BD4949G-TR
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- Mfr.Part #
- BD4949G-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- SC-74A, SOT-753
- Datasheet
- Download
- Description
- IC RESET CMOS 4.9V 5SSOP
- Stock
- 3,000
- In Stock ：
- 3,000
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Min Supply Voltage :
- -300mV
- Number of Voltages Monitored :
- 1
- Pbfree Code :
- yes
- Output :
- Push-Pull, Totem Pole
- Max Supply Voltage :
- 10V
- RoHS Status :
- ROHS3 Compliant
- Operating Temperature :
- -40°C~105°C TA
- Packaging :
- Tape and Reel (TR)
- Max Power Dissipation :
- 150mW
- Factory Lead Time :
- 20 Weeks
- Base Part Number :
- BD49
- Number of Pins :
- 5
- Max Reset Threshold Voltage :
- 4.974V
- Watchdog Timer :
- No
- Reset :
- Active Low
- Package / Case :
- SC-74A, SOT-753
- Type :
- Voltage Detector
- Pin Count :
- 5
- Max Supply Current :
- 1.8μA
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Voltage - Threshold :
- 4.9V
- Mount :
- Surface Mount
- Min Reset Threshold Voltage :
- 4.827V
- Mounting Type :
- Surface Mount
- Published :
- 2013
- ECCN Code :
- EAR99
- Lead Free :
- Lead Free
- Series :
- BD49xxx
- Datasheets
- BD4949G-TR
Supervisors ROHM Semiconductor BD4949G-TR Overview
The ROHM Semiconductor BD4949G-TR is a high-performance, precision voltage supervisor IC designed for monitoring power supplies in microprocessor and digital systems. It ensures that your systems operate reliably by providing a precise, fixed voltage detection feature. The BD4949G-TR is housed in a compact 5SSOP package, making it ideal for applications where space is at a premium. The device enhances system stability by performing a reset function when the supply voltage drops below a predetermined threshold, thus protecting the system from erratic operation due to insufficient power. Its low power consumption and high accuracy make the Supervisors ROHM Semiconductor BD4949G-TR a top choice for engineers looking to enhance their system reliability and efficiency.
BD4949G-TR Features
The BD4949G-TR voltage supervisor includes several key features:
- Fixed threshold voltage of 4.9V ensures reliable operation and system reset.
- Low supply current enhances system efficiency by reducing power consumption.
- High detection accuracy maintains system stability and performance.
- Small 5SSOP package suitable for compact designs.
- Wide operating temperature range allows for use in various environmental conditions.
BD4949G-TR Applications
- Computing Systems: Ensures stable operation by monitoring power supplies and initiating resets in desktops and servers.
- Portable Devices: Ideal for use in smartphones and tablets where consistent operation is critical and space is limited.
- Industrial Equipment: Monitors power supplies in machinery and safety systems, triggering a reset when voltages fall below safe levels.
- Automotive Electronics: Provides reliable voltage monitoring in vehicle control systems to prevent failure due to voltage drop-offs.
- Consumer Electronics: Used in TVs, gaming consoles, and other home electronics to ensure optimal performance through consistent voltage supervision.
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