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8142-5(SOT-23)

Description
Power Management Circuit, Fixed, +4.2VV, BIPolar
CategoryPower/power management    The power supply circuit   
File Size86KB,5 Pages
ManufacturerUNISONIC TECHNOLOGIES CO.,LTD
Websitehttp://www.unisonic.com.tw/
Download Datasheet Parametric View All

8142-5(SOT-23) Overview

Power Management Circuit, Fixed, +4.2VV, BIPolar

8142-5(SOT-23) Parametric

Parameter NameAttribute value
MakerUNISONIC TECHNOLOGIES CO.,LTD
Reach Compliance Codecompliant
ECCN codeEAR99
Adjustable thresholdNO
Number of terminals3
Maximum operating temperature70 °C
Minimum operating temperature-20 °C
Package body materialPLASTIC/EPOXY
Encapsulate equivalent codeTO-236
Certification statusNot Qualified
surface mountYES
technologyBIPOLAR
Temperature levelCOMMERCIAL
Threshold voltage nominal+4.2V
Base Number Matches1
UTC 81XX
POWER RESET IC
DESCRIPTION
LINEAR INTEGRATED CIRCUIT
2
1
The function of UTC 81XX is to accurately reset system
after detecting the supply voltage at the time of switching
power on and instantaneous power off in various CPU and
other logic systems. Further, this IC, with its super low
consumption current and high precision voltage detection
capacity, is most suited as a voltage check circuit for a
number of products which use batteries.
3
1
SOT-23
TO-92
1
FEATURES
*High precision voltage detection. (Vs±3% max)
*low current consumption.
(I
CCH
=15µA typ. I
CCL
=10µA typ.)
*Low operating threshold voltage (0.65V typ.)
*Hystresis voltage is provided as a detect voltage.
(50mV typ.)
*Large output current at the time ON (15mA typ.)
*The detect voltage can be selected at your discretion at 0.1V
step within the range of 1.9V to 4.6V by the following
stipulation method.
UTC 81XX (XX : detected voltage value)
3
2
1
5
4
SOT-25
SOT-89
SOT-23 : SEE PAGE 2
SOT-25 : SEE PAGE 2
TO-92 1: V
OUT
; 2: V
CC
; 3: GND
SOT-89 1: V
CC
2: GND 3: V
OUT
APPLICATIONS
*Reset circuits for microcomputers, CPU and MPU.
*Reset circuit for logic circuitry.
*Battery voltage check circuit.
*Circuit for changing over to backup battery.
*Level detecting circuit.
BLOCK DIAGRAM
The Pin2 this product is SUB, so connect the pin to Ground.
UTC
UNISONIC TECHNOLOGIES
CO., LTD.
1
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