RT9818A-40GB
- Mfr.Part #
- RT9818A-40GB
- Manufacturer
- Richtek
- Package / Case
- SC-74A, SOT-753
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL SOT23-5
- Stock
- 37,652
- In Stock :
- 37,652
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Richtek
- Product Category :
- Supervisors
- Number of Voltages Monitored :
- 1
- Reset Timeout :
- 0ms Typical
- Number of Channels :
- 1
- Terminal Position :
- Dual
- Supply Voltage :
- 3V
- JESD-30 Code :
- R-PDSO-G5
- Mount :
- Surface Mount
- Number of Terminations :
- 5
- Reset :
- Active Low
- Output :
- Open Drain or Open Collector
- Package / Case :
- SC-74A, SOT-753
- ECCN Code :
- EAR99
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Number of Functions :
- 1
- RoHS Status :
- ROHS3 Compliant
- Supply Voltage-Max (Vsup) :
- 6V
- Published :
- 2013
- Supply Voltage-Min (Vsup) :
- 0.9V
- Terminal Pitch :
- 0.94mm
- Mounting Type :
- Surface Mount
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Type :
- Simple Reset/Power-On Reset
- Operating Temperature :
- -40°C~85°C TA
- Length :
- 2.8955mm
- Factory Lead Time :
- 18 Weeks
- Voltage - Threshold :
- 4V
- Packaging :
- Tape and Reel (TR)
- Terminal Form :
- Gull wing
- Adjustable Threshold :
- No
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Datasheets
- RT9818A-40GB

Supervisors Richtek RT9818A-40GB Overview
The Richtek RT9818A-40GB is a robust voltage supervisor IC designed to enhance system reliability in various applications by monitoring the supply voltage. This component from Richtek ensures that electronic devices operate within safe voltage thresholds, thereby protecting critical microprocessor and microcontroller systems from erratic operation that may arise due to unpredictable power fluctuations. Its compact SOT23-5 package makes it an ideal choice for space-constrained applications, offering a blend of performance, efficiency, and reliability. The Supervisors Richtek RT9818A-40GB is particularly valuable in applications requiring precise voltage monitoring and reset capabilities, making it a strategic component for bulk purchasing by businesses aiming to maintain high standards in product performance and safety.
RT9818A-40GB Features
The RT9818A-40GB voltage supervisor includes features such as a 4.0V fixed threshold voltage, low power consumption, and a minimal external component requirement. Its output type is active low, which is commonly used in digital systems to signal an under-voltage condition. This IC is highly accurate, with tight threshold voltage precision and low hysteresis, ensuring reliable monitoring and reset functionality across a range of conditions.
RT9818A-40GB Applications
- Consumer Electronics: Utilized in devices such as smartphones and tablets to monitor power supply status, ensuring that all internal components operate within their specified voltage ranges for stability and extended life.
- Computing Systems: Integrated into laptops and desktops to provide accurate power-on reset functions; safeguards CPUs and other sensitive circuitry from the risks posed by voltage irregularities.
- Portable Devices: Applied in battery-operated devices like portable media players and digital cameras, where maintaining voltage integrity is critical for reliable device functionality.
- Telecommunication Equipment: Ensures stable operation in communication infrastructure by preventing malfunctions due to unexpected power supply disruptions.
- Medical Devices: Critical for ensuring that medical equipment such as patient monitoring systems operate without interruption, preventing failures due to power issues.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















