Incorporated makes no warranty of any kind, express or implied, with regards to this document.
• The company reserves the right to make modifications without further notice.
• Customers assume all risks of using the products described herein and agree to hold Diodes Incorporated harmless against all damages.
• Products may be covered by one or more United States, international, or foreign patents pending.
• Unauthorized use in life support devices or systems is not authorized without express written approval.