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HT7333-1
+Nomenclature-
FabricantHoltek semiconducteurs
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Pièce fabricant #HT7333-1
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En stock13302
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Spécifications
| Attribut | Valeur |
| Manufacturer | Holtek Semicon |
| Package / Case | SOT-89-3 |
| Operating Temperature | -40℃~+85℃@(Ta) |
| Voltage - Supply | 30V |
| Output Type | Fixed |
| Number of Outputs | 1 |
| Current - Output | 250mA |
| Voltage Dropout | 6mV@(1mA) |
| Features | Overcurrent Protection |
| Output Voltage | 3.3V |
| Output Configuration | Positive electrode |
| standby current | 2.5uA |
Présentation
Description
The HT7333-1 is a low-dropout (LDO) voltage regulator from Holtek, providing a fixed 3.3V output with a 250mA current capacity. It features an ultra-low quiescent current (typically 4µA), making it ideal for battery-powered applications.
Key specifications:
- Input voltage range: Up to 12V
- Dropout voltage: ~200mV at 100mA
- Low noise & high ripple rejection
- Thermal & short-circuit protection
Commonly used in IoT devices, sensors, and portable electronics, the HT7333-1 is available in SOT-89 and TO-92 packages. Its compact design and efficiency suit space-constrained designs.
For detailed specs, refer to the Holtek datasheet.
Key specifications:
- Input voltage range: Up to 12V
- Dropout voltage: ~200mV at 100mA
- Low noise & high ripple rejection
- Thermal & short-circuit protection
Commonly used in IoT devices, sensors, and portable electronics, the HT7333-1 is available in SOT-89 and TO-92 packages. Its compact design and efficiency suit space-constrained designs.
For detailed specs, refer to the Holtek datasheet.
Equivalent
The HT7333-1 is a 3.3V LDO regulator. Equivalent alternatives include:
- AMS1117-3.3
- LM1117-3.3
- XC6206P332MR
- MIC5205-3.3YM5
- RT9193-33GB
These offer similar voltage output (3.3V) and low dropout performance. Check pin compatibility and current ratings (HT7333-1 supports 250mA) for exact replacement.
- AMS1117-3.3
- LM1117-3.3
- XC6206P332MR
- MIC5205-3.3YM5
- RT9193-33GB
These offer similar voltage output (3.3V) and low dropout performance. Check pin compatibility and current ratings (HT7333-1 supports 250mA) for exact replacement.
Features
The HT7333-1 is a low-dropout (LDO) voltage regulator with the following key features:
- Output Voltage: Fixed 3.3V (other variants available).
- Input Voltage Range: Up to 12V (typical max).
- Low Dropout: ~350mV at 100mA load.
- Output Current: 250mA max.
- Low Quiescent Current: 4µA (typical).
- High Accuracy: ±2% tolerance.
- Thermal & Short-Circuit Protection: Built-in.
- Package: TO-92, SOT-89, SOT-23 (varies by model).
Ideal for battery-powered and low-power applications due to its efficiency and stability.
- Output Voltage: Fixed 3.3V (other variants available).
- Input Voltage Range: Up to 12V (typical max).
- Low Dropout: ~350mV at 100mA load.
- Output Current: 250mA max.
- Low Quiescent Current: 4µA (typical).
- High Accuracy: ±2% tolerance.
- Thermal & Short-Circuit Protection: Built-in.
- Package: TO-92, SOT-89, SOT-23 (varies by model).
Ideal for battery-powered and low-power applications due to its efficiency and stability.
Application
The HT7333-1 is a low-dropout (LDO) voltage regulator commonly used in:
1. Battery-Powered Devices – Portable electronics like sensors, wearables, and IoT gadgets.
2. Embedded Systems – Microcontroller power supply in Arduino, Raspberry Pi, etc.
3. Consumer Electronics – Keyboards, mice, and small appliances.
4. Automotive Electronics – Low-power modules like dashcams or infotainment systems.
5. Industrial Controls – Stable voltage for sensors and control circuits.
It provides a fixed 3.3V output with low quiescent current, making it ideal for energy-efficient applications.
1. Battery-Powered Devices – Portable electronics like sensors, wearables, and IoT gadgets.
2. Embedded Systems – Microcontroller power supply in Arduino, Raspberry Pi, etc.
3. Consumer Electronics – Keyboards, mice, and small appliances.
4. Automotive Electronics – Low-power modules like dashcams or infotainment systems.
5. Industrial Controls – Stable voltage for sensors and control circuits.
It provides a fixed 3.3V output with low quiescent current, making it ideal for energy-efficient applications.
Package
The HT7333-1 is a low-dropout (LDO) voltage regulator available in a SOT-89 package. This compact, surface-mount package has three pins and is commonly used for small power management applications. It offers a fixed 3.3V output with a maximum current of 250mA. The SOT-89 package is suitable for space-constrained designs due to its small footprint and efficient heat dissipation.
