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BU4845FVE-TR

Description
Supervisory Circuits IC CMOS VOLT DETECT
CategoryPower/power management    The power supply circuit   
File Size1021KB,19 Pages
ManufacturerROHM Semiconductor
Websitehttps://www.rohm.com/
Environmental Compliance
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BU4845FVE-TR Overview

Supervisory Circuits IC CMOS VOLT DETECT

BU4845FVE-TR Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerROHM Semiconductor
Parts packaging codeSOIC
package instructionVSOF, FL6,.047,20
Contacts5
Reach Compliance Codecompliant
ECCN codeEAR99
Factory Lead Time9 weeks
Other featuresDETECTION THRESHOLD VOLTAGE IS 4.5V
Adjustable thresholdNO
Analog Integrated Circuits - Other TypesPOWER SUPPLY SUPPORT CIRCUIT
JESD-30 codeR-PDSO-F5
length1.6 mm
Humidity sensitivity level1
Number of channels1
Number of functions1
Number of terminals5
Maximum operating temperature125 °C
Minimum operating temperature-25 °C
Package body materialPLASTIC/EPOXY
encapsulated codeVSOF
Encapsulate equivalent codeFL6,.047,20
Package shapeRECTANGULAR
Package formSMALL OUTLINE, VERY THIN PROFILE
Peak Reflow Temperature (Celsius)NOT SPECIFIED
power supply2.5/5 V
Certification statusNot Qualified
Maximum seat height0.6 mm
Maximum supply current (Isup)0.00228 mA
Nominal supply voltage (Vsup)2.4 V
surface mountYES
technologyCMOS
Temperature levelOTHER
Terminal formFLAT
Terminal pitch0.5 mm
Terminal locationDUAL
Threshold voltage nominal+4.5V
Maximum time at peak reflow temperatureNOT SPECIFIED
width1.2 mm
Base Number Matches1
Datasheet
Voltage Detector IC Series
Low Voltage Standard
CMOS Voltage Detector ICs
BU48xx series
BU49xx series
●Key
Specifications
Detection voltage:
0.9V to 4.8V
0.1V steps
±1.0%
0.55µA (Typ.)
-40°C to +125°C
●General
Description
ROHM standard CMOS reset IC series is a high-accuracy,
low current consumption reset IC series. The lineup was
established with two output types (Nch open drain and
CMOS output) and detection voltage range from 0.9V to
4.8V in increments of 0.1V, so that the series may be
selected according to the application at hand.
●Features
Ultra-low current consumption
High accuracy detection, Ultra-low voltage detection
Two output types (Nch open drain and CMOS output)
Wide operating temperature range
Very small and low height package
Package SSOP5 and SOP4 is similar to SOT-23-5 and
SC-82 respectively (JEDEC)
●Typical
Application Circuit
V
DD1
R
L
BU48xx
C
IN
C
L
(Capacitor for
noise filtering)
High accuracy detection voltage:
Ultra-low current consumption:
Operating temperature range:
●Package
SSOP5
2.90mm x 2.80mm x 1.25mm
SOP4
2.00mm x 2.10mm x 0.95mm
VSOF5
1.60mm x 1.60mm x 0.60mm
●Applications
All electronic devices that use micro controllers and logic
circuits
V
DD2
V
DD1
R
ST
Micro
controller
BU49xx
C
IN
R
ST
Micro
controller
C
L
(Capacitor for
noise filtering)
GND
GND
(Open
Drain Output type)
BU48xx series
(CMOS
Output type)
BU49xx series
○Product
structure:Silicon monolithic integrated circuit
.
www.rohm.com
© 2015 ROHM Co., Ltd. All rights reserved.
TSZ22111・14・001
○This
product is not designed for protection against radioactive rays
1/15
TSZ02201-0R7R0G300060-1-2
02.Nov.2015 Rev.012

BU4845FVE-TR Related Products

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Description Supervisory Circuits IC CMOS VOLT DETECT Supervisory Circuits IC CMOS VOLT DETECT Supervisory Circuits Low Volt CMOS Detector; 3.1V
Is it lead-free? Lead free Lead free Lead free Lead free
Is it Rohs certified? conform to conform to conform to conform to
Parts packaging code SOIC SOIC SOIC SSOP
package instruction VSOF, FL6,.047,20 VSOF, FL6,.047,20 TSOP, TSSOP4/6,.08 LSSOP, TSOP5/6,.11,37
Contacts 5 5 4 5
Reach Compliance Code compliant compliant compliant compliant
ECCN code EAR99 EAR99 EAR99 EAR99
Factory Lead Time 9 weeks 9 weeks 7 weeks 7 weeks
Other features DETECTION THRESHOLD VOLTAGE IS 4.5V DETECTION THRESHOLD VOLTAGE IS 2.9V DETECTION THRESHOLD VOLTAGE IS 3.4V DETECTION THRESHOLD VOLTAGE IS 3.1V
Adjustable threshold NO NO NO NO
Analog Integrated Circuits - Other Types POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT
JESD-30 code R-PDSO-F5 R-PDSO-F5 R-PDSO-G4 R-PDSO-G5
length 1.6 mm 1.6 mm 2 mm 2.9 mm
Number of channels 1 1 1 1
Number of functions 1 1 1 1
Number of terminals 5 5 4 5
Maximum operating temperature 125 °C 125 °C 125 °C 125 °C
Minimum operating temperature -25 °C -25 °C -25 °C -25 °C
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code VSOF VSOF TSOP LSSOP
Encapsulate equivalent code FL6,.047,20 FL6,.047,20 TSSOP4/6,.08 TSOP5/6,.11,37
Package shape RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE, VERY THIN PROFILE SMALL OUTLINE, VERY THIN PROFILE SMALL OUTLINE, THIN PROFILE SMALL OUTLINE, LOW PROFILE, SHRINK PITCH
Peak Reflow Temperature (Celsius) NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
power supply 2.5/5 V 2.5/5 V 2.5/5 V 2.5/5 V
Certification status Not Qualified Not Qualified Not Qualified Not Qualified
Maximum seat height 0.6 mm 0.6 mm 1.05 mm 1.25 mm
Nominal supply voltage (Vsup) 2.4 V 2.4 V 2.4 V 2.4 V
surface mount YES YES YES YES
technology CMOS CMOS CMOS CMOS
Temperature level OTHER OTHER OTHER OTHER
Terminal form FLAT FLAT GULL WING GULL WING
Terminal pitch 0.5 mm 0.5 mm 1.3 mm 0.95 mm
Terminal location DUAL DUAL DUAL DUAL
Threshold voltage nominal +4.5V +2.9V +3.4V +3.1V
Maximum time at peak reflow temperature NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
width 1.2 mm 1.2 mm 1.25 mm 1.6 mm
Maker ROHM Semiconductor - ROHM Semiconductor ROHM Semiconductor
Humidity sensitivity level 1 1 - 1
Base Number Matches 1 1 1 -
Switching Power Supply Design Data
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