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BU4809F-TR

BU4809F-TR

BU4809F-TR

ROHM Semiconductor

2.4V4 Terminals 4-Pin BU48* Voltage supervisor1 Channels Min 700mV Max 7V

SOT-23

BU4809F-TR Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 7 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 4-TSOP (0.049, 1.25mm Width)
Number of Pins 4
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 4
ECCN Code EAR99
Type Simple Reset/Power-On Reset
Subcategory Power Management Circuits
Max Power Dissipation400mW
Technology CMOS
Terminal Position DUAL
Terminal FormGULL WING
Number of Functions 1
Supply Voltage 2.4V
Base Part Number BU48*
Output Open Drain or Open Collector
Pin Count4
Power Supplies2.5/5V
Number of Channels 1
Max Supply Voltage7V
Min Supply Voltage700mV
Operating Supply Current 550nA
Max Supply Current 880nA
Adjustable Threshold NO
Quiescent Current300nA
Accuracy 1 %
Watchdog TimerNo
Reset Active High/Active Low
Voltage - Threshold 0.9V
Number of Voltages Monitored1
Min Reset Threshold Voltage 891mV
Max Reset Threshold Voltage 909mV
Threshold Voltage +0.9V
Undervoltage Threshold891mV
Overvoltage Threshold909mV
Length 2mm
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:30951 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$5.128080$5.12808
10$4.837811$48.37811
100$4.563973$456.3973
500$4.305635$2152.8175
1000$4.061920$4061.92

BU4809F-TR Product Details

BU4809F-TR Overview


This power management consists of 4 mounting terminals on which it can be mounted. This power ic is packaged in a way that looks like a Tape & Reel (TR). In this PMIC, you can find 1 functions for your reference. This power managment ic consists of 1 channels, each of which can be used independently. Please find attached 4-TSOP (0.049, 1.25mm Width) functions for your reference in this IC power. There are many benefits that this IC power shares with other Simple Reset/Power-On Reset products as well. The supervisor is always powered by a 2.4V volt supply. During operation, the power ic is supplied with a voltage of 1. Power management is included in the Surface Mount mount. As a subcategory, this PMIC chip can be categorized as Power Management Circuits. The total number of pins on this power management is 4. There are 4 pins on the power managment ic. There should be a minimum voltage supply (Vsup) of 700mV for this PMIC. The maximum supply voltage (Vsup) is not to exceed 7V volts in this IC management. Mounting type Surface Mount is recommended. It is recommended that the supervisor be set to this temperature: -40°C~125°C TA. When this power management system is in operation, it produces an output voltage of Open Drain or Open Collector. In order to maintain a stable supply current for the power management, 550nA is the recommended value. To find similar IC managements from the manufacturer, you can always search by BU48*. The voltage supervisor requires a power source of 2.5/5V volts in order to work correctly. A maximum supply temperature of 880nA can be used with this power management.

BU4809F-TR Features


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

BU4809F-TR Applications


There are a lot of ROHM Semiconductor BU4809F-TR Voltage Supervisors applications.

  • Power distribution systems of infant care room
  • Embedded computing
  • Leakage current detection
  • Precision measurement
  • FPGA design
  • Radio
  • Efficient information transmission
  • DC stabilized power supply module
  • Utility meter
  • Multi-voltage system

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