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TPS3851G18SDRBR
+StücklisteIC SUPERVISOR 1 CHANNEL 8SON
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HerstellerTexas Instruments
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Herstellerteil #TPS3851G18SDRBR
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Datenblatt TPS3851G18SDRBR DataSheet
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Auf Lager6208
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Spezifikationen
| Attribut | Wert |
| Part Status | Active |
| Digi Key Programmable | Not Verified |
| Type | Simple Reset/Power-On Reset |
| Number of Voltages Monitored | 1 |
| Voltage - Threshold | 1.8V |
| Output | Open Drain or Open Collector |
| Reset | Active Low |
| Reset Timeout | 170ms Minimum |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 8-VDFN Exposed Pad |
| Supplier Device Package | 8-SON (3x3) |
| Base Product Number | TPS3851 |
Übersicht
Description
Key specifications include a fixed reset threshold of 1.8V, a low quiescent current, and the ability to operate with a supply voltage from 1.5V to 5.5V. The device provides a delay feature to prevent premature resets during power-up or down sequences.
Additionally, the TPS3851 supports both active-high and active-low reset outputs, enhancing design flexibility. It is housed in a compact, thermally efficient package, making it suitable for space-constrained applications.
Overall, the TPS3851G18SDRBR is ideal for ensuring system reliability by monitoring voltage levels and providing timely reset signals to prevent malfunctions in electronic devices.
Equivalent
Features
1. Voltage Monitoring: It monitors system voltages with adjustable thresholds, offering precision supervision of power supplies.
2. Adjustable Reset Threshold: Provides flexibility in setting the desired reset voltage levels.
3. Low Quiescent Current: Minimizes power consumption, making it suitable for battery-operated devices.
4. Fast Reset Response: Ensures quick response to voltage changes, enhancing system reliability.
5. Active Reset and Reset Timeout: Includes both an active reset for immediate response and a timeout feature for delayed reset.
6. Open-Drain Output: The output can be connected to multiple devices, providing flexibility in system design.
7. Wide Supply Voltage Range: Operates within a broad voltage range, accommodating various applications.
8. Temperature Range: It is rated for operation across industrial temperature ranges, ensuring performance in demanding environments.
These features make the TPS3851G18SDRBR suitable for a variety of applications, including automotive, industrial, and consumer electronics.
Pinout
Pin Functions:
1. VIO - Input voltage supply.
2. GND - Ground connection.
3. SENSE - Voltage sensing input.
4. RESET - Open-drain output that indicates a reset condition.
5. NMI - Non-maskable interrupt output (active low).
6. DEBOUNCE - Debounce pin for noise filtering on reset signal.
7. RST - Reset output (active low) indicating power or input voltage status.
8. VREF - Reference voltage output for external components.
The device is designed for monitoring power supply voltages and generating reset signals, ensuring system reliability during power fluctuations.
Manufacturer
Application
1. Consumer Electronics - Ensures proper voltage levels in devices like smartphones and tablets.
2. Industrial Equipment - Monitors power supply for reliability in factory automation and control systems.
3. Automotive - Provides voltage supervision for critical automotive electronics.
4. Telecommunications - Protects networking equipment by monitoring power supply stability.
5. Computing - Safeguards servers and computing systems against voltage fluctuations.
Overall, it enhances system reliability and prevents malfunction due to voltage irregularities.