Overview
The TLVH431CDBZRG4 is a precision low-voltage adjustable shunt regulator produced by Texas Instruments. This component is designed for applications requiring a stable reference voltage with low dropout voltage. It is part of the TLVH431 series, which is known for its high accuracy and low power consumption. The TLVH431CDBZRG4 is particularly suitable for portable and battery-powered devices due to its low operating voltage and minimal power dissipation. Its market positioning targets designers in the consumer electronics, industrial, and automotive sectors who need reliable voltage regulation in compact and energy-efficient designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Reference Voltage | 1.24 | V | Typical |
| Operating Voltage Range | 1.24 to 6 | V | |
| Output Current | 1 to 100 | mA | |
| Temperature Range | -40 to 125 | °C | |
| Package | SOT-23 | DBZ package | |
| Accuracy | ±0.5 | % | Over temperature |
| Quiescent Current | 80 | µA | Typical |
Key Features
- Low dropout voltage for efficient operation in low-voltage applications.
- High accuracy with ±0.5% reference voltage tolerance.
- Wide operating voltage range from 1.24V to 6V.
- Low quiescent current of 80µA (typical) for energy-efficient designs.
- Compact SOT-23 package suitable for space-constrained applications.
Applications
The TLVH431CDBZRG4 is widely used in various fields, including:
- Consumer Electronics: Power management in portable devices such as smartphones, tablets, and wearables.
- Industrial Automation: Voltage regulation in sensors, control systems, and instrumentation.
- Automotive Electronics: Reliable voltage reference in infotainment systems, lighting controls, and battery management systems.
- Power Supplies: Adjustable shunt regulation in DC-DC converters and linear regulators.
Q & A
1. What is the reference voltage of the TLVH431CDBZRG4?
The reference voltage is typically 1.24V.
2. What is the operating voltage range?
The operating voltage range is from 1.24V to 6V.
3. What is the maximum output current?
The maximum output current is 100mA.
4. What is the temperature range for operation?
The device operates within a temperature range of -40°C to 125°C.
5. What package does the TLVH431CDBZRG4 come in?
It comes in a SOT-23 (DBZ) package.
6. What is the accuracy of the reference voltage?
The accuracy is ±0.5% over the temperature range.
7. What is the typical quiescent current?
The typical quiescent current is 80µA.
8. Is this device suitable for battery-powered applications?
Yes, its low quiescent current and low dropout voltage make it ideal for battery-powered devices.
9. Can the TLVH431CDBZRG4 be used in automotive applications?
Yes, it is suitable for automotive electronics, provided it operates within the specified temperature range.
10. What are the key advantages of the TLVH431CDBZRG4?
Key advantages include high accuracy, low power consumption, and a compact package, making it versatile for various applications.
