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MCP809T supervisory circuit Series
microchipCompact voltage supervisor ICs in SOT-23 for system monitoring
The MCP809T series from Microchip Technology Inc. is a lineup of compact voltage supervisor integrated circuits designed for system monitoring tasks. These ICs are packaged in a small SOT-23 footprint, making them ideal for space-constrained applications. If you're working on designs that require low-power, high-reliability voltage monitoring, these supervisors are a great fit.
One thing worth noting is their ability to handle multiple supply voltages and provide overvoltage and undervoltage protection. This makes them particularly useful in systems where power supply stability is critical, such as in battery-powered devices or industrial control systems. Engineers tend to reach for this when they need a reliable way to monitor and protect against power anomalies without taking up too much board space.
Another practical use case is in automotive electronics, where the MCP809T can help manage power supplies under varying conditions. Their low quiescent current and simple interface make them suitable for battery management systems, ensuring that critical components receive stable power even during transient events.
Overall, the MCP809T series offers a robust solution for voltage supervision in a variety of applications, balancing performance with size constraints.
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MCP809T supervisory circuit - Part List
8 parts in total| Mfr Part # | Quantity Available | Price | Category | Standard Package | Output | Voltage Rating | Watchdog Timer | Current - Supply | Voltage - Supply | Voltage - Input (Min) | Voltage - Supply (Min) | Mounting Type | Package / Case | Number of Supervisors | Operating Temperature | MOQ | Unit Pack | Other Names | Product Category | Factory Pack Quantity | RoHS | Rad Hardened | Reset | Output Type | Input Signal | Current - Output | Number of Elements | Voltage - Clamping | Voltage - Threshold | Power - Minimum Receivable | Number of Voltages Monitored | Voltage - Input Offset (Max) | Packaging | Mounting Style | Package Cooled | Package Quantity | Number of Positions | Supplier Device Package | Type | Reset Timeout | Battery Series | Weight | SVHC | Tariff No | Automotive | Part Status | Leadfree Defin | Current - Quiescent (Iq) | Drive Voltage (Max Rds On, Min Rds On) | Number of Pins | Length - Active | Material Finish | Spg | Mode | Base Unit | Matchcode | Number of Units | Reset Operation | Standard Leadtime | Number of Logic Elements/Cells | Reset Temperature | Operating Temperature - Junction | Width | Height | Length | Termination | Size / Dimension | Number of Inputs | Series | Manufacturer | Standard Package Name | EU RoHS | Delay Time | Common Mode Transient Immunity (Min) | Voltage - Protection Level (VP) (2416) | Lead Style | Reset Time | Accessory Type |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 MCP809T-315I/TT Processor Supervisor 3.075V 3V/3.3V/5V 3-Pin SOT-23 T/R SUPERVISOR 3,08V LOW SOT23-3L IC SUPERVISOR 3.15V LOW SOT23 Supervisory Circuits Push-Pull Low SUPERVISORY CIRCUIT, SOT-23-3, 809 Supervisor Integrated Circuit; push-pull; 3,15 V; SOT23; 1÷5.5V Voltage Detector IC 3.15 V SOT-23-3, MCP809T-315I/TT, Microchip 处理器监控器, 3 V, 3.3 V, 5 V监控电压, 低电平有效, 3针 SOT-23封装 microchip | 15000 | 3000: ¥0.979 | - | Tape & Reel | Active Low/Push-Pull | 1 V | No | 60 uA | 3|3.3|5 V | 3 V | 5.5 V | Surface Mount | 3SOT-23 | 1 | -40 to 85 °C | 3000 | 3000 | MCP809T-315I/TTCT | Supervisory Circuits | 3000 | Lead free / RoHS Compliant | No | PUSH/PULL | Active Low, Push-Pull | No Chip Enable | 45µA | 1 | 3 V | 3.075V | No | 1 | 3/3.3/5 V | REEL | SMD/SMT | SOT-23 | 3000 | 3 | SOT-23-3 | Simple Reset/Power-On Reset | 150 ms Minimum | No Backup | 0.000033 | :No SVHC (16-Dec-2013) | 85423190 | NO | :809 | RoHS-conform | 45µA | 3,15 V | :3 | low | :MSL 1 - Unlimited | 3000 | POS | :809 | MCP809T-315I/TT | 1 | push-pull | 18 weeks | :1 | 3.08V | -40°C | - | - | - | :SMD | - | - | - | - | - | - | - | - | - | - | - | - |
MCP809T-450I/TT Processor Supervisor 4.375V 3V/3.3V/5V 3-Pin SOT-23 T/R SUPERVISOR 4,38V LOW SOT23-3L IC SUPERVISOR 4.50V LOW SOT23 MCP809T-450I/TT, Processor Supervisor 3, 3.3, 5V Active Low, Push-Pull, 3-Pin SOT-23 Supervisory Circuits Push-Pull Low SUPERVISORY CIRCUIT, SOT-23-3, 809 SUPERVISORPUSH-PULLACTIVELOW,SOT-23-3-TR Supervisor Integrated Circuit; push-pull; 4,50 V; SOT23; 1÷5.5V Voltage Detector IC 4.5 V SOT-23-3, MCP809T-450I/TT, Microchip 处理器监控器, 3 V, 3.3 V, 5 V监控电压, 多种输出驱动, 3针 SOT-23封装 microchip | 4799 | 1: ¥4.08 | - | Cut Tape | Active Low/Push-Pull | 1 V | No | 60 uA | 3|3.3|5 V | 4.25 V | 5.5 V | Surface Mount | 3SOT-23 | 1 | -40 to 85 °C | 3000 | 3000 | MCP809T-450I/TTDKR | Supervisory Circuits | 3000 | Lead free / RoHS Compliant | No | PUSH/PULL | Active Low, Push-Pull | No Chip Enable | 45µA | 1 | 4.25 V | 4.375V | No | 1 | 3/3.3/5 V | REEL | SMD/SMT | SOT-23 | 300 | 3 | SOT-23-3 | Simple Reset/Power-On Reset | 150 ms Minimum | No Backup | 0.000033 | :No SVHC (20-Jun-2013) | 85423190 | NO | :809 | RoHS-conform | 45µA | 4,50 V | :3 | low | :MSL 1 - Unlimited | 300 | POS | :809 | MCP809T-450I/TT | 1 | push-pull | 17 weeks | :1 | 4.38V | -40°C | 1.3mm | 0.95mm | 2.9mm | - | 2.9 x 1.3 x 0.95mm | - | - | - | - | - | - | - | - | - | - | - |
MCP809T-485I/TT Processor Supervisor 4.725V 3V/3.3V/5V 3-Pin SOT-23 T/R Supervisor Push-Pull Active Low IC SUPERVISOR 4.85V LOW SOT23 Supervisory Circuits Push-Pull Low Supervisor Integrated Circuit; push-pull; 4,85 V; SOT23; 1÷5.5V microchip | 3000 | 1000: ¥3.2402 | - | Tape & Reel | Active Low/Push-Pull | 1 V | No | 60 uA | 3|3.3|5 V | 4.6 V | 5.5 V | Surface Mount | 3SOT-23 | 1 | -40 to 85 °C | 3000 | 3000 | MCP809T-485I/TTDKR | Supervisory Circuits | 3000 | Lead free / RoHS Compliant | No | Active Low | Active Low, Push-Pull | No Chip Enable | 0.06 mA | 1 | 4.6 V | 4.725V | No | 1 | 3/3.3/5 V | Tape & Reel (TR) | SMD/SMT | SOT-23 | 100 | 3 | SOT-23-3 | Simple Reset/Power-On Reset | 150 ms Minimum | No Backup | 0.15 g | - | - | - | - | - | 45µA | 4,85 V | - | low | - | 100 | - | - | - | 1 | push-pull | - | - | - | - | 1.3 mm | 0.95 mm | 2.9 mm | - | - | 1 Input | MCP809 | Microchip Technology | - | - | - | - | - | - | 350 ms | - |
MCP809T-300I/TT Processor Supervisor 2.925V 3V/3.3V/5V 3-Pin SOT-23 T/R SUPERVISOR 2,93V LOW SOT23-3L IC SUPERVISOR 3.00V LOW SOT23 Supervisory Circuits Push-Pull Low SUPERVISOR, PUSH-PULL, SOT-23, 809 SUPERVISORPUSH-PULLACTIVELOW,SOT-23-3-TR Voltage Detector IC 3 V SOT-23-3, MCP809T-300I/TT, Microchip microchip | 4177 | 1: ¥4.08 | - | Tape & Reel | Active Low/Push-Pull | 1 V | No | 60 uA | 3|3.3|5 V | 2.85 V | 5.5 V | Surface Mount | 3SOT-23 | 1 | -40 to 85 °C | 3000 | 3000 | MCP809T-300I/TTDKR | Supervisory Circuits | 3000 | Lead free / RoHS Compliant | No | No | Active Low, Push-Pull | No | 32µA | 1 | 2.85 V | 2.925V | No | 1 | 3/3.3/5 V | Tape and Reel | SMD/SMT | SOT-23 | SOT-23 | 3 | SOT-23-3 | Simple Reset/Power-On Reset | 150 ms Minimum | No | 0.000033 | :No SVHC (16-Dec-2013) | 85423190 | NO | :809 | RoHS-conform | - | - | :3 | - | :MSL 1 - Unlimited | - | POS | :809 | MCP809T-300I/TT | - | - | 17 weeks | :1 | 2.93V | -40°C | - | - | - | :SMD | - | - | - | - | SOT-23 | Compliant | :350ms | Industrial | 2.925 | Gull-wing | - | - |
MCP809T-270I/TT Processor Supervisor 2.625V 3V/3.3V/5V 3-Pin SOT-23 T/R SUPERVISOR 2,63V LOW SOT23-3L IC SUPERVISOR 2.70V LOW SOT23 MCP809T-270I/TT, Processor Supervisor 3, 3.3, 5V Active Low, Push-Pull, 3-Pin SOT-23 Supervisory Circuits Push-Pull Low SUPERVISORY CIRCUIT, SOT-23-3, 809 SUPERVISORPUSH-PULLACTIVELOW,SOT-23-3-TR Supervisor Integrated Circuit; push-pull; 2,70 V; SOT23; 1÷5.5V Voltage Detector IC 2.7 V SOT-23-3, MCP809T-270I/TT, Microchip 处理器监控器, 3 V, 3.3 V, 5 V监控电压, 多种输出驱动, 3针 SOT-23封装 microchip | 4979 | 1: ¥4.08 | - | Tape & Reel | Active Low/Push-Pull | 1 V | No | 60 uA | 3|3.3|5 V | 2.55 V | 5.5 V | Surface Mount | 3SOT-23 | 1 | -40 to 85 °C | 3000 | 3000 | MCP809T-270I/TTDKR | Supervisory Circuits | 3000 | Lead free / RoHS Compliant | No | PUSH/PULL | Active Low, Push-Pull | No Chip Enable | 32µA | 1 | 2.55 V | 2.625V | No | 1 | 3/3.3/5 V | REEL | SMD/SMT | SOT-23 | 25 | 3 | SOT-23-3 | Simple Reset/Power-On Reset | 150 ms Minimum | No Backup | 0.000033 | :No SVHC (16-Dec-2013) | 85423990 | NO | :809 | RoHS-conform | 45µA | 2,70 V | :3 | low | :MSL 1 - Unlimited | 25 | POS | :809 | MCP809T-270I/TT | 1 | push-pull | 14 weeks | :1 | 2.63V | -40°C | 1.3mm | 0.95mm | 2.9mm | :SMD | 2.9 x 1.3 x 0.95mm | - | - | - | - | - | :350ms | - | - | - | - | :Supervisory Circuit |
MCP809T-460I/TT Processor Supervisor 4.475V 3V/3.3V/5V 3-Pin SOT-23 T/R Supervisor Push-Pull Active Low IC SUPERVISOR 4.60V LOW SOT23 Supervisory Circuits Push-Pull Low microchip | 30000 | 1: ¥3.06 | - | Tape & Reel | Active Low/Push-Pull | 1 V | No | 60 uA | 3|3.3|5 V | 4.35 V | 5.5 V | Surface Mount | 3SOT-23 | 1 | -40 to 85 °C | 3000 | 3000 | MCP809T-460I/TTDKR | Supervisory Circuits | 3000 | Lead free / RoHS Compliant | No | No | Active Low, Push-Pull | No | 0.06 mA | 1 | 4.35 V | 4.475V | No | 1 | 3/3.3/5 V | Tape and Reel | SMD/SMT | SOT-23 | SOT-23 | 3 | SOT-23-3 | Simple Reset/Power-On Reset | 150 ms Minimum | No | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1.3 mm | 0.95 mm | 2.9 mm | - | - | 1 Input | MCP809 | Microchip Technology | SOT-23 | Compliant | - | Industrial | 4.475 | Gull-wing | - | - |
MCP809T-475I/TT . MCP809T-475I/TT - Supervisor Push-Pull, Totem Pole 1 Channel SOT-23-3 from Microchip Technology. from now! Microchip Technology Inc. | 11974 | 1: ¥4.08 | - | Tape & Reel | Active Low/Push-Pull | 1 V | No | 60 uA | 3|3.3|5 V | 4.5 V | 5.5 V | Surface Mount | 3SOT-23 | 1 | -40 to 85 °C | 3000 | 3000 | MCP809T-475I/TTDKR | Supervisory Circuits | 3000 | Lead free / RoHS Compliant | No | PUSH/PULL | Active Low, Push-Pull | No Chip Enable | 45µA | 1 | 4.5 V | 4.625V | No | 1 | 3/3.3/5 V | REEL | SMD/SMT | SOT-23 | 100 | 3 | SOT-23-3 | Simple Reset/Power-On Reset | 150 ms Minimum | No Backup | 0.000033 | :No SVHC (20-Jun-2013) | 85423190 | NO | :809 | RoHS-conform | 45µA | 4,75 V | :3 | low | :MSL 1 - Unlimited | 100 | POS | :809 | MCP809T-475I/TT | 1 | push-pull | 17 weeks | :1 | 4.63V | -40°C | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
 | 10 | 1: ¥3.5034 | - | Cut Tape | Active Low/Push-Pull | 1 V | No | 60 uA | 3|3.3|5 V | 4.25 V | 5.5 V | Surface Mount | 3SOT-23 | 1 | -40 to 85 °C | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |