Overview
The TLV431AIDBVRE4 is a low-voltage adjustable precision shunt regulator produced by Texas Instruments. This component is part of the TLV431 series, known for its high precision and low-voltage operation. The TLV431AIDBVRE4 is designed to provide a stable reference voltage and can be adjusted to output voltages ranging from 1.24V to 6V. It is packaged in a 5-pin SOT-23 package, making it suitable for a variety of applications where space is limited.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Reference Voltage (VREF) | 1.228 | 1.24 | 1.252 | V |
| Output Voltage Range | 1.24 | - | 6 | V |
| Cathode Current (IK) | - | 10 | 15 | mA |
| Reference Terminal Current (Iref) | 0.1 | 0.5 | - | µA |
| Operating Temperature Range | -40 | - | 85 | °C |
| Supply Voltage Range | 1.24 | - | 6 | V |
| Package Type | - | - | SOT-23 | - |
| Number of Terminals | - | - | 5 | - |
Key Features
- Low-voltage operation with a reference voltage of 1.24V ±0.5% at 25°C
- Adjustable output voltage from 1.24V to 6V
- Internal reference and amplifier for stable voltage regulation
- No external capacitor required for stability
- Low reference terminal current (Iref) of 0.1 to 0.5 µA
- Compact SOT-23 package for space-saving designs
- RoHS and REACH compliant
Applications
- Voltage regulation in low-power systems
- Adjustable voltage references in analog circuits
- Power management in embedded systems
- Automotive applications (for Q1 versions)
- General-purpose voltage regulation where precision is required
Q & A
- What is the reference voltage of the TLV431AIDBVRE4?
The reference voltage is 1.24V with a tolerance of ±0.5% at 25°C
- What is the adjustable output voltage range of the TLV431AIDBVRE4?
The output voltage can be adjusted from 1.24V to 6V
- Does the TLV431AIDBVRE4 require an external capacitor for stability?
No, the TLV431AIDBVRE4 is internally compensated and does not require an external capacitor for stability
- What is the typical reference terminal current (Iref) of the TLV431AIDBVRE4?
The typical reference terminal current is 0.5 µA
- What is the operating temperature range of the TLV431AIDBVRE4?
The operating temperature range is -40°C to 85°C
- Is the TLV431AIDBVRE4 RoHS and REACH compliant?
- What package type is the TLV431AIDBVRE4 available in?
The TLV431AIDBVRE4 is available in a 5-pin SOT-23 package
- Can the TLV431AIDBVRE4 be used in automotive applications?
Yes, the Q1 version of the TLV431x series is qualified for automotive applications and meets AEC-Q100 standards
- What is the maximum cathode current (IK) of the TLV431AIDBVRE4?
The maximum cathode current is 15 mA
- Is the TLV431AIDBVRE4 still in production?
No, the TLV431AIDBVRE4 is obsolete and no longer manufactured
