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STMicroelectronics Voltage Regulator 500 mW 13.2V Low Dropout SOT-89 3-Pin LDK220U33R
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 1.6mm |
| Temperature range | -40 °C to 125 °C |
| Length | 4.6mm |
| Model | LDK220U33R |
| Width | 2.6mm |
| Mount Type | Surface |
| Series | LDK220 |
| Power Rating | 500mW |
| Maximum Operating Temperature | 125°C |
| Package Type | SOT-89 |
| Polarity | Positive |
| Maximum Input Voltage | 13.2V |
| Quiescent Current | 100μA |
| Minimum Input Voltage | 2.5V |
| Pin Count | 3 |
| Wide range of output voltages available on request | fixed from 1.2 V to 12 V with 100 mV step and adjustable |
Key Features
- Operates with input voltage range from 2.5 V to 13.2 V ensuring versatile usage.
- Provides a maximum output current of 200 mA with a typical dropout voltage of 100 mV.
- Features low quiescent current of approximately 55 μA and less than 1 μA in shutdown mode.
- Includes logic-controlled enable for efficient power management.
- Built-in short-circuit current limiting and thermal protection enhances device reliability.
- Compatible with ceramic capacitor on output for stabilization.
- Compact dimensions of 4.6 mm length, 2.6 mm width, and 1.6 mm height in surface mount package.
- Operates within a temperature range of -40 °C to 125 °C supporting industrial environments.
Product Description
STMicroelectronics LDK220U33R Voltage Regulator is a highly efficient low dropout regulator designed to provide stable voltage regulation with up to 500 mW power dissipation. Utilizing a 3-pin surface mount SOT-89 package, this component supports input voltages from 2.5 V to 13.2 V, making it suitable for a range of electronic devices and battery-powered applications.
This device incorporates a low dropout voltage of typically 100 mV at 100 mA load, which reduces power wastage and enhances battery life. Its low quiescent current of approximately 55 μA, alongside an ultra-low shutdown current below 1 μA via the enable logic control, helps optimize energy consumption.
Additional integrated features include short-circuit constant current limiting and thermal protection, safeguarding the chip under adverse conditions. The use of a ceramic capacitor on the output ensures voltage stability and low noise, accommodating sensitive circuits.
Measuring 4.6 mm in length, 2.6 mm in width, and 1.6 mm in height, the LDK220U33R fits compact designs while supporting operation over a broad temperature range from -40 °C to 125 °C. Its output voltage tolerance of ±2.0% at room temperature assures precision vital for reliable performance.
This regulator finds applications across various sectors including battery-powered equipment, televisions, set-top boxes, personal computers, laptops, and diverse industrial electronics requiring dependable voltage regulation with minimal power losses.
Operates with input voltage 2.5 - 13.2 V range. Delivers 200 mA maximum output current. Low dropout voltage around 100 mV typical at 100 mA load. Quiescent current approximately 55 μA, 1 μA in off mode. Includes enable logic for controlled shutdown mode.
Short-circuit current limiting and thermal protection integrated. Compact SOT-89 surface mount package dimensions. Temperature range spans -40 °C to 125 °C. Output voltage tolerance ±2.0% at 25 °C. Suitable for battery-powered devices, TVs, PCs, and industrial applications.
Explore the full line of Voltage Regulators from STMicroelectronics and other trusted brands at EnvMart for industrial and electronic component needs.
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Frequently Asked Questions
It operates with an input voltage range from 2.5 V to 13.2 V.
This model provides a maximum output current of 200 mA.
The typical dropout voltage is around 100 mV at a 100 mA load.
The dimensions of the package are 4.6 mm in length, 2.6 mm in width, and 1.6 mm in height.
It has a low quiescent current of approximately 55 μA.
It operates within a temperature range of -40 °C to 125 °C.
Yes, it includes short-circuit current limiting and thermal protection for enhanced reliability.
It is compatible with a ceramic capacitor on the output for stabilization.
The output voltage tolerance is ±2.0% at room temperature.
This regulator is suitable for battery-powered equipment, televisions, set-top boxes, personal computers, laptops, and various industrial electronics.
It includes logic-controlled enable for efficient power management, allowing for a shutdown mode with less than 1 μA current.
The power rating is 500 mW, allowing for effective voltage regulation in various applications.
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