Protect sensitive electronics with this 100PCS TVS diode assortment featuring SMBJ300A, SMBJ350A, SMBJ400A, and SMBJ440A SMD models. These diodes provide robust transient voltage suppression with peak pulse power ratings of 600W and fast response times under 1ps, clamping dangerous voltage spikes before they can damage integrated circuits and power lines. Features and Benefits
- 600W Peak Pulse Power (10/1000µs) - Offers superior protection against high-energy transients like lightning surges and inductive load switching.
- Fast Response Time (<1ps) - Reacts almost instantly to voltage spikes, clamping them before they reach and damage protected components.
- Low Clamping Voltage - Limits the voltage across the protected circuit to a safe level, ensuring components operate within their specified ratings.
- SMB (DO-214AA) Surface-Mount Package - Compact and industry-standard footprint for easy integration into modern PCB designs and automated assembly.
- Assortment of Four Common Voltages (300A, 350A, 400A, 440A) - Provides flexibility for protecting circuits with different operating voltages from a single purchase.
- Lead-Free and RoHS Compliant - Meets modern environmental and manufacturing standards for global electronics production. Applications
- Power Supply Input Protection - Safeguard AC-DC converters, DC-DC converters, and power adapters from line surges and ESD.
- Communication and Data Line Protection - Protect RS-232, RS-485, Ethernet, and telecom interfaces from voltage transients.
- Automotive and Industrial Electronics - Harden control units, sensors, and actuators in 12V/24V systems against load-dump and switching spikes.
- Consumer Electronics Repair and Prototyping - Reliable, cost-effective components for fixing or designing audio/video equipment, chargers, and microcontroller boards. Note
This is a great value assortment of reliable TVS diodes, offering excellent performance for DIY enthusiasts, repair technicians, and professionals seeking quality protection components without premium pricing.
Package Dimensions: 4.6 x 3.8 x 2.3 mm. Lead Material: Copper Alloy. Peak Pulse Power: 600 W. Breakdown Voltage (Min): 30.8 V (SMBJ300A), 36.0 V (SMBJ350A), 41.1 V (SMBJ400A), 45.2 V (SMBJ440A). Breakdown Voltage (Max): 34.2 V (SMBJ300A), 40.0 V (SMBJ350A), 45.7 V (SMBJ400A), 50.3 V (SMBJ440A). Standoff Voltage: 24.4 V (SMBJ300A), 28.5 V (SMBJ350A), 32.4 V (SMBJ400A), 35.6 V (SMBJ440A). Clamping Voltage: 48.4 V (SMBJ300A), 56.5 V (SMBJ350A), 64.5 V (SMBJ400A), 71.0 V (SMBJ440A). Operating Temperature: -55°C to +150°C. Package: SMB (DO-214AA). Part Type: TVS Diode. Peak Pulse Current: 12.4 A (SMBJ300A), 10.6 A (SMBJ350A), 9.3 A (SMBJ400A), 8.5 A (SMBJ440A). Polarity: Unidirectional. Quantity: 100 pieces. Termination: Tin Plated. Package Dimensions (SMB): 5.40mm x 3.94mm x 2.62mm (typical). Lead Material: Copper alloy with solderable plating. Breakdown Voltage Tolerance: ±5% (typical for JEDEC series). Maximum Clamping Voltage: Varies by specific part number. Maximum Reverse Stand-off Voltage: Varies by specific part number. Nominal Breakdown Voltage (SMBJ300A): 300 Volts. Nominal Breakdown Voltage (SMBJ350A): 350 Volts. Nominal Breakdown Voltage (SMBJ400A): 400 Volts. Nominal Breakdown Voltage (SMBJ440A): 440 Volts. Peak Pulse Power: 600 Watts (standard for SMB package). Peak Pulse Power Derating: Above 25°C, linearly to 0 at 150°C. Operating Junction Temperature: -55°C to +150°C (typical for TVS). Storage Temperature: -55°C to +150°C. RoHS Compliance: Typically compliant (inferred from modern SMD component). Capacitance: Low junction capacitance, typically < 50pF. Component Quantity: 100 pieces per order. Diode Type: Unidirectional TVS (based on standard JEDEC series). Moisture Sensitivity Level (MSL): MSL 1 (typical for hermetically sealed packages). Mounting Type: Surface Mount Technology (SMT). Package Type: SMB (DO-214AA) Surface Mount Device (SMD). Part Number Series: SMBJ300A, SMBJ350A, SMBJ400A, SMBJ440A. Peak Pulse Current: Varies by voltage rating. Product Type: Transient Voltage Suppression (TVS) Diode. Response Time: Typically less than 1.0 picosecond. Termination Style: Gull-wing leads. Q: What are the specifications and dimensions of these SMBJ TVS diodes? A: This pack contains 100 pieces of SMD TVS diodes in the SMBJ series, including SMBJ300A, SMBJ350A, SMBJ400A, and SMBJ440A variants. They are surface-mount components designed for transient voltage suppression in electronic circuits.. Q: How durable and reliable are these SMBJ TVS diodes for circuit protection? A: These TVS diodes are manufactured to provide reliable transient voltage suppression, protecting sensitive components from voltage spikes. They offer consistent performance for a wide range of applications, from hobbyist projects to professional repairs.. Q: Can I use these SMBJ TVS diodes to protect 12V or 24V automotive circuits? A: Yes, the SMBJ series, including the SMBJ300A and SMBJ440A diodes in this pack, are commonly used for automotive and industrial circuit protection. They are suitable for safeguarding 12V, 24V, and other low-voltage systems against voltage transients.. Q: Does this 100PCS pack of SMBJ TVS diodes come with any warranty or guarantee? A: This product is backed by a satisfaction guarantee to ensure you receive components that meet your expectations. If you have any issues with the SMBJ diodes upon arrival, please contact customer support for assistance.. Q: Is this 100PCS assortment of SMBJ TVS diodes a good value for the price? A: Yes, this offers excellent value for DIY enthusiasts and professionals seeking quality without premium brand pricing. It delivers reliable performance for regular use, providing a cost-effective bulk solution for various repair and prototyping needs..