SMBJ51A - Littelfuse

The pictures are for reference only, and the specific specifications can be found in the product manual.

Part No

SMBJ51A
Manufacturer

Littelfuse
ChipWorker Part#

CW5337511
Category

TVS Diode
Package

DO-214AA
Description

LITTELFUSE SMBJ51A TVS Diode, SMBJ Series, Unidirectional, 51V, 82.4V, DO-214AA, 2Pins
Documentation

Datasheet

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SMBJ51A Specifications

Attribute	Attribute Value

Part Number	SMBJ51A
Manufacturer	Littelfuse
ChipWorker Part#	CW5337511
Category	TVS Diode
Documentation	Datasheet
Mounting Style	Surface Mount
Number of Pins	2 Pin
Case/Package	DO-214AA
Voltage Rating (DC)	51.0 V
Capacitance	1070 pF
Power Rating	600 W
Breakdown Voltage	59.7 V
Number of Circuits	1 Circuit
Number of Positions	2 Position
Forward Voltage	5 V
Power Dissipation	600 W
Clamping Voltage	82.4 V
Test Current	1 mA
Max Breakdown Voltage	62.7 V
Peak Pulse Power	600 W
Min Breakdown Voltage	56.7 V
Reverse Breakdown Voltage	56.7 V
Operating Temperature (Max)	150 ℃
Operating Temperature (Min)	-65 ℃
Junction Temperature	-65℃ ~ 150℃
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Size-Length	5.59 mm
Size-Width	3.94 mm
Size-Height	2.44 mm
Operating Temperature	-65℃ ~ 150℃ (TJ)
Product Lifecycle Status	Active
Packaging	Tape & Reel (TR)
RoHS	RoHS Compliant
Lead-Free Status	Lead Free
REACH SVHC Compliance Edition	2014/12/17
ECCN Code	EAR99

Product Description

The SMBJ51A from Littelfuse is a 600W, unidirectional transient voltage suppression diode in DO-214AA package. It features excellent clamping capability, low incremental surge resistance, low profile package, built-in strain relief and fast response time. The SMBJ is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. It is ideal for the protection of I/O Interfaces, VCC bus and other vulnerable circuits.
Reverse stand off voltage VR is 51V
Breakdown voltage VBR is 56.7V minimum and 62.7V maximum at 1mA
Maximum reverse leakage is 1µA
Maximum clamping voltage VC is 82.4V
Maximum peak pulse current is 7.3A
Power dissipation on infinite heat sink at TL=50°C is 5W
Peak forward surge current IFSM is 100A
Maximum instantaneous forward voltage is 5V
Operating temperature range from -65°C to +175°C, IEC-61000-4-2 ESD 30KV (air), 30KV (contact)
ESD protection of data lines with IEC 61000-4-2 and EFT protection with IEC 61000-4-4 standard

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