LP3470M5-3.08/NOPB National Semiconductor, LP3470M5-3.08/NOPB Datasheet - Page 5
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LP3470M5-3.08/NOPB
Manufacturer Part Number
LP3470M5-3.08/NOPB
Description
IC CIRCUIT RESET PWR-ON SOT23-5
Manufacturer
National Semiconductor
Type
Simple Reset/Power-On Resetr
Datasheet
1.LP3470IM5X-2.63NOPB.pdf
(10 pages)
Specifications of LP3470M5-3.08/NOPB
Number Of Voltages Monitored
1
Output
Open Drain or Open Collector
Reset
Active Low
Reset Timeout
1 ms Minimum
Voltage - Threshold
3.08V
Operating Temperature
-20°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
SOT-23-5, SC-74A, SOT-25
Monitored Voltage
3.08 V
Supply Voltage (max)
0.5 V
Supply Voltage (min)
5 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
LP3470M5-3.08
LP3470M5-3.08TR
LP3470M5-3.08TR
Pin Descriptions
Functional Block Diagram
Pin
1
2
3
4
5
Name
Reset
GND
V
SRT
V
CC1
CC
V
HYST
Set Reset Time-out Input. Connect a capacitor between this input and ground to select the Reset Time-
out period (t
floating.
Ground pin.
Always connect to pin V
Supply voltage, and reset threshold monitor input.
Open-Drain, Active-Low reset output. Connect to an external pull-up resistor. Reset changes from high
to low whenever the monitored voltage (V
V
CC
vs V
exceeds V
RTH
RP
). t
RTH
RP
10001614
, Reset remains low for the reset timeout period (t
= 2000 x C
CC
(Pin 4).
1
(C
1
5
in µF and t
CC
) drops below the reset threshold voltage (V
Function
RP
in ms). If no capacitor is connected, leave this pin
V
HYST
vs Temperature
RP
) and then goes high.
10001603
10001609
RTH
www.national.com
). Once