HT7533-1

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HT7533-1

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IC REG LINEAR 3.3V 100MA SOT89-3

  • メーカーUMW社

  • メーカー品番 #HT7533-1

  • データシート HT7533-1 DataSheet

  • 在庫状況23313

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Series 75xx
PartStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 30V
Voltage-Output(Min/Fixed) 3.3V
VoltageDropout(Max) 0.1V @ 1mA
Current-Output 100mA
Current-Quiescent(Iq) 3 µA
ProtectionFeatures Short Circuit
OperatingTemperature -25°C ~ 70°C
MountingType Surface Mount
Package/Case TO-243AA
SupplierDevicePackage SOT-89-3

概要

Description

The HT7533-1 is a low-dropout (LDO) voltage regulator designed for applications requiring efficient power management. It provides a stable output voltage with a low input-output differential, making it suitable for battery-powered devices and portable electronics. The HT7533-1 typically features a fixed output voltage of 3.3V and is capable of delivering a specific current output, often around 100mA to 500mA, depending on the model.
Key characteristics of the HT7533-1 include low quiescent current, fast transient response, and good thermal performance. It often includes built-in protection features like overcurrent protection, thermal shutdown, and short-circuit protection to enhance reliability and safety. The device is usually housed in compact packaging, such as SOT-89 or TO-92, making it easy to integrate into various circuit designs where space is a concern.
Overall, the HT7533-1 is a versatile and effective solution for maintaining stable power supply levels in low-power applications, offering a balance between performance, efficiency, and safety.

Equivalent

The HT7533-1 is a low dropout (LDO) linear voltage regulator typically offering 3.3V output. Equivalent products include:
1. AMS1117-3.3 - A commonly used LDO regulator with a similar voltage output and current rating.
2. LM1117-3.3 - Another popular 3.3V LDO regulator with similar specifications.
3. MCP1700-3302 - Microchip's LDO with low quiescent current, suited for battery-powered applications.
4. TLV1117-33 - A Texas Instruments LDO with similar functionality.
These alternatives depend on specific design requirements like package type, current rating, and dropout voltage.

Features

The HT7533-1 is a voltage regulator known for its precision and reliability. Key features include:
1. Output Voltage: Provides a fixed output voltage of 3.3V, suitable for various electronic applications.
2. Low Dropout Voltage: Ensures efficient performance with minimal voltage differential between input and output, typically around 60mV at light loads.
3. High Accuracy: Offers precise voltage regulation with a typical output accuracy of ±2%.
4. Low Quiescent Current: Consumes minimal current when idle, enhancing battery life in portable devices.
5. Overcurrent Protection: Safeguards the device from excessive current, improving reliability and longevity.
6. Thermal Shutdown: Includes a thermal protection feature to prevent overheating and potential damage.
7. Compact Package: Available in small form-factor packages, ideal for space-constrained designs.
8. Wide Input Voltage Range: Compatible with a broad input voltage range, enhancing versatility in different circuit designs.
These features make the HT7533-1 a popular choice for applications requiring stable and efficient voltage regulation.

Pinout

The HT7533-1 is a low dropout voltage regulator, typically available in a SOT-89 package. It has three pins, each serving a specific function:
1. VIN (Input Pin): This pin is where the unregulated input voltage is applied. The voltage supplied here must be higher than the desired output voltage by at least the dropout voltage.
2. GND (Ground Pin): This pin is connected to the ground of the circuit. It serves as the reference point for the input and output voltages.
3. VOUT (Output Pin): This pin provides the regulated output voltage, which in the case of the HT7533-1, is 3.3V. The output voltage remains stable as long as the input voltage is above the minimum dropout voltage and the current draw is within the device's specified limits.
These components are designed for use in applications requiring a stable voltage supply, like microcontrollers or other digital logic circuits.

Manufacturer

The HT7533-1 is manufactured by Holtek Semiconductor. Holtek is a Taiwanese company that specializes in designing and providing semiconductor devices. The company focuses on microcontrollers and peripheral products, aiming to offer solutions in areas such as consumer electronics, home appliances, and industrial equipment. Their product portfolio includes a wide range of integrated circuits (ICs) for various applications, emphasizing energy efficiency and innovative technology. Holtek is recognized for providing cost-effective solutions and maintaining a strong presence in the global semiconductor market.

Application

The HT7533-1 is a low-dropout (LDO) voltage regulator known for its precise output and low quiescent current. Its primary application areas include consumer electronics, where it powers microcontrollers and sensors; portable devices, such as smartphones and tablets, where battery life is critical; and industrial electronics, where it stabilizes power supply lines for sensitive components. Additionally, it's used in communication devices, ensuring stable voltage for radio frequency circuits, and in automotive electronics, providing a reliable power source for various onboard systems. Its compact size and efficiency also make it suitable for Internet of Things (IoT) devices and wearable technology.

Package

The HT7533-1 is typically available in SOT-89 and TO-92 package types.