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BD4842G-TR
+BOMIC SUPERVISOR 1 CHANNEL 5SSOP
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Nhà sản xuấtBán dẫn Rohm
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Ông. Phần #BD4842G-TR
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Có sẵn9765
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Series | BD48xxx |
| Part Status | Not For New Designs |
| Digi Key Programmable | Not Verified |
| Type | Voltage Detector |
| Number of Voltages Monitored | 1 |
| Voltage - Threshold | 4.2V |
| Output | Open Drain or Open Collector |
| Reset | Active Low |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | SC-74A, SOT-753 |
| Supplier Device Package | 5-SSOP |
| Base Product Number | BD4842 |
Tổng quan
Description
Key features of the BD4842G-TR include a wide operating voltage range, low current consumption, and high accuracy in voltage detection. The device is housed in a compact package, making it suitable for space-constrained applications. Additionally, it offers a wide detection voltage range and a built-in delay circuit for generating reset signals.
The BD4842G-TR is particularly advantageous in battery-powered devices, automotive systems, and consumer electronics, where reliable voltage monitoring is essential for maintaining system stability and performance. Its robustness and precision make it an important component in ensuring the correct operation of electronic systems under varying power conditions.
Equivalent
Features
1. High Accuracy: Offers precise voltage detection with minimal error, ensuring reliable operation.
2. Low Current Consumption: Optimized for energy efficiency, ideal for battery-powered devices.
3. Wide Operating Voltage Range: Compatible with a broad spectrum of supply voltages.
4. Compact Package: Available in a small, surface-mount package suitable for space-constrained designs.
5. Temperature Stability: Maintains performance across a wide temperature range.
6. Reset Output: Provides a clear reset signal to microcontrollers and other digital logic when the voltage falls below the threshold.
7. Hysteresis: Includes hysteresis to prevent erratic operation near the threshold voltage.
8. Application Flexibility: Suitable for use in consumer electronics, automotive systems, and industrial applications.
These features make the BD4842G-TR an excellent choice for ensuring system stability and reliability by monitoring critical voltage levels efficiently.
Pinout
The BD4842G-TR comes in a compact package and typically has 3 pins. These pins generally serve the following functions:
1. VDD (Supply Voltage Pin): This pin is connected to the power supply of the system. It monitors the voltage level.
2. GND (Ground Pin): This pin is connected to the ground of the system, providing the return path for the supply current.
3. RESET (Output Pin): This pin outputs the reset signal. It usually remains in the reset state when the monitored supply voltage is below a specified threshold and goes to the active state once proper voltage levels are detected.
This IC is designed to maintain consistent operation by preventing erratic behavior during power-up, power-down, or voltage fluctuations.
Manufacturer
Application
1. Power Supply Systems: Monitoring power supply voltages to ensure stable operation.
2. Battery-Powered Devices: Preventing battery over-discharge by monitoring voltage levels.
3. Microcontroller Systems: Resetting microcontrollers and processors by detecting specific voltage thresholds.
4. Consumer Electronics: Ensuring proper operation of devices such as smartphones, tablets, and laptops.
5. Automotive Electronics: Monitoring and managing power in automotive electronic control units.
This IC is ideal for applications requiring low power consumption and high reliability in voltage detection and reset functions.