Overview
The TPS3106K33DBVT is a dual-channel voltage supervisor IC produced by Texas Instruments. This component is designed to provide circuit initialization and timing supervision, primarily for DSP and processor-based systems. It features ultra-low supply current and is packaged in a 6-pin SOT-23 (DBV) package. The device ensures proper system reset by monitoring the supply voltage and asserting the RESET signal when the voltage drops below a predefined threshold. It operates over a wide temperature range of –40°C to 125°C, making it suitable for various industrial and consumer applications.
Key Specifications
| Parameter | Value |
|---|---|
| Package | SOT-23 (DBV) with 6 pins |
| Operating Temperature Range | –40°C to 125°C |
| Threshold Voltage | 2.941V |
| Reset Active High Voltage Level | None |
| Reset Active Low Voltage Level | Open drain |
| Manual RESET | Yes |
| Watchdog | No |
| Supply Current | 1.2 µA (Typical) |
| Power-On Reset Generator Delay Time | 130 ms |
Key Features
- Precision Supply Voltage Supervision Range: 0.9 V, 1.2 V, 1.5 V, 1.6 V, 2 V, and 3.3 V
- High Trip-Point Accuracy: 0.75%
- Ultra-low Supply Current: 1.2 µA (Typical)
- RESET Defined With Input Voltages as Low as 0.4 V
- Power-On Reset Generator With a Delay Time of 130 ms
- Push/Pull or Open-Drain RESET Outputs
- Manual Reset Pin for Forcing Outputs Low Regardless of Sensed Voltages
Applications
The TPS3106K33DBVT is suitable for a variety of applications, including:
- DSP and processor-based systems
- Industrial control systems
- Consumer electronics requiring low power consumption and precise voltage supervision
- Automotive systems where robust temperature range and low current consumption are critical
Q & A
- What is the primary function of the TPS3106K33DBVT?
The primary function is to provide circuit initialization and timing supervision for DSP and processor-based systems. - What is the package type and pin count of the TPS3106K33DBVT?
The package type is SOT-23 (DBV) with 6 pins. - What is the operating temperature range of the TPS3106K33DBVT?
The operating temperature range is –40°C to 125°C. - What is the threshold voltage for the TPS3106K33DBVT?
The threshold voltage is 2.941V. - Does the TPS3106K33DBVT have a watchdog timer?
No, the TPS3106K33DBVT does not have a watchdog timer. - What is the typical supply current of the TPS3106K33DBVT?
The typical supply current is 1.2 µA. - How long is the delay time for the power-on reset generator?
The delay time for the power-on reset generator is 130 ms. - Can the RESET output be forced low regardless of the sensed voltages?
Yes, the TPS3106K33DBVT has a manual reset pin for this purpose. - What are the possible types of RESET outputs for the TPS3106K33DBVT?
The RESET outputs can be either push/pull or open-drain. - At what input voltage is the RESET signal defined?
The RESET signal is defined with input voltages as low as 0.4 V.
