HT7833 3.3V 500mA linear voltage regulator IC SOT23-5

HT7833 3.3V 500 mA Linear Voltage Regulator IC (SOT-23-5) delivers a stable and efficient 3.3 V output with low dropout and high current capability. This compact SOT-23-5 packaged regulator suits portable electronics, battery-powered devices, and embedded systems requiring reliable voltage conversion.

Key Features:

• 500 mA Output Current: Delivers ample current for most low-power devices with ease.
• Low Dropout Voltage: Operates reliably with small input-output voltage difference.
• High Output Accuracy: Maintains ±2% voltage regulation across full load range.
• Thermal Protection: Prevents damage from overheating.
• Over-Current Protection: Protects the module during short circuits or overloads.

Technical Specifications:

• Input Voltage Range: 3.5 V to 16 V
• Output Voltage: 3.3 V ±2%
• Max Output Current: 500 mA
• Dropout Voltage: ~350 mV at 500 mA
• Quiescent Current: Typically 65 µA

Mechanical Specifications:

• Package Type: SOT-23-5 (TO-236AA)
• Heat Dissipation: Integrated thermal pad supports efficient heat release
• PCB Mount: Suitably designed for surface-mount placement

Dimensions:

• Body Size: Approx. 3 mm × 2 mm × 1.2 mm (L × W × H)
• Lead Pitch: ~0.95 mm
• Pad Layout: Standard SOT-23-5 footprint

Pinout and Wiring:

• Pin 1 (GND): Connect to ground plane for stability.
• Pin 2 (VOUT): Provide regulated 3.3 V output.
• Pin 3 (VIN): Supply input of 3.5 V to 16 V.
• Pin 4 (NC/Filter): No internal connection; set external filter caps if needed.
• Pin 5 (EN): Pull high (VIN) to enable output; pull low to disable (shutdown).

Datasheet Reference:

• Search for “HT7833 datasheet” or visit manufacturer’s site for full specification and application circuits.

Applications:

• Battery-Powered Devices: Delivers stable voltage in handheld gadgets and wearables.
• Microcontroller Power Supply: Powers 3.3 V MCUs like ESP32, Arduino Pro Mini, and STM32.
• Portable Instrumentation: Drives sensors, logic circuits, and small displays.
• Industrial Controls: Supplies clean voltage for control modules and automation systems.
• General Electronics: Ideal for prototyping and embedded system designs.

Equivalent Models:

• LD1117V33SOT23-5: 3.3 V, 800 mA regulator in SOT-23-5 package.
• AP7333-33SOT23-5: Low-dropout 3.3 V, 500 mA linear regulator.
• MIC5504-3.3Y: 500 mA LDO regulator with low-dropout and reset output.

Package Includes:

• 1 x HT7833 3.3 V 500 mA Linear Voltage Regulator IC (SOT-23-5)