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BU4840F-TR

BU4840F-TR

BU4840F-TR

ROHM Semiconductor

2.4V4 Terminals 4-Pin BU4840 Voltage supervisor1 Channels Min 700mV Max 7V

SOT-23

BU4840F-TR Datasheet

non-compliant

In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 7 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case SC-82
Number of Pins 4
Operating Temperature -40°C~125°C TA
Packaging Tape & Reel (TR)
Published 2009
Pbfree Code yes
Part Status Active
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 Dissipation 400mW
Technology CMOS
Terminal Position DUAL
Terminal Form GULL WING
Number of Functions 1
Supply Voltage 2.4V
Base Part Number BU4840
Output Open Drain or Open Collector
Pin Count 4
Power Supplies 2.5/5V
Number of Channels 1
Max Supply Voltage 7V
Min Supply Voltage 700mV
Operating Supply Current 550nA
Max Supply Current 1.58μA
Adjustable Threshold NO
Quiescent Current 500nA
Accuracy 1 %
Watchdog Timer No
Reset Active High/Active Low
Voltage - Threshold 4V
Number of Voltages Monitored 1
Min Reset Threshold Voltage 3.96V
Max Reset Threshold Voltage 4.04V
Threshold Voltage +4V
Undervoltage Threshold 3.96V
Overvoltage Threshold 4.04V
Length 2mm
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $6.126960 $6.12696
10 $5.780151 $57.80151
100 $5.452973 $545.2973
500 $5.144314 $2572.157
1000 $4.853126 $4853.126
BU4840F-TR Product Details

BU4840F-TR Overview


Power management is mounted through 4 terminals. There is a Tape & Reel (TR)-packaging method applied to IC management. As a reference, this IC management includes 1 functions for your convenience. A series of 1 channels can be found on this supervisor. The purpose of this IC power is to provide you with a reference of SC-82 functions. As with other Simple Reset/Power-On Reset products, this IC management also offers a wide range of benefits. IC management conducts at a voltage of 2.4V. When 1 is applied to the power ic, it conducts. The mount is attached to Surface Mount. There is a subcategory of this power ic known as Power Management Circuits. The total number of pins on this power management is 4. This power management system has 4 pins. There should be a minimum voltage supply (Vsup) of 700mV for this PMIC. During this IC power, the maximum supply voltage (Vsup) should not exceed 7V volts. The recommended mounting type is Surface Mount. You should set the supervisor's temperature during -40°C~125°C TA . As a result of this supervisor's operation, the output voltage is Open Drain or Open Collector. For this power management, there is an 550nA volt supply current. If you want to search for similar IC managements of this manufacturer, you can always refer to BU4840, which is the base power ics number. This power management requires 2.5/5V power to work. A maximum supply temperature of 1.58μA can be used with this power management.

BU4840F-TR Features


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

BU4840F-TR Applications


There are a lot of ROHM Semiconductor BU4840F-TR Voltage Supervisors applications.

  • Automotive permanent magnet synchronous motors
  • Sensitive sensors
  • Smartphones
  • Battery-powered equipment
  • Household appliances
  • WiFi router
  • DVR
  • Stable power system
  • emergency room
  • Digitally controlled LDO regulators circuit

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