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3-pin voltage supervisor (reset IC) with active-low, push-pull reset for supply monitoring 3-SOT-23 -40 to 105
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
LM809M3-2.93/NOPB by Texas Instruments is a Power Management Circuit.
Power Management Circuits are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
LM809M3-2.93/NOPBCT-ND
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DigiKey | IC SUPERVISOR 1 CHANNEL SOT23-3 Min Qty: 1 Lead time: 12 Weeks Container: Digi-Reel®, Tape & Reel (TR), Cut Tape (CT) |
5248 In Stock |
|
$0.3505 / $0.8100 | Buy Now |
DISTI #
926-LM809M3-2.93NOPB
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Mouser Electronics | Supervisory Circuits UP SUPERVISORY IC A 926-LM809M3X293NOPB RoHS: Compliant | 4840 |
|
$0.3480 / $0.8100 | Buy Now |
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Bristol Electronics | 198 |
|
RFQ | ||
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Bristol Electronics | Min Qty: 6 | 14 |
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$0.9375 | Buy Now |
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Quest Components | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO3 | 11 |
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$1.0000 / $1.2500 | Buy Now |
DISTI #
LM809M3-2.93/NOPB
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TME | IC: supervisor circuit, power on reset monitor (PoR), SOT23-3 Min Qty: 1 | 0 |
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$0.3990 / $0.8310 | RFQ |
DISTI #
LM809M3-2.93/NOPB
|
Chip One Stop | Semiconductors RoHS: Compliant pbFree: Yes Min Qty: 5 Lead time: 0 Weeks, 1 Days Container: Cut Tape | 472 |
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$0.3350 / $0.7770 | Buy Now |
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LCSC | 240ms Active Low 1V5.5V 1 SOT-23-3 Supervisor and Reset ICs ROHS | 50 |
|
$0.4554 / $0.8987 | Buy Now |
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LM809M3-2.93/NOPB
Texas Instruments
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Datasheet
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LM809M3-2.93/NOPB
Texas Instruments
3-pin voltage supervisor (reset IC) with active-low, push-pull reset for supply monitoring 3-SOT-23 -40 to 105
|
Pbfree Code | Yes | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
Part Package Code | SOT-23 | |
Package Description | SOT-23, 3 PIN | |
Pin Count | 3 | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Samacsys Manufacturer | Texas Instruments | |
Adjustable Threshold | NO | |
Analog IC - Other Type | VOLTAGE SUPERVISOR/RESET IC | |
JESD-30 Code | R-PDSO-G3 | |
JESD-609 Code | e3 | |
Length | 2.9 mm | |
Moisture Sensitivity Level | 1 | |
Number of Channels | 1 | |
Number of Functions | 1 | |
Number of Terminals | 3 | |
Operating Temperature-Max | 105 °C | |
Operating Temperature-Min | -40 °C | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | TSOP | |
Package Equivalence Code | TO-236 | |
Package Shape | RECTANGULAR | |
Package Style | SMALL OUTLINE, THIN PROFILE | |
Peak Reflow Temperature (Cel) | 260 | |
Qualification Status | Not Qualified | |
Seated Height-Max | 1.041 mm | |
Supply Current-Max (Isup) | 0.1 mA | |
Supply Voltage-Max (Vsup) | 5.5 V | |
Supply Voltage-Min (Vsup) | 1 V | |
Supply Voltage-Nom (Vsup) | 3.3 V | |
Surface Mount | YES | |
Technology | CMOS | |
Temperature Grade | INDUSTRIAL | |
Terminal Finish | Matte Tin (Sn) | |
Terminal Form | GULL WING | |
Terminal Pitch | 0.95 mm | |
Terminal Position | DUAL | |
Threshold Voltage-Nom | +2.93V | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Width | 1.3 mm |
This table gives cross-reference parts and alternative options found for LM809M3-2.93/NOPB. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LM809M3-2.93/NOPB, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number | Manufacturer | Composite Price | Description | Compare |
---|---|---|---|---|
APX803D-29SAG-7 | Diodes Incorporated | $0.1447 | Power Supply Support Circuit, Fixed, 1 Channel, +2.93VV, PDSO3, SOT-23, 3 PIN | LM809M3-2.93/NOPB vs APX803D-29SAG-7 |
MAX809SEUR+T | Maxim Integrated Products | $2.9010 | Power Supply Support Circuit, Fixed, 1 Channel, +2.93VV, CMOS, PDSO3, ROHS COMPLIANT, SOT-23, 3 PIN | LM809M3-2.93/NOPB vs MAX809SEUR+T |
MAX6326UR29+T | Maxim Integrated Products | $3.1457 | Power Supply Support Circuit, Fixed, 1 Channel, +2.93VV, CMOS, PDSO3, LEAD FREE, SOT-23, 3 PIN | LM809M3-2.93/NOPB vs MAX6326UR29+T |
MAX6326UR29-T | Maxim Integrated Products | Check for Price | Power Supply Support Circuit, Fixed, 1 Channel, +2.93VV, CMOS, PDSO3, SOT-23, 3 PIN | LM809M3-2.93/NOPB vs MAX6326UR29-T |
TCM809SENBTR | Microchip Technology Inc | Check for Price | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO3, SOT-23B, 3 PIN | LM809M3-2.93/NOPB vs TCM809SENBTR |
LM809M3-2.93 | National Semiconductor Corporation | Check for Price | IC 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO3, SOT-23, 3 PIN, Power Management Circuit | LM809M3-2.93/NOPB vs LM809M3-2.93 |
TCM809SVNBTR | Microchip Technology Inc | Check for Price | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO3, SOT-23B, 3 PIN | LM809M3-2.93/NOPB vs TCM809SVNBTR |
MAX809SEUR | Maxim Integrated Products | Check for Price | Power Supply Support Circuit, Fixed, 1 Channel, +2.93VV, CMOS, PDSO3, SOT-23, 3 PIN | LM809M3-2.93/NOPB vs MAX809SEUR |
MAX809SEUR+T10 | Analog Devices Inc | Check for Price | 3-Pin Microprocessor Reset Circuits, 3-SOT_23-N/A, 3 Pins, -40 to 105C | LM809M3-2.93/NOPB vs MAX809SEUR+T10 |
A good PCB layout practice is to keep the voltage reference IC close to the analog-to-digital converter (ADC) or other sensitive circuits, and to use a solid ground plane to reduce noise. Additionally, decoupling capacitors should be placed close to the IC to filter out high-frequency noise.
The LM809M3-2.93/NOPB has a soft-start feature that prevents output voltage overshoot during power-up. During power-down, the output voltage will decay slowly to prevent any voltage spikes or oscillations.
The recommended input voltage range for the LM809M3-2.93/NOPB is 4.5V to 18V. Operating the device outside of this range may affect its accuracy and stability.
The LM809M3-2.93/NOPB has a temperature coefficient of ±10 ppm/°C, which means that its output voltage will vary by ±10 ppm for every degree Celsius change in temperature. This can affect the overall accuracy of the voltage reference.
Yes, the LM809M3-2.93/NOPB is suitable for high-reliability applications due to its high accuracy, low noise, and robust design. However, it is essential to follow proper design and layout guidelines to ensure the device operates within its specified parameters.