This premium 28-value TVS diode assortment provides robust transient voltage suppression up to 400V, with models like the 1.5KE400CA and 1.5KE440CA offering bidirectional protection. The DO-201AD package ensures high power handling with a 1500W peak pulse rating, delivering reliable defense against voltage spikes, ESD, and inductive switching surges for critical circuits. Features and Benefits
- 28 Different Values - Comprehensive kit covers a wide range of common clamping voltages from 12V to 440V for versatile project needs.
- DO-201AD Package - Robust axial-lead design provides excellent power dissipation and is easy to install on PCBs or in prototypes.
- 1500W Peak Pulse Power (1.5KE Series) - High surge capability reliably absorbs and dissipates damaging transient energy.
- Bidirectional and Unidirectional Types - Includes both CA (bidirectional) and A (unidirectional) variants for AC or DC circuit protection.
- Axial Lead Form - Standard lead spacing and through-hole design ensures compatibility with common breadboards and PCB layouts. Applications
- Power Supply Protection - Safeguard sensitive DC power inputs in consumer electronics, automotive systems, and industrial controls from voltage transients.
- Communication Line Protection - Defend data lines, RS-232 interfaces, and telecom equipment against electrostatic discharge (ESD) and induced surges.
- Automotive and 12/24V Systems - Protect vehicle electronics, alternator load-dump circuits, and relay coils from inductive kickback.
- Industrial Control Systems - Enhance reliability of PLCs, motor drives, and sensor interfaces in electrically noisy environments.
Lead Material: Plated copper alloy. Breakdown Voltage (V_BR): Varies per model (typically 13.4V to 484V). Breakdown Voltage Range: 12V to 440V (inferred from part numbers). Clamping Voltage (V_C): Varies per model (typically 19.9V to 710V at rated I_PP). Peak Pulse Power Derating: Linearly from 1500W at T_J = 25°C to 0W at T_J = 175°C. Peak Pulse Power Dissipation: 1500W (1.5KE series). Standoff Voltage (V_RWM): Varies per model (typically 10.2V to 396V). Operating Junction Temperature (T_J): -55°C to +175°C (standard for silicon TVS). Storage Temperature (T_STG): -55°C to +175°C. RoHS Compliance: Typically compliant (inferred from modern component standards). Capacitance (Typical): Low junction capacitance, varies with voltage rating (e.g., ~50pF for 200V, ~250pF for 12V). Configuration: Includes both Unidirectional (A suffix) and Bidirectional (CA suffix) types. Maximum Reverse Leakage Current (I_R): Typically < 5 µA at V_RWM. Package Type: DO-201AD (DO-201AA). Peak Pulse Current (8/20µs): Varies per model (e.g., ~6.8A for 440V, ~125A for 12V). Product Type: Transient Voltage Suppression (TVS) Diode. Quantity per Set: 28 individual diodes. Response Time: Typically < 1.0 picosecond. Q: What are the specifications and dimensions of these DO-201AD TVS diodes? A: These TVS diodes are supplied in the standard DO-201AD axial leaded package. The kit includes 28 different values, such as 1.5KE400CA, 1.5KE200A, and 1.5KE12A, covering a wide range of peak pulse power and breakdown voltages for various protection needs.. Q: How durable and reliable are these 1.5KE series TVS diodes? A: The 1.5KE series is designed for robust transient voltage suppression, capable of handling high peak pulse power. These components are built to meet industry standards for reliability, making them suitable for protecting sensitive electronics from voltage spikes and surges.. Q: Can I use these TVS diodes for automotive or industrial circuit protection? A: Yes, the included values like 1.5KE400A and 1.5KE18A are commonly used for protecting 12V and 24V systems found in automotive and industrial applications. This variety allows you to select the correct diode for specific voltage clamping requirements in your project.. Q: Does this product come with any warranty or guarantee? A: This product is offered with a standard satisfaction guarantee. If you receive any components that are defective or do not meet the described specifications, you are eligible for a replacement or refund according to the seller's policy.. Q: Is this 28-value TVS diode kit a good value for hobbyists and professionals? A: Yes, this offers excellent value for DIY enthusiasts and professionals seeking quality without premium brand pricing. It delivers reliable performance for regular use by providing a comprehensive selection of common 1.5KE values in one convenient kit..