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PST3121

Description
Power Supply Support Circuit, Fixed, 1 Channel, CMOS, PDSO5, SOT-25A, 5 PIN
CategoryPower/power management    The power supply circuit   
File Size90KB,9 Pages
ManufacturerMitsumi Electric Co., Ltd.
Download Datasheet Parametric View All

PST3121 Overview

Power Supply Support Circuit, Fixed, 1 Channel, CMOS, PDSO5, SOT-25A, 5 PIN

PST3121 Parametric

Parameter NameAttribute value
MakerMitsumi Electric Co., Ltd.
Parts packaging codeSOT
package instructionSOT-25A, 5 PIN
Contacts5
Reach Compliance Codeunknown
ECCN codeEAR99
Other featuresDETECTION THRESHOLD VOLTAGE IS 2.1V
Adjustable thresholdNO
Analog Integrated Circuits - Other TypesPOWER SUPPLY SUPPORT CIRCUIT
JESD-30 codeR-PDSO-G5
length2.9 mm
Number of channels1
Number of functions1
Number of terminals5
Maximum operating temperature85 °C
Minimum operating temperature-30 °C
Package body materialPLASTIC/EPOXY
encapsulated codeLSSOP
Package shapeRECTANGULAR
Package formSMALL OUTLINE, LOW PROFILE, SHRINK PITCH
Certification statusNot Qualified
Maximum seat height1.4 mm
Maximum supply voltage (Vsup)10 V
Minimum supply voltage (Vsup)0.95 V
Nominal supply voltage (Vsup)9 V
surface mountYES
technologyCMOS
Temperature levelCOMMERCIAL EXTENDED
Terminal formGULL WING
Terminal pitch0.95 mm
Terminal locationDUAL
width1.6 mm
MITSUMI
CMOS System Reset PST31XX~34XX
CMOS System Reset
Monolithic IC PST31XX~34XX Series
Outline
This IC is a system reset IC developed using the CMOS process. Super low consumption current of 0.25µA
typ. has been achieved through use of the CMOS process. Also, detection voltage is high precision detection
of ±2%.
Features
(1) Super low consumption current
(2) High precision detection voltage
(3) Hysteresis characteristic
(4) Operating range
(5) Wide operating temperature range
(6) Detection voltage
0.25µA typ. (when V
DD
= Vs + 1V)
±2%
5% typ.
0.95 ~ 10V
-30 ~ +85°C
2 ~ 6V (0.1V step)
Package
SOT-25 (PST31XX, PST32XX)
SC-82AB (PST33XX, PST34XX)
Applications
(1) Microcomputer, CPU, MPU reset circuits
(2) Logic circuit reset circuits
(3) Battery voltage check circuits
(4) Back-up circuit switching circuits
(5) Level detection circuits
Pin Assignment
5
4
1
2
3
1
2
3
4
5
V
OUT
V
DD
V
SS
NC
4
3
1
2
1
2
3
4
V
OUT
V
DD
NC
V
SS
SOT-25
(TOP VIEW)
SC-82AB
(TOP VIEW)
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