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Supervisory Circuits 3.08V uP Reset

ISO14001 ISO9001 DUNS

Brands: ON

Mfr.Part #: MAX809TTRG

Datasheet: MAX809TTRG Datasheet (PDF)

Package/Case: SOT-23

Product Type: Supervisors

RoHS Status:

Stock Condition: 6,854 pcs, New Original

Warranty: 1 Year Ovaga Warranty - Find Out More

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Please submit RFQ for MAX809TTRG or email to us: Email: [email protected], we will contact you within 12 hours.

MAX809TTRG General Description

Featuring an active-low push-pull output and an optional open-drain output for increased current drive capability, the MAX809TTRG offers versatile reset signal options for your processor. Additionally, the internal pull-up resistor allows for seamless integration in scenarios where VCC may not be present during power-up. This level of adaptability makes it suitable for industrial, automotive, and consumer applications where reliable performance is crucial


Parameter Value Parameter Value
Product Category Supervisory Circuits RoHS Details
Type Voltage Monitor Mounting Style SMD/SMT
Package / Case SOT-23-3 Threshold Voltage 3.08 V
Number of Inputs Monitored 1 Input Output Type Active Low, Push-Pull
Manual Reset No Manual Reset Watchdog Timers No Watchdog
Battery Backup Switching No Backup Reset Delay Time 460 ms
Supply Voltage - Max 5.5 V Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 105 C Series MAX809
Brand onsemi Chip Enable Signals No Chip Enable
Features No Internal Hysteresis Height 0.94 mm
Length 2.9 mm Operating Supply Current 800 nA
Overvoltage Threshold 3.11 V Power Fail Detection No
Product Type Supervisory Circuits Factory Pack Quantity 3000
Subcategory PMIC - Power Management ICs Supply Voltage - Min 1 V
Undervoltage Threshold 3.08 V Width 1.3 mm
Unit Weight 0.000282 oz


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1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


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Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

  • ESD
  • ESD

Part points

  • The MAX809TTRG is a microprocessor supervisory circuit that monitors the supply voltage of a microcontroller or microprocessor. It ensures proper power supply operation by generating a reset signal when the voltage drops below a predetermined level, preventing the device from malfunctioning or executing erroneous operations.
  • Equivalent

    Some equivalent products to the MAX809TTRG chip include the MCP100-300DI/TT, TPS3808G01DBVR, and ADM809TAKSZ-REEL7. These chips are all voltage supervisor ICs that perform a similar function to the MAX809TTRG in monitoring and controlling the voltage levels in electronic devices.
  • Features

    MAX809TTRG is a microprocessor supervisory circuit with manual reset input. It features a 140 min reset pulse width, open-drain reset output, and active-low push-pull reset output. It operates in the temperature range of -40°C to +125°C and is available in SOT-23 package.
  • Pinout

    The MAX809TTRG is a 3-pin SOT-23 microprocessor (µP) supervisory circuit with a voltage monitor. Pinout: 1: GND, 2: RESET, 3: VCC. It provides a reset output when VCC drops below a preset threshold.
  • Manufacturer

    The MAX809TTRG is manufactured by Maxim Integrated, an American company that specializes in designing, manufacturing, and high-performance semiconductor products. Maxim Integrated focuses on various industries as automotive, industrial, consumer, and communications markets. The company is known for its analog and mixed-signal integrated circuits and provides a wide range of solutions for diverse applications.
  • Application Field

    The MAX809TTRG is a microprocessor (µP) supervisory circuit used to monitor power supplies and battery voltages in microcontroller and digital systems. It is commonly utilized in applications such as automotive, industrial control systems, consumer electronics, medical devices, and communication equipment to ensure stable operation by monitoring power supply voltage levels.
  • Package

    The MAX809TTRG chip is available in a SOT-23 package. Its form is surface mount and its size is 3.0mm x 2.9mm x 1.3mm (xWxH).

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