As a leading provider of discrete semiconductors, Toshiba delivers a high-performance range of Zener diodes engineered for precise voltage regulation, voltage clamping, and surge protection. Designed to maintain stable output voltage across varying current and temperature conditions, these diodes combine high precision, low temperature drift, and diverse power/voltage options—making them a cornerstone of power supplies, industrial controls, consumer electronics, and automotive systems worldwide.
Core Product Advantages
Toshiba’s Zener diodes stand out with tailored performance for voltage regulation needs:
High Voltage Regulation Precision: Tolerance as tight as ±2% (standard) and ±1% (high-precision variants), ensuring stable voltage output for sensitive circuits.
Wide Voltage & Power Range: Voltage ratings from 2.4V to 200V+, power ratings from 100mW to 5W+, adapting to low-power signal circuits and high-power power supplies.
Low Temperature Coefficient: Typical temperature coefficient of ±5mV/℃ (for mid-voltage ranges), minimizing voltage drift in extreme operating environments (-40℃~125℃).
Diverse Packaging Options: Surface-mount (SOD-323, SOT-23, DFN) and through-hole (DO-35, DO-41, DO-201AD) packages, supporting compact designs and high-power heat dissipation.
High Reliability: Rigorous quality testing for surge current tolerance and long-term stability, compliant with industrial and automotive reliability standards.
Key Product Series
Toshiba’s Zener diode lineup caters to distinct application demands:
1. Low-Power Zener Diodes (100mW~500mW)
Core Features: Ultra-small surface-mount packages, high precision, and low leakage current—optimized for compact electronic devices.
Applications: Consumer electronics (smartphones, wearables, TVs), sensor modules, and low-power IoT devices.
2. Medium-to-High-Power Zener Diodes (1W~5W+)
Core Features: High surge current capacity, low thermal resistance, and stable regulation for high-power circuits.
Applications: Industrial power supplies, UPS systems, automotive on-board chargers, and voltage clamping in power modules.
3. High-Precision Zener Diodes
Core Features: Tight voltage tolerance (±1%), ultra-low temperature coefficient, and low noise—designed for precision instrumentation.
Applications: Test equipment, medical devices, and high-precision industrial control systems.
4. Automotive-Grade Zener Diodes
Core Features: AEC-Q101 compliant, wide temperature range (-40℃~125℃), and resistance to automotive EMI—suitable for in-vehicle voltage regulation.
Applications: Automotive body control units (BCUs), battery management systems (BMS), and in-vehicle infotainment power supplies.
Critical Application Scenarios
Toshiba’s Zener diodes are integral to voltage stability across key sectors:
Consumer Electronics: Smartphones, laptops, and home appliances—regulating voltage for display modules, power management ICs (PMICs), and sensor circuits.
Industrial Control: PLCs, servo drives, and industrial inverters—maintaining stable voltage for control circuits and protecting sensitive ICs from voltage spikes.
Automotive Electronics: EV/ICE vehicle power systems, ADAS sensor modules, and lighting systems—relying on automotive-grade reliability for harsh in-vehicle environments.
Power Supply Equipment: AC-DC converters, server power supplies, and adapters—clamping transient voltages and regulating output for consistent performance.
Precision Instruments: Medical devices (blood pressure monitors, glucose meters) and test equipment—delivering high-precision voltage for accurate data collection.
Genuine Procurement Channel
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