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TPS3808G33DBVR
+BOMIC SUPERVISOR 1 CHANNEL SOT23-6
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ManufacturerTexas Instruments
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Mfr. Part #TPS3808G33DBVR
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Package SOT-23 (DBV)-6
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In Stock4331
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Type | Simple Reset/Power-On Reset |
| NumberofVoltagesMonitored | 1 |
| Voltage-Threshold | 3.07V |
| Output | Open Drain or Open Collector |
| Reset | Active Low |
| ResetTimeout | Adjustable/Selectable |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | SOT-23-6 |
Overview
Description
Key features include:
1. Precision Monitoring: It offers a highly accurate voltage threshold with a typical accuracy of ±0.5%.
2. Adjustable Delay: The reset delay time can be adjusted using an external capacitor, offering flexibility in various applications.
3. Low Power Consumption: It's designed for low power operation, which is beneficial for battery-powered devices.
4. Compact Package: Available in a small SOT-23 package, making it suitable for space-constrained designs.
This IC is ideal for ensuring reliable system operation, especially in environments where precise voltage monitoring is critical.
Equivalent
Features
1. Supply Voltage Monitoring: It monitors a 3.3V supply voltage, ensuring system reliability by supervising voltage levels.
2. Adjustable Delay: Offers an adjustable delay time using an external capacitor, allowing for flexible integration into various systems.
3. High Accuracy: Features a typical threshold accuracy of ±0.5%, providing reliable monitoring.
4. Low Supply Current: Operates with a low supply current, typically around 2.4 µA, promoting energy efficiency.
5. Reset Output: Provides an active-low reset output, which is essential for systems that require a reset signal when the monitored voltage drops below the threshold.
6. Wide Temperature Range: Operates over an extended temperature range of -40°C to +125°C, making it suitable for industrial applications.
7. Small Package: Comes in a small SOT-23 package, ideal for space-constrained designs.
These features make it suitable for applications in embedded systems, portable devices, and any system requiring precise voltage monitoring.
Pinout
The TPS3808G33DBVR comes in a 6-pin SOT-23 package. Here are the pin functions:
1. VDD: Power supply pin for the device.
2. GND: Ground connection pin.
3. MR: Manual Reset input, which allows for an external signal to trigger a reset.
4. OUT: Reset output pin that goes low when the monitored voltage is below the threshold.
5. SENSE: Pin to monitor the voltage that needs to be supervised.
6. DNC: Do Not Connect. This pin should remain unconnected or connected as specified in the datasheet.
The TPS3808G33 specifically monitors a 3.3V rail and is designed to ensure that microcontrollers or other digital devices are properly reset when required.
Manufacturer
Application
1. Computing Systems: Ensures reliable operation in microprocessors and DSPs by monitoring supply voltages.
2. Communication Equipment: Provides voltage supervision for routers, switches, and networking devices.
3. Consumer Electronics: Used in devices like TVs and gaming consoles for power management.
4. Industrial Automation: Monitors critical systems requiring stable power supplies.
5. Automotive: Ensures proper operation of electronic control units (ECUs) and other automotive electronics.
It helps prevent data corruption and system failures by initiating reset sequences when voltages fall below predefined thresholds.