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BU4844G-TR

BU4844G-TR

BU4844G-TR

ROHM Semiconductor

2.4V5 Terminals 5-Pin BU4844 Voltage supervisor1 Channels Min 700mV Max 7V

SOT-23

BU4844G-TR Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 20 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case SC-74A, SOT-753
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 Dissipation540mW
Technology CMOS
Terminal Position DUAL
Terminal FormGULL WING
Number of Functions 1
Supply Voltage 2.4V
Base Part Number BU4844
Output Open Drain or Open Collector
Pin Count5
Number of Channels 1
Max Supply Voltage7V
Min Supply Voltage700mV
Operating Supply Current 550nA
Max Supply Current 1.75μA
Adjustable Threshold NO
Quiescent Current550nA
Accuracy 1 %
Watchdog TimerNo
Reset Active High/Active Low
Voltage - Threshold 4.4V
Number of Voltages Monitored1
Min Reset Threshold Voltage 4.356V
Max Reset Threshold Voltage 4.444V
Threshold Voltage +4.4V
Undervoltage Threshold4.356V
Overvoltage Threshold4.444V
Length 2.9mm
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:44776 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$0.458309$0.458309
10$0.432367$4.32367
100$0.407893$40.7893
500$0.384805$192.4025
1000$0.363024$363.024

BU4844G-TR Product Details

BU4844G-TR Overview


Power management is mounted through 5 terminals. Tape & Reel (TR)-packaging is used. Power management is possible to find a series of 1 functions. Power management consists of 1 channels, each of which can be used independently. IC management is packaged as a SC-74A, SOT-753 package. It is a IC power that shares many benefits with other products from the Simple Reset/Power-On Reset line. The supervisor is always powered by a 2.4V volt supply. Power management conducts at a voltage of 1. The mount is attached to Surface Mount. In this case, this PMIC chip can be sub-categorized as a Power Management Circuits chip. A total of 5 pins are located on this power management. This power management has 5 pins. IC management can only work with a supply voltage of 700mV volts. The maximum supply voltage (Vsup) in this PMIC should not exceed 7V volts. The recommended mounting type is Surface Mount. It is recommended that the supervisor be set to this temperature: -40°C~125°C TA. During normal operation, this power managment ic can generate Open Drain or Open Collector of output voltage. As far as the supply current of the power management is concerned, it is 550nA. It is always advisable to use BU4844, the base supervisor number, when searching for similar PMICs from the manufacturer. The maximum supply temperature that PMIC chip can work with is 1.75μA.

BU4844G-TR Features


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

BU4844G-TR Applications


There are a lot of ROHM Semiconductor BU4844G-TR Voltage Supervisors applications.

  • Leakage protection
  • FPGA design
  • Microprocessor system
  • Automotive power systems
  • Detection of phase imbalance
  • Power distribution systems of operating room
  • Data storage applications
  • Personal computers
  • Efficient information transmission
  • Precision measurement

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