Varnitronics
RT9818C-27GV RICHTEK
RICHTEK

RT9818C-27GV

220ms Active Low 900mV~6V 1 SOT-23 Supervisors RoHS

SOT-23ROHS3 CompliantActive

Micro-Power Voltage Detectors

Manufacturer
RICHTEK
Manufacturer part #
RT9818C-27GV
Store part #
C130846
Package / case
SOT-23
Category
Supervisors
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

100% Authentic · 30-Day Return or Replacement · policy

1,371 in stock

#C130846

Stock & price checked 4 days ago

QuantityUnit pricePack price
1+₹24.83₹24.83
10+₹19.59₹195.90
30+₹17.34₹520.20
100+₹14.53₹1,453.00
600+₹11.79₹7,074.00
1,200+₹11.04₹13,248.00

1 × ₹24.83

₹24.83

excl. GST

₹29.30 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
  • Dispatch in 7–10 working days
  • GST invoice with every order
  • Standard pack: 3,000 per reel

RT9818C-27GV

₹24.83 for 1 + GST

Specifications

output type
Open-drain
Reset Timeout
220ms
Operating Temperature
-40℃~+85℃@(TA)
Reset Active Level
Active Low
standby current
3uA
Voltage - Supply
900mV~6V
ChipType
Voltage monitor
Threshold Voltage
2.7V
Number of Voltages Monitored
1

Packaging & compliance

RoHS
ROHS3 Compliant
Lifecycle
Active
ECCN
EAR99
Packaging
Tape & Reel (TR)
Standard pack
3,000 / Reel
Sold per
Piece
Minimum order
1
Unit weight
0.151 g

Overview

The RT9818 is a micro-power voltage detector supervising the power supply voltage level for microprocessors (μP) or digital systems. It provides internally fixed threshold levels with 0.1V per step ranging from 1.2V to 5V, which covers most digital applications. It features low supply current of 3μA. The RT9818 performs supervisory function by sending out a reset signal whenever the VDD voltage falls below a preset threshold level. This reset signal will last the whole period before VDD recovering. Once VDD recovered upcrossing the threshold level, the reset signal will be released after a certain delay time. RT9818 is provided in SC-82, SC-70-3, SOT-23-3, SOT-23-5 and SOT-89 packages.

Applications

  • Computers
  • Controllers
  • Intelligent Instruments
  • Critical μP and μC Power Monitoring
  • Portable/Battery-Powered Equipment

Key features

  • Internally Fixed Threshold 1.2V to 5V in 0.1V Step
  • High Accuracy ±1.5%
  • Low Supply Current 3μA
  • No External Components Required
  • Quick Reset within 20μs
  • Built-in Recovery Delay Include 0ms, 55ms, 220ms, 450ms Options
  • Low Functional Supply Voltage 0.9V
  • N-Channel Open-Drain Output
  • Small SC-82, SC-70-3, SOT-23-3, SOT-23-5, SOT-89 Packages
  • RoHS Compliant and 100% Lead (Pb)-Free

Alternatives

Similar parts — check the datasheet before substituting.

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