MAX6315US31D3-T

Monitors and resets circuits with ROHS compliance
7,657 有效庫存

MAX6315US31D3-T

有效庫存7,657

Monitors and resets circuits with ROHS compliance

  • 製造商零件號 # : MAX6315US31D3-T

  • 包裝/封裝: SOT-4

  • 製造商: MAXIM

  • 產品分類 : Supervisors

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MAX6315US31D3-T 數據表
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詳細說明

General DescriptionThe MAX6315 low-power CMOS microprocessor (µP) supervisory circuit is designed to monitor power supplies in µP and digital systems. It provides excellent circuit reliability and low cost by eliminating external components and adjustments. The MAX6315 also provides a debounced manual reset input.Features♦ Small SOT143 Package♦ Open-Drain RESET Output Can Exceed VCC♦ Precision, Factory-Set VCC Reset Thresholds: 100mV Increments from 2.5V to 5V♦ ±1.8% Reset Threshold Accuracy at TA = +25°C♦ ±2.5% Reset Threshold Accuracy Over Temp.♦ Four Reset Timeout Periods Available: 1ms, 20ms, 140ms, or 1120ms (minimum)♦ Immune to Short VCC Transients♦ 5µA Supply Current♦ Pin-Compatible with MAX811ApplicationsComputersControllersIntelligent InstrumentsCritical µP and µC Power MonitoringPortable/Battery-Powered Equipment

主要特徵

  • ♦ Small SOT143 Package
  • ♦ Open-Drain RESET Output Can Exceed VCC
  • ♦ Precision, Factory-Set VCC Reset Thresholds: 100mV Increments from 2.5V to 5V
  • ♦ ±1.8% Reset Threshold Accuracy at TA = +25°C
  • ♦ ±2.5% Reset Threshold Accuracy Over Temp.
  • ♦ Four Reset Timeout Periods Available: 1ms, 20ms, 140ms, or 1120ms (minimum)
  • ♦ Immune to Short VCC Transients
  • ♦ 5µA Supply Current
  • ♦ Pin-Compatible with MAX811

規格

以下是所選零件的基本參數，涉及零件的特性及其所屬類別。

Pbfree Code Yes Rohs Code No
Part Life Cycle Code Active Part Package Code SOT-143
Pin Count ! 4 Reach Compliance Code
Additional Feature ! RESET THRESHOLD VOLTAGE IS 3.08V; MANUAL RESET INPUT Adjustable Threshold NO
Analog IC - Other Type POWER SUPPLY SUPPORT CIRCUIT JESD-30 Code R-PDSO-G4
JESD-609 Code e0 Length 2.92 mm
Moisture Sensitivity Level 1 Number of Channels 1
Number of Functions 1 Number of Terminals 4
Operating Temperature-Max 125 °C Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY Package Code LSOP
Package Shape RECTANGULAR Package Style SMALL OUTLINE, LOW PROFILE
Peak Reflow Temperature (Cel) 245 Seated Height-Max 1.22 mm
Supply Voltage-Max (Vsup) 5.5 V Supply Voltage-Min (Vsup) 1 V
Supply Voltage-Nom (Vsup) 3.3 V Surface Mount ! YES
Technology CMOS Temperature Grade ! AUTOMOTIVE
Terminal Finish TIN LEAD Terminal Form ! GULL WING
Terminal Pitch ! 1.92 mm Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED Width 1.3 mm

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。

初步規格 MAX6315US31D3-T PDF 下載

常見問題解答

What is MAX6315US31D3-T?

The MAX6315US31D3-T is a microprocessor supervisory circuit designed by Maxim Integrated. It is used to monitor the power supply voltage of a microprocessor or other digital system. It ensures a controlled start-up and proper operation under power supply variations.

How Does MAX6315US31D3-T Work?

The MAX6315US31D3-T works by continuously monitoring the power supply voltage. It generates a reset signal to the microprocessor when the voltage falls below a specific threshold, preventing the system from operating in an undefined state. The device also includes a manual reset input for external system reset control.

How Many Pins does MAX6315US31D3-T have and What are the Functions of the Pinout Configuration?

The MAX6315US31D3-T is housed in a 5-pin SOT23-5 package. The pinout configuration includes:

  • VCC: Power supply input pin.
  • GND: Ground pin.
  • MR: Manual reset input for external system reset control.
  • RESET: Reset output to the microprocessor.
  • NC: No connect pin.

What are the Pros and Cons of MAX6315US31D3-T?

Pros:

  • Power Supply Monitoring: Ensures reliable operation and system protection by monitoring the power supply voltage.
  • Manual Reset Input: Provides the flexibility for external control of the system reset function.
  • Small Package: The SOT23-5 package is compact and space-efficient, suitable for compact designs.
  • High Accuracy: Offers accurate voltage monitoring for precise system control.

Cons:

  • Application Specific: Designed specifically for microprocessor and digital system supervision, may not be suitable for other applications.
  • External Components: May require additional external components for specific reset timing or additional features.

Are There Any Equivalents/Alternatives to MAX6315US31D3-T for Recommendation?

  • The MAX809 from Maxim Integrated is a similar microprocessor supervisory circuit with slightly different features.
  • Alternatives to the MAX6315US31D3-T include the ADM803 from Analog Devices and the TPS3808 from Texas Instruments.

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