DS1815-10+T&R Maxim Integrated Products, DS1815-10+T&R Datasheet

IC ECONORST 3.3V P-P 10% TO92-3

DS1815-10+T&R

Manufacturer Part Number
DS1815-10+T&R
Description
IC ECONORST 3.3V P-P 10% TO92-3
Manufacturer
Maxim Integrated Products
Series
EconoResetr
Type
Simple Reset/Power-On Resetr
Datasheet

Specifications of DS1815-10+T&R

Number Of Voltages Monitored
1
Output
Push-Pull, Totem Pole
Reset
Active Low
Reset Timeout
100 ms Minimum
Voltage - Threshold
2.88V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Through Hole
Package / Case
TO-92-3 (Standard Body), TO-226
Monitored Voltage
0 V to 5.5 V
Undervoltage Threshold
2.8 V
Overvoltage Threshold
2.97 V
Manual Reset
No
Watchdog
No
Battery Backup Switching
No
Power-up Reset Delay (typ)
250 ms
Supply Voltage (max)
5.5 V
Supply Voltage (min)
0 V
Supply Current (typ)
35 uA
Mounting Style
Through Hole
Maximum Operating Temperature
+ 85 C
Chip Enable Signals
No
Minimum Operating Temperature
- 40 C
Output Type
Active Low or Push-Pull
Power Fail Detection
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
DS1815-10+TR
FEATURES
§ Automatically restarts a microprocessor after
§ Maintains reset for 150ms after V
§ Reduces need for discrete components
§ Precision temperature-compensated voltage
§ Accurate 5%, 10% or 20% power monitoring
§ Low-cost TO-92 or space saving surface-
§ Push-pull output for low current operation
§ Operating temperature -40°C to +85°C
DESCRIPTION
The DS1815 EconoReset uses a precision temperature reference and comparator circuit to monitor the
status of the power supply (V
signal is generated which forces reset to the active state. When V
the reset signal is kept in the active state for approximately 150ms to allow the power supply and
processor to stabilize.
www.maxim-ic.com
power failure
an in-tolerance condition
reference and voltage sensor
mount SOT-23 packages available
CC
). When an out-of-tolerance condition is detected, an internal power-fail
3.3V EconoReset with Push-Pull Output
CC
returns to
1 of 5
PIN ASSIGNMENT
PIN DESCRIPTION
TO-92
1
2
3
SOT-23
1
2
3
TO-92 PACKAGE
Drawings Section
BOTTOM VIEW
On Website
See Mech.
V
GND
V
GND
DALLAS
1 2 3
1 2 3
DS1815
RST
RST
Econo
Reset
CC
CC
CC
returns to an in-tolerance condition,
Active Low Reset Output
Power Supply
Ground
Active Low Reset Output
Power Supply
Ground
SOT-23 PACKAGE
Drawings Section
1
TOP VIEW
On Website
See Mech.
3
2
DS1815
041002

Related parts for DS1815-10+T&R

DS1815-10+T&R Summary of contents

Page 1

... Push-pull output for low current operation § Operating temperature -40°C to +85°C DESCRIPTION The DS1815 EconoReset uses a precision temperature reference and comparator circuit to monitor the status of the power supply (V signal is generated which forces reset to the active state. When V the reset signal is kept in the active state for approximately 150ms to allow the power supply and processor to stabilize ...

Page 2

... OPERATION — POWER MONITOR The DS1815 provides the functions of detecting out-of-tolerance power supply conditions and warning a processor-based system of impending power failure. When V signal is asserted. On power-up, reached the selected tolerance. This allows the power supply and microprocessor to stabilize before is released. BLOCK DIAGRAM (CMOS OUTPUT) Figure 1 ...

Page 3

... TIMING DIAGRAM: POWER-UP Figure 4 TIMING DIAGRAM: POWER-DOWN Figure DS1815 ...

Page 4

... Supply Voltage DC ELECTRICAL CHARACTERISTICS PARAMETER Output Voltage @ -500mA Output Current @ 2.4V Output Current @ 0.4V Operating Current V < 5 Trip Point (DS1815- Trip Point (DS1815-10 Trip Point (DS1815-20) CC Output Capacitance AC ELECTRICAL CHARACTERISTICS PARAMETER RESET Active Time V Detect to RST CC V Slew Rate CC (V (MAX (MIN)) ...

Page 5

... PART MARKING CODES “A”, “B”, &“C” represent the device type. 810 . . . . DS1810 811 . . . . DS1811 812 . . . . DS1812 813 . . . . DS1813 815 . . . . DS1815 816 . . . . DS1816 817 . . . . DS1817 818 . . . . DS1818 £ 3.3V. and should not be considered a requirement RPD “ ...

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