Overview
The TL431ACL3T is an adjustable shunt voltage reference produced by STMicroelectronics. This device is part of the TL431 series, known for its high temperature stability and adjustable output voltage. The TL431ACL3T is particularly suited for applications requiring a stable voltage reference across a wide range of temperatures and current conditions.
The device operates within a temperature range of 0°C to 70°C, making it suitable for various industrial and automotive applications. It features a programmable output voltage that can be set between 2.5V and 36V using two external resistors, and it can handle sink currents from 1 to 100 mA.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage Reference Type | Shunt - Adjustable | |
| Reference Voltage Min | 2.495V | V |
| Reference Voltage Max | 36V | V |
| Initial Accuracy | 1% | |
| Temperature Coefficient | - | |
| IC Case / Package | SOT-23 | |
| No. of Pins | 3 Pins | |
| IC Mounting | Surface Mount | |
| Input Voltage Max | 36V | V |
| Operating Temperature Min | 0°C | °C |
| Operating Temperature Max | 70°C | °C |
| MSL | MSL 1 - Unlimited | |
| SVHC | No SVHC (23-Jan-2024) |
Key Features
- Adjustable output voltage: 2.5V to 36V with two external resistors
- Sink current capability: 1 to 100 mA
- Typical output impedance: 0.22 Ω
- 1% initial accuracy
- Operating temperature range: 0°C to 70°C
- AEC-Q100 qualified for automotive applications
- RoHS and RoHS Phthalates compliant
Applications
- Power supplies: The adjustable voltage reference makes it ideal for various power supply designs
- Industrial applications: Suitable for industrial environments due to its stability and wide operating temperature range
- Automotive applications: AEC-Q100 qualified, making it suitable for automotive systems
- Voltage regulation: Can be used in voltage regulation circuits requiring a stable reference voltage
Q & A
- What is the operating temperature range of the TL431ACL3T?
The operating temperature range is from 0°C to 70°C.
- What is the adjustable output voltage range of the TL431ACL3T?
The output voltage can be adjusted between 2.5V and 36V using two external resistors.
- What is the maximum input voltage for the TL431ACL3T?
The maximum input voltage is 36V.
- What is the initial accuracy of the TL431ACL3T?
The initial accuracy is 1%.
- Is the TL431ACL3T RoHS compliant?
Yes, the TL431ACL3T is RoHS and RoHS Phthalates compliant.
- What is the package type of the TL431ACL3T?
The package type is SOT-23.
- What is the sink current capability of the TL431ACL3T?
The sink current capability is from 1 to 100 mA.
- Is the TL431ACL3T AEC-Q100 qualified?
Yes, the TL431ACL3T is AEC-Q100 qualified for automotive applications.
- What is the typical output impedance of the TL431ACL3T?
The typical output impedance is 0.22 Ω.
- What are the common applications of the TL431ACL3T?
Common applications include power supplies, industrial, and automotive systems.
