Transistor 7333 A Datasheet
Overview
Supplier sourcing insights & recommendations
The HT7333-A (often referred to as 7333-A) is a high-performance Low Dropout (LDO) linear voltage regulator, primarily manufactured by Holtek Semiconductor XecorAlldatasheet. It is widely used in battery-powered devices due to its ultra-low quiescent current (~2-4µA) and stable 3.3V output TechiesmsDigikey.
Technical Highlights
- Output: Fixed 3.3V with ±2% to ±3% precision DigikeyXecor.
- Input Range: 2V to 12V (max 15V) DigikeyAlldatasheet.
- Output Current: Up to 250mA Digikey.
- Efficiency: Features a very low dropout voltage, typically 60mV at 100mA Xecor.
- Common Packages: SOT-89, TO-92, and SOT-23 TechiesmsDigikey.
Market Trends & Insights (2026 Forecast)
The global LDO market is projected to reach approximately $2.86 Billion by 2026, growing at a CAGR of ~6.6% Snsinsider.
- Drivers: Increased demand for IoT devices, wearables, and automotive electrification (ADAS/Infotainment) Snsinsider.
- Technological Shift: CMOS-based LDOs are becoming dominant (estimated 57.6% market share) due to their power efficiency Snsinsider.
- Miniaturization: There is a significant push for ultra-compact packages as sensors and mobile devices shrink Snsinsider.
Supplier Landscape
The primary original manufacturer is Holtek Semiconductor (Taiwan), supported by secondary producers like UTD Semiconductor (UMW) DigikeyXecor. For high-reliability alternatives, industry leaders such as Microchip, onsemi, and Analog Devices offer similar high-precision LDO solutions MicrochipSatnow.
The file below provides a comprehensive list of verified suppliers for the HT7333-A and its variants.
Based on the technical data and supplier list, you can continue with:
Ht7333 A Ldo Voltage Regulator Sot 89 To 92 Suppliers
Verified suppliers · 2 lists
Shenzhen Futian District Jiaxinda Technology Electronic Trading Department
Trusted supplier in Microcontrollers and Processors, FPGA
Shenzhen Kexin Weiye Electronics Co., Ltd.
Reliable supplier in Thyristors
Shenzhen Xingweiming Technology Co., Ltd.
Well‑matched supplier in Electronic Components
Shenzhen Dongjiang Chuangfu Technology Co., Ltd.
Reliable supplier in Power Management (PMIC)
Shenzhen Wei Jing Chuang Technology Co., Ltd.
Trusted supplier in ICs
Shenzhen King Joining Tech Co., Ltd.
Well-suited supplier in ICs
Shenzhen Xintiancheng Electronics Co., Ltd.
Well-suited supplier in Electronic Components
Shenzhen Xinsheng Microelectronics Technology Co., Ltd.
Competitive supplier in ICs
Shenzhen Goldtech Electronics Co., Limited
100% quality control across all production lines
Provides e-commerce design services
15 years of experience in exporting
Shenzhen Jingmaoyuan Electronics Co., Ltd.
Competitive supplier in ICs
Shenzhen E-Tansense Technology Co., Ltd.
Competitive supplier in LED Driver Board and Module
Shenzhen Huake Shengye Technology Co., Ltd.
Reliable supplier in ICs
Wuhan Amsemi Tech Co., Ltd.
Well-suited supplier in ICs
Shenzhen Hengzhilian Technology Co., Ltd.
Recommended supplier for Electronic Components
Shenzhen Chuangjingke Electronics Co., Ltd.
Recommended supplier for Linear (Amplifiers and Comparators)
Xinquehui Electronics (Shenzhen) Co., Ltd.
Trusted supplier in Power Management (PMIC)
Shenzhen Kaixingt Technology Co., Ltd.
Trusted supplier in DC DC Converters, Board Mount
Shenzhen JiaYiFa Electronics Co., Ltd.
Well-suited supplier in ICs
Shenzhen Cxcw Electronic Co., Ltd.
Provides e-commerce design services
Inspection according to client's requirement
Shenzhen Xingcheng Electronics Co., Ltd.
Reliable supplier in Power Management (PMIC)
Shenzhen Kaisheng Century Electronics Co., Ltd.
Provides e-commerce design services
Competitive supplier in Power Management (PMIC)
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Sources & References
29 sources cited · Verified industry data & reports
7333 A Datasheet(PDF) - Holtek Semiconductor Inc
ALLDATASHEET.COM
Features • Ultra low quiescent current: 3.5µA (typ.) • High input voltage (up to 12V) • Output voltage: 1.8V, 2.5V, 2.7V, 3.0V, 3.3V, 3.5V, 4.15V, 5.0V
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