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STMicroelectronics Voltage Regulator LD2981CU33TR 16V 80μA Quiescent Current 3-Pin SOT-89 Surface Mount LD2981CU33TR
Specifications
| Country of Origin | India |
|---|---|
| Voltage | Regulators STMicroelectronics LD2981CU33TR, Voltage Regulator 16V SOT-89 3-Pin R |
| Brand | STMicroelectronics |
| Height | 1.6mm |
| Length | 4.6mm |
| Model | LD2981CU33TR |
| Width | 2.6mm |
| Mount Type | Surface |
| Series | LD2981 |
| Maximum Operating Temperature | 125°C |
| Package Type | SOT-89 |
| Polarity | Positive |
| Maximum Input Voltage | 16V |
| Quiescent Current | 80μA |
| Minimum Input Voltage | 2.5V |
| Pin Count | 3 |
Key Features
- Operates with input voltages from 2.5V to a maximum of 16V.
- Features low quiescent current of 80 microamperes for power-efficient regulation.
- Compact surface-mount SOT-89 package with 3 pins for easy PCB integration.
- Maximum operating temperature up to 125°C suitable for industrial environments.
- Positive polarity voltage regulator ideal for maintaining stable output voltage.
- Series LD2981 regulator known for fast transient response and low noise output.
Product Description
STMicroelectronics LD2981CU33TR is a precision low dropout (LDO) linear voltage regulator designed for reliable power regulation in industrial and electronic applications. Featuring a 3-pin SOT-89 surface mount package, this regulator offers compactness and ease of integration on printed circuit boards.
It supports input voltages ranging from 2.5V to 16V with a maximum operating temperature of 125°C, making it robust enough for demanding environments. The device operates with a low quiescent current of 80μA, maximizing power efficiency in battery-powered and low-power equipment.
The positive polarity LDO ensures stable and noise-reduced voltage output suitable for precision electronics, instrumentation, and embedded systems. Its fast transient response capability aids in maintaining voltage stability under dynamic load conditions.
The physical dimensions of 4.6mm length, 2.6mm width, and 1.6mm height make the LD2981CU33TR well-suited for compact and space-constrained designs. It is widely used in electronic components, power management ICs, and semiconductor applications.
Operates with a minimum input voltage of 2.5V and a maximum of 16V. Low quiescent current of 80μA allows energy-efficient operation. Surface mount package type: SOT-89 with 3 pins for compact PCB mounting. Maximum operating temperature rating of 125 degrees Celsius.
Positive polarity ensures correct voltage regulation in standard electronic circuits. LD2981 series known for low dropout voltage and fast transient response. Compact physical dimensions enhance applicability in tight spaces.
This Voltage Regulator is ideal for industrial, laboratory, electronic, and embedded system power management where stable voltage and low noise are critical. It supports a broad range of electronics applications including power supplies, communications equipment, and instrumentation devices.
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Frequently Asked Questions
This voltage regulator operates with input voltages ranging from 2.5V to a maximum of 16V.
It features a low quiescent current of 80 microamperes, which enhances power efficiency.
The maximum operating temperature for this regulator is 125°C, making it suitable for industrial environments.
This model has physical dimensions of 4.6mm in length, 2.6mm in width, and 1.6mm in height.
It comes in a compact SOT-89 surface mount package with 3 pins, facilitating easy PCB integration.
This voltage regulator supports positive polarity, ensuring correct voltage regulation in standard electronic circuits.
It is widely used in industrial, laboratory, electronic, and embedded system power management where stable voltage and low noise are critical.
This model is known for its fast transient response capability, which helps maintain voltage stability under dynamic load conditions.
The LD2981CU33TR is part of the LD2981 series of voltage regulators.
The low dropout voltage is important for efficient voltage regulation, especially in battery-powered and low-power applications.
Its low noise output is suitable for precision electronics, instrumentation, and embedded systems.
The country of origin for this voltage regulator is India.
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