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BU4942FVE-TR

BU4942FVE-TR

BU4942FVE-TR

ROHM Semiconductor

2.4V5 Terminals 5-Pin BU4942 Voltage supervisor1 Channels Min 700mV Max 7V

SOT-23

BU4942FVE-TR Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 9 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case SOT-665
Number of Pins 5
Operating Temperature-40°C~125°C TA
PackagingTape & Reel (TR)
Published 2009
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 5
ECCN Code EAR99
Type Simple Reset/Power-On Reset
Subcategory Power Management Circuits
Max Power Dissipation210mW
Technology CMOS
Terminal Position DUAL
Terminal FormFLAT
Number of Functions 1
Supply Voltage 2.4V
Base Part Number BU4942
Output Push-Pull, Totem Pole
Pin Count5
Number of Channels 1
Max Supply Voltage7V
Min Supply Voltage700mV
Operating Supply Current 550nA
Max Supply Current 1.58μA
Adjustable Threshold NO
Quiescent Current500nA
Accuracy 1 %
Watchdog TimerNo
Reset Active High/Active Low
Voltage - Threshold 4.2V
Number of Voltages Monitored1
Min Reset Threshold Voltage 4.158V
Max Reset Threshold Voltage 4.242V
Threshold Voltage +4.2V
Undervoltage Threshold4.158V
Overvoltage Threshold4.242V
Height Seated (Max) 0.6mm
RoHS StatusROHS3 Compliant
In-Stock:27511 items

Pricing & Ordering

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BU4942FVE-TR Product Details

BU4942FVE-TR Overview


There are 5 mounting terminals on the voltage supervisor, each of which has a different function. This power ic is packaged in a way that looks like a Tape & Reel (TR). The purpose of this IC management is to provide you with a reference of 1 functions. There are 1 channels available on this supervisor, and each channel has a different function. IC management is packaged as a SOT-665 package. This IC power shares lots of benefits with other Simple Reset/Power-On Reset products. During operation, the power ic is supplied with a voltage of 2.4V. When a supply voltage of 1 is applied to the power ic, it conducts. Surface Mount mounts IC management. It is possible to subcategorize this power ic as a Power Management Circuits chip. It has a total of 5 pins that are attached to IC management. 5 pins are present on the power management system. It is recommended that the minimum supply voltage (Vsup) for this IC management should not be less than 700mV volts. In this PMIC, the maximum supply voltage (Vsup) should not exceed 7V volts. Power management recommends the Surface Mount mounting type. You should set the supervisor's temperature during -40°C~125°C TA . The output voltage of this power managment ic during operation is Push-Pull, Totem Pole. The supervisor's supply current is specified to 550nA. A similar IC managements number of the manufacturer can always be found by using BU4942, the base power ics number. At the most, voltage supervisor can work with a supply temperature of 1.58μA.

BU4942FVE-TR Features


Simple Reset/Power-On Reset type
Minimum supply voltage of 700mV
550nA operating supply current

BU4942FVE-TR Applications


There are a lot of ROHM Semiconductor BU4942FVE-TR Voltage Supervisors applications.

  • Important electronics for automotive safety
  • FPGA design
  • Power distribution systems of infant care room
  • Sensitive sensors
  • Cloud computing
  • Power distribution systems of operating room
  • Microcontroller system
  • Display equipment
  • DVR
  • DSP

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