5.0SMDJ16A

5.0SMDJ16A is a 5V-rated surface-mount TVS diode (SMDJ series) used to clamp transient voltages on a 5V rail. The "16A" indicates its peak pulse current rating of about 16 A. It is available in the SMDJ (DO-214AB) package and can be unidirectional or bidirectional depending on variant. It protects circuits from inductive switching, ESD, and other surges; common uses include USB, data lines, and 5V logic supplies. When selecting: ensure the working standoff voltage (VRWM) is slightly above normal operation, the peak pulse current rating covers the expected surge, and the clamped voltage stays within your devices’ limits. Proper mounting close to the protected node and appropriate PCB layout are important; use the correct reverse orientation and follow reflow guidelines. Note: values vary by manufacturer; consult the datasheet for VRWM, VBR, Vclamp, and package variant.

5.0SMDJ16A is a 5.0 V standoff TVS diode in the SMDJ package with 16 A peak pulse current. Equivalents are other 5.0 V TVS diodes in the SMDJ family from major brands (Vishay, Littelfuse, Bourns, ProTek, ST). For exact substitutes, use brand cross-reference tools (search 5.0 SMDJ16A or 5.0 V SMDJ) and compare Vrm, Vclamp, and package.

Here are the typical features of a 5.0SMDJ16A TVS diode:
- Type: Transient Voltage Suppressor (TVS) diode for surge/ESD protection
- Stand-off voltage: ~5.0 V
- Package: SMDJ (DO-214AB) surface-mount
- Peak pulse current: 16 A
- Peak pulse power: ~600 W (10/1000 µs waveform)
- Temperature range: -55°C to +150°C
- Clamping voltage: specified in datasheet (variant-dependent)
- Configuration: available in unidirectional and bidirectional variants (check exact part)
- Compliance: RoHS compliant
- Applications: protects 5V logic lines and low-voltage circuits from surges and ESD
- Availability: automotive-grade options may be available from suppliers
Note: verify exact configuration (unidirectional vs bidirectional) and electrical specs in the specific datasheet for your exact manufacturer/vendor.

- Pin count: 2 pins (two-terminal device)
- Function: Transient Voltage Suppressor (TVS) diode for surge/ESD protection on a 5.0 V line, with a 16 A peak pulse current rating (unidirectional variant).

Manufacturer: Littelfuse, Inc.
Company type: A global, publicly traded electronics company that specializes in circuit protection products, including fuses and TVS diodes.

5.0SMDJ16A is a unidirectional TVS diode designed to protect 5 V systems from surges and ESD. Typical application areas:
- Protect 5 V power rails and low-voltage logic on PCBs, microcontrollers, USB ports, and chargers
- Safeguard data interfaces (USB, HDMI, Ethernet, RS-232/485)
- Input protection for 5 V DC-DC converters, adapters, and LED drivers
- Automotive and industrial control lines using 5 V logic
- Telecom/networking equipment and consumer electronics with 5 V supplies

The 5.0SMDJ16A uses the SMDJ package — a surface-mount TVS diode in the SMB/DO-214AB (SMB-size) package.