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PT7A7517P

Description
Power Management Circuit, PDIP8,
CategoryPower/power management    The power supply circuit   
File Size56KB,12 Pages
ManufacturerDiodes
Websitehttp://www.diodes.com/
Download Datasheet Parametric View All

PT7A7517P Overview

Power Management Circuit, PDIP8,

PT7A7517P Parametric

Parameter NameAttribute value
MakerDiodes
package instructionDIP, DIP8,.3
Reach Compliance Codecompliant
JESD-30 codeR-PDIP-T8
Number of terminals8
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Package body materialPLASTIC/EPOXY
encapsulated codeDIP
Encapsulate equivalent codeDIP8,.3
Package shapeRECTANGULAR
Package formIN-LINE
power supply3 V
Certification statusNot Qualified
Maximum supply current (Isup)0.2 mA
Nominal supply voltage (Vsup)3 V
surface mountNO
Temperature levelINDUSTRIAL
Terminal formTHROUGH-HOLE
Terminal pitch2.54 mm
Terminal locationDUAL
Data Sheet
PT7A7511-7517/7521-7527/7531-7537
µ
P Supervisor Circuits
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Features
• Precision supply-voltage monitor
- 4.63V (PT7A7511, 7521, 7531)
- 4.38V (PT7A7512, 7522, 7532)
- 3.08V (PT7A7513, 7523, 7533)
- 2.93V (PT7A7514, 7524, 7534)
- 2.63V (PT7A7515, 7525, 7535)
- 2.32V (PT7A7516, 7526, 7536)
- 2.20V (PT7A7517, 7527, 7537)
• 200ms reset pulse width
• Debounced TTL/CMOS-compatible manual-
reset input
• Independent watchdog timer 1.6sec time-out (not
available for PT7A7531 - 7537)
• Reset output signal:
- Active-low only (PT7A7511 - 7517)
- Active-high only (PT7A7521 - 7527)
- Active-high and active-low (PT7A7531 - 7537)
• Voltage monitor for power-fail or low battery warning
• Guaranteed RESET/RESET valid at V
CC
= 1.2V
Introduction
The PT7A751X/752X/753X family microprocessor
(µP) supervisory circuits are targeted to improve
reliability and accuracy of power-supply circuitry in
µP systems. These devices reduce the complexity and
number of components required to monitor power-
supply and battery functions.
The main functions are:
1. Asserting reset output during power-µp, power-
down and brownout conditions for µP system;
2. Detecting power failure or low-battery conditions
with a 1.25V threshold detector;
3. Watchdog functions (not for PT7A753x).
Applications
• Power-supply circuitry in µP systems
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