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BU4840G-TR

BU4840G-TR

BU4840G-TR

ROHM Semiconductor

2.4V5 Terminals 5-Pin BU4840 Voltage supervisor1 Channels Min 700mV Max 7V

SOT-23

BU4840G-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 BU4840
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 1.58μA
Adjustable Threshold NO
Quiescent Current500nA
Accuracy 1 %
Watchdog TimerNo
Reset Active High/Active Low
Voltage - Threshold 4V
Number of Voltages Monitored1
Min Reset Threshold Voltage 3.96V
Max Reset Threshold Voltage 4.04V
Threshold Voltage +4V
Undervoltage Threshold3.96V
Overvoltage Threshold4.04V
Length 2.9mm
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:12783 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$1.592290$1.59229
10$1.502160$15.0216
100$1.417132$141.7132
500$1.336917$668.4585
1000$1.261243$1261.243

BU4840G-TR Product Details

BU4840G-TR Overview


There are 5 terminals on this power management that allow it to be mounted. Packaged in the form of a Tape & Reel (TR), power management is easy to use. The purpose of this IC management is to provide you with a reference of 1 functions. Depending on the power managment ic you are looking at, you can find a total of 1 channels. There are SC-74A, SOT-753 functions included in this PMIC so that you can refer to them. It is a IC power that shares many benefits with other products from the Simple Reset/Power-On Reset line. When 2.4V is applied to the power ic, it conducts. There is a voltage supply of 1 for the PMIC chip, and the chip conducts at that voltage. Surface Mount mounts IC management. There is a subcategory of this power ic known as Power Management Circuits. It has a total of 5 pins that are attached to IC management. Power managment ic pin count is 5. I should note that the minimum supply voltage (Vsup) for this IC management should be at least 700mV, which is the minimum supply voltage that should be applied. This IC power should be powered by no more than 7V volts of supply voltage (Vsup). In this case, Surface Mount is the recommended mounting type. This power management is the recommended temperature range for the supervisors: -40°C~125°C TA. During normal operation, this power managment ic can generate Open Drain or Open Collector of output voltage. The supervisor's supply current is specified to 550nA. To find similar IC managements from the manufacturer, you can always search by BU4840. The maximum supply temperature voltage supervisor can handle is 1.58μA.

BU4840G-TR Features


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

BU4840G-TR Applications


There are a lot of ROHM Semiconductor BU4840G-TR Voltage Supervisors applications.

  • Transformer load monitoring equipment
  • Display equipment
  • Precision measurement
  • Detection of phase imbalance
  • Smartphones
  • Important electronics for automotive safety
  • Telecommunications equipment
  • Analog circuit
  • Efficient information transmission
  • Medical-specific insulation monitor

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